Gastric cancer surgery training system and method

文档序号：1955045 发布日期：2021-12-10 浏览：17次中文

阅读说明：本技术 一种胃癌手术训练系统及方法 (Gastric cancer surgery training system and method ) 是由赵卫杰于 2021-09-28 设计创作，主要内容包括：本发明属于生物与新医药领域,具体公开了一种胃癌手术训练系统,包括模拟训练机构和与模拟训练机构相配合的手术训练机构；所述模拟训练机构包括模拟操控台和与模拟操控台相配合的操控台调节结构,操控台调节结构上设有与模拟操控台相配合的模拟显示器；模拟操控台内设有模拟处理器,模拟处理器上设置有相互配合的模拟训练分析对比模块、模拟数据存储模块；操控台调节结构上设有运动调节结构；本发明通过手术训练机构配合模拟训练机构进行胃癌手术训练,本发明能够通过环形摄像头组和微型压力传感器等方式对胃癌手术训练过程中产生的失误等问题进行及时警示,方便训练人员及时对胃癌手术过程中产生的问题进行及时纠正。(The invention belongs to the field of biology and new medicine, and particularly discloses a gastric cancer surgery training system, which comprises a simulation training mechanism and a surgery training mechanism matched with the simulation training mechanism; the simulation training mechanism comprises a simulation console and a console adjusting structure matched with the simulation console, and a simulation display matched with the simulation console is arranged on the console adjusting structure; a simulation processor is arranged in the simulation console, and a simulation training analysis comparison module and a simulation data storage module which are matched with each other are arranged on the simulation processor; the control platform adjusting structure is provided with a motion adjusting structure; according to the invention, the operation training mechanism is matched with the simulation training mechanism to perform gastric cancer operation training, so that the problems such as errors and the like generated in the gastric cancer operation training process can be warned in time in modes such as the annular camera group, the miniature pressure sensor and the like, and the training personnel can correct the problems generated in the gastric cancer operation process in time.)

1. A gastric cancer surgery training system is characterized by comprising a simulation training mechanism and a surgery training mechanism matched with the simulation training mechanism; the simulation training mechanism comprises a simulation console and a console adjusting structure matched with the simulation console, and a simulation display matched with the simulation console is arranged on the console adjusting structure; a simulation processor is arranged in the simulation console, and a simulation training analysis comparison module and a simulation data storage module which are matched with each other are arranged on the simulation processor; the console is provided with a motion adjusting structure on the adjusting structure.

2. The gastric cancer surgery training system of claim 1, wherein the simulation display comprises a simulation display shell, a display touch screen, a sound reminder and a sound control button connected with the sound reminder are arranged on the simulation display shell, and the display touch screen, the sound reminder and the sound control button are all electrically connected with the simulation processor; the console adjusting structure comprises a supporting base, a supporting adjuster matched with the analog display shell is arranged on the supporting base, and a supporting groove matched with the supporting adjuster is formed in the supporting base.

3. The gastric cancer surgical training system of claim 2, wherein the surgical training mechanism comprises a gastric cancer surgical training knife and a gastric cancer surgical adjustor cooperating with the gastric cancer surgical training knife; the gastric cancer surgical training knife comprises a surgical training knife handle, a surgical training knife is arranged at one end of the surgical training knife handle, an annular camera group is arranged on the surgical training knife and comprises an annular camera plate connected with the surgical training knife, training cameras in clearance fit are uniformly distributed on the annular camera plate, a sector annular training illuminating lamp in clearance fit with the training cameras is arranged between the training cameras, and the sector annular training illuminating lamp and the training cameras are both electrically connected with a simulation processor; the surgical training knife handle comprises a handheld knife bar, one end of the handheld knife bar is provided with a training knife bar, one end of the training knife bar is provided with a training ball hinged support, and the training ball hinged support is matched with a training ball hinged head arranged at the end part of the handheld knife bar; the training knife bar is sleeved with a training knife cylinder connected with the handheld knife bar, and a training regulator matched with the training knife bar is arranged in the training knife cylinder; an active training button is arranged on the handheld cutter bar.

4. The gastric cancer surgical training system of claim 3, wherein the training regulator comprises more than two sector-ring-shaped training regulating blades which are uniformly distributed on the inner wall of the training knife cylinder and are in clearance fit with each other, and the sector-ring-shaped training regulating blades are centrosymmetric relative to the training knife cylinder; one end of the fan-ring-shaped training adjusting sheet, which is close to the handheld cutter bar, is matched with a training hole arranged on the inner wall surface of the training cutter cylinder through a training rotating shaft, and the other end of the fan-ring-shaped training adjusting sheet is connected with the inner wall surface of the training cutter cylinder through a training adjusting spring; the training adjusting spring is internally sleeved with an adjusting coilable steel belt connected with the sector annular training adjusting sheet, and the adjusting coilable steel belt is matched with an adjusting sheet fixer arranged on the training knife cylinder through a knife cylinder through hole arranged on the training knife cylinder.

5. The gastric cancer surgical training system as claimed in claim 4, wherein the adjustment sheet holder comprises a micro training motor arranged on the training knife cylinder and a micro electric training push rod matched with the micro training motor, the movable end of the micro training motor is provided with an adjusting concave wheel, the adjusting concave wheel is provided with a steel belt fixing buckle, and the steel belt fixing buckle is matched with a steel belt fixing clamp hole arranged at the end part of the adjustable rollable steel belt; the movable end of the miniature electric training push rod is provided with a limiting stop lever, the limiting stop lever is matched with concave hole limiting grooves uniformly distributed on the adjusting concave wheel, and position sensors matched with each other are arranged on the limiting stop lever and the adjusting concave wheel; an arc-shaped adjusting bulge is arranged on one side, away from the training knife cylinder, of the fan-ring-shaped training adjusting sheet, and a miniature pressure sensor matched with the training knife bar is arranged on the arc-shaped adjusting bulge; the micro training motor, the micro electric training push rod, the micro pressure sensor and the position sensor are all electrically connected with the analog processor.

6. The gastric cancer surgical training system as claimed in claim 5, wherein a plurality of sector ring type sleeve electromagnets are arranged in the training knife cylinder and are respectively in clearance fit with the sector ring type training adjusting pieces, and the sector ring type sleeve electromagnets are matched with the magnetic training cylinder sleeved on the training knife bar; the magnetic training cylinder comprises a reset insulating cylinder sleeved on the training cutter bar, insulating grooves matched with the fan-shaped annular sleeve electromagnets are distributed on the reset insulating cylinder, reset electromagnets matched with the fan-shaped annular sleeve electromagnets are arranged in the insulating grooves, and magnetic poles on opposite side surfaces of the reset electromagnets and the fan-shaped annular sleeve electromagnets are repelled; the fan-ring sleeve electromagnet and the reset electromagnet are electrically connected with the analog processor.

7. The gastric cancer surgical training system as claimed in claim 6, wherein the training knife cylinder is sleeved with an ellipsoid-like protective shell matched with the micro training motor and the micro electric training push rod, and the end of the ellipsoid-like protective shell is provided with a knife bar moving opening in clearance fit with the training knife bar; one end of the training knife cylinder, which is close to the handheld knife bar, is provided with a training reminder matched with the handheld knife bar, and the training reminder comprises a training reminder bar; one end of the training reminding rod is provided with a hollow reminding ball, the other end of the training reminding rod is provided with a reminding rod gear, the reminding rod gear is matched with a reminding motor arranged on the training knife cylinder, and the movable end of the reminding motor is provided with an intermittent reminding gear meshed with the reminding rod gear; a reminding whistle is arranged on the hollow reminding ball; the reminding motor is electrically connected with the analog processor.

8. The gastric cancer surgery training system as claimed in claim 7, wherein the gastric cancer surgery adjuster comprises a hollow adjusting rod, one end of the hollow adjusting rod is provided with a stomach adjusting structure, the stomach adjusting structure comprises an adjusting disc connected with the end part of the hollow adjusting rod through an adjusting connecting rod, and more than two adjusting supporting rods are uniformly arranged on the adjusting disc; one end of the adjusting support rod is provided with a support rod rotating shaft, and the other end of the adjusting support rod is provided with an arc-shaped adjusting claw head; a support rod rotating shaft is sleeved with a support rod concave wheel which is matched with an adjusting groove arranged on an adjusting disc, a pair of support claw reset springs matched with the adjusting disc are arranged on the support rod rotating shaft, and the support claw reset springs are centrosymmetric relative to the support rod rotating shaft; the adjustable adjusting device is characterized in that a round table type adjusting column is arranged on the adjusting disc and is in clearance fit with an adjusting hole formed in the adjusting disc, an adjusting plate in clearance fit with an adjusting groove is arranged on the round table type adjusting column, one side, close to the hollow adjusting rod, of the round table type adjusting column is provided with a pair of adjusting racks in clearance fit, the adjusting racks are matched with a micro adjusting motor arranged in the hollow adjusting rod through an adjusting opening formed in the end portion of the hollow adjusting rod, the micro adjusting motor is matched with an adjusting button arranged on the hollow adjusting rod, and the micro adjusting motor and the adjusting button are electrically connected with the analog processor.

9. The gastric cancer surgery training system of claim 8, wherein the supporting adjuster comprises an adjusting screw rod, and an upper adjusting sleeve and a lower adjusting sleeve are respectively arranged at two ends of the adjusting screw rod, wherein the lower adjusting sleeve is connected with a sleeve convex ring arranged in the supporting groove, and the upper adjusting sleeve is matched with a shell support arranged at the back of the analog display shell; the adjusting screw is sleeved with a screw bearing, one side of the screw bearing is provided with an auxiliary bearing, the inner ring of the auxiliary bearing is provided with a bearing connecting rod, the end part of the bearing connecting rod is provided with an adjusting bearing, the outer ring of the adjusting bearing is sleeved with a telescopic auxiliary supporting rod, and the telescopic auxiliary supporting rod is connected with an auxiliary convex ring arranged in the supporting groove through an auxiliary rotating shaft; a shell bearing matched with the upper adjusting sleeve is arranged at one end, away from the analog display shell, of the shell support; the screw bearing is provided with a screw motor, the screw motor is matched with a screw sleeve gear arranged on the adjusting screw, and the screw sleeve gear is connected with the screw bearing through a sleeve bearing; the adjusting screw rod is in cross fit with the telescopic auxiliary supporting rod; an electric adjusting screw rod connected with the bearing connecting rod is vertically arranged in the supporting groove.

10. The method of using the gastric cancer surgical training system of claim 9, the steps comprising:

the first step is as follows: preparation before surgical training of gastric cancer;

the analog display is adjusted by utilizing the console adjusting structure and the motion adjusting structure, so that the height position of the analog display meets the requirements of training personnel;

the second step is that: training of gastric cancer surgery;

i, adjusting and resetting the gastric cancer operation;

firstly, adjusting gastric lesions; when active training of gastric cancer surgery is carried out, a gastric cancer surgery regulator is respectively placed into a simulated stomach through a minimally invasive opening, the simulated stomach can simulate the stomach tissue and the characteristics of gastric lesions of a patient, the simulated training is convenient for a trainer to carry out simulated training, the trainer holds a hollow regulating rod, the gastric lesion is regulated by using a gastric regulating structure, an annular illuminating lamp illuminates the stomach, the stomach is shot by a conical exploration camera and is transmitted to a display touch screen for displaying, the trainer observes and regulates the gastric lesions through the display touch screen, the position of the hollow regulating rod is regulated, a regulating support rod is moved to the gastric lesion, an opening button on a regulating button is pressed, a simulation processor controls a micro regulating motor to start, the micro regulating motor drives a regulating rotating shaft to move, and the regulating rotating shaft is rotatably connected with the hollow regulating rod through a rotating shaft bearing, the adjusting gear on the adjusting rotating shaft is meshed with the adjusting racks through the gaps between the adjusting racks so as to drive the pair of adjusting racks to move, the round table type adjusting column is driven to be close to the adjusting disc, the adjusting plate moves along the adjusting groove, the thick end of the round table type adjusting column gradually enters the adjusting hole along with the round table type adjusting column being close to the adjusting disc, the concave wheel of the extruding support rod moves outwards, the gap between the adjusting support rods is expanded, the arc-shaped adjusting claw head pushes the stomach tissue to stretch, the purpose of adjusting the stomach tissue is achieved, and the stop button on the adjusting button is pressed after the adjustment is finished;

reduction of the focus of the stomach; when the adjustment of the gastric lesion is stopped, a reset button on the adjusting button is pressed, the analog processor controls the micro-adjusting motor to rotate reversely to drive the adjusting rack to move, so that the round table type adjusting column is far away from the hollow adjusting rod, a gap is formed between the adjusting plate and the support rod concave wheel, a pair of support claw reset springs on the support rod rotating shaft drive the adjusting support rod to move, the support rod concave wheel rolls in the adjusting groove, the round table type adjusting column is driven to return to the original position along with the adjusting rack, the adjusting support rod can be driven to return to the original position under the action of the support claw reset springs, and the adjustment action of the gastric lesion is stopped;

II, active training of gastric cancer surgery;

after the adjustment of the focus of the stomach is finished, the active training of the gastric cancer operation is started, an active training button on a handheld cutter bar is pressed on a training knife for the gastric cancer operation, a simulation processor enters an active training program, after waiting for a period of time, the judgment is carried out according to data information fed back by a training camera, so that the active training program is generated in the training process of the operation of a training person, the training person holds the handheld cutter bar, the operation training cutter, an ellipsoid-like protective shell and a training cutter cylinder enter the simulation stomach through a minimally invasive opening, an annular camera group illuminates and shoots the stomach, a plurality of fan-ring-shaped training illuminating lamps form shadowless lamps to illuminate, the training cameras on an annular camera plate form an annular camera group, and after the analysis processing is carried out through an image analysis processing module, the annular camera group is transmitted to a display touch screen through the simulation processor to display the image, the training personnel perform gastric cancer operation training by observing the display touch screen, control the movement of the handheld cutter bar and train the gastric lesion by using the operation training cutter;

in the training process, the analog processor sends out a training signal at variable time to carry out active training action on a training person, after the analog processor sends out the training signal, the micro-training motor is started, the steel belt fixing buckle drives the adjustable steel belt to be wound in the adjusting concave wheel, the adjustable steel belt drives the fan-ring-shaped training adjusting piece to extrude the training adjusting spring, the fan-ring-shaped training adjusting piece is close to the training knife cylinder, meanwhile, the micro-electric training push rod is started, the micro-electric training push rod drives the limit stop lever to be close to the adjusting concave wheel, the micro-electric training push rod is closed, after the micro-training motor is started for a certain time, the limit stop lever and the position sensor on the adjusting concave wheel are confirmed, the micro-electric training push rod is started again, the limit stop lever enters into the concave hole limit groove to complete the limit action on the adjusting concave wheel, the micro-electric training push rod and the micro-training motor are closed, at the moment, the miniature pressure sensors on all the arc-shaped adjusting bulges are in clearance fit with the training cutter bar; the simulation processor controls the start of each sector annular sleeve electromagnet and the reset electromagnet on the reset insulating cylinder, and each sector annular sleeve electromagnet and the reset electromagnet generate repulsive magnetic poles so that the training cutter bar is in a magnetic balance state;

when the training personnel continues to move the hand-held cutter bar, the action of the contact of the surgical training cutter and the stomach tissue can destroy the magnetic balance state, the training cutter bar drives the training spherical hinge seat to rotate on the training spherical hinge, the side surface of the training cutter bar is in contact with the miniature pressure sensor, the miniature pressure sensor transmits the detected pressure data to the analog processor, the analog processor analyzes and processes the collected data, the analog training analysis comparison module compares and analyzes the preset data, the analog data storage module stores the data, the data comparison is convenient for the training personnel to train again, when the detected pressure data is smaller than the preset threshold range, the phenomena of damage to the stomach tissue and the like are not enough, the training personnel can control the hand-held cutter bar in time, can respond in time without alarming and prompting, when the detected pressure data exceeds the preset threshold, the surgical training cutter can damage stomach tissues and the like, at the moment, a trainer does not timely react or the control force is insufficient or too large, the simulation processor starts a reminding motor of the training reminder, the reminding motor drives a reminding rod gear to rotate in a clearance mode through an intermittent reminding gear, a hollow reminding ball at the end of the training reminding rod is intermittently lifted to beat the hands of the trainer, the reminding whistle generates deformation due to beating and sounds to remind the trainer to pay attention, and meanwhile, the sound reminder gives out a reminding sound to facilitate correction of the trainer;

when the training personnel need to continue to train the gastric cancer operation, the sound reminder is turned off through the sound control button, the training cutter bar is in an inclined state at the moment, the simulation processor controls the miniature electric training push rod to retract, the fan-ring-shaped training adjusting sheet drives the adjustable coiled steel strip to reset under the action of the training adjusting spring, and after the training adjusting spring is extended, the inclined training cutter bar is pushed to realize the resetting action, so that the active training action of the gastric cancer operation is conveniently performed again; in the process, because the miniature pressure sensor on the arc-shaped adjusting protrusion is in a contact state with the training cutter bar in a reset state, the pressure between the miniature pressure sensor and the training cutter bar is extremely small and can be ignored, when the training cutter bar is inclined, the miniature pressure sensor on one side is not in contact with the training cutter bar, the miniature pressure sensor on the opposite side is in close contact with the training cutter bar, and the training adjusting spring on the side can push the training cutter bar to realize reset action, so that the training cutter bar is reset, and the active training action of the gastric cancer operation can be performed again;

III, passive training of gastric cancer surgery;

after the adjustment of the gastric focus is completed, passive training of gastric cancer surgery can be started, a trainer holds a handheld cutter bar, a surgery training cutter, an ellipsoid-like protective shell and a training cutter cylinder enter a simulated stomach through a minimally invasive opening, an annular camera group illuminates and photographs the stomach, a plurality of fan-ring-shaped training illuminating lamps form shadowless lamps for illumination, a training camera on an annular camera plate forms an annular photographing group, the annular photographing group is analyzed and processed through an image analysis processing module and then transmitted to a display touch screen through a simulation processor for display, the trainer performs gastric cancer surgery training by observing the display touch screen, the trainer controls the handheld cutter bar to move, and the surgery training cutter is used for training the gastric focus;

the handheld cutter bar drives the operation training cutter to train at a gastric lesion through the training cutter bar, the operation training cutter drives the training cutter bar to extrude the miniature pressure sensor, the miniature pressure sensor detects pressure generated between the training cutter bar and the arc-shaped adjusting bulge and transmits pressure data to the analog processor, and when the pressure data is in a preset threshold range, a trainer can well control the operation training cutter without alarming and prompting; when the pressure data exceeds a preset threshold value, the training person loses the accurate control on the surgical training tool at the moment, the analog processor starts a micro training motor on a micro pressure sensor with the pressure data exceeding the standard, the micro training motor drives a regulated steel belt to be wound in a regulating concave wheel by a steel belt fixing buckle, the regulated steel belt drives a fan-ring-shaped training regulating sheet to extrude a training regulating spring, the fan-ring-shaped training regulating sheet is close to a training tool cylinder, so that an arc regulating bulge drives the micro pressure sensor to be separated from a training tool bar, the surgical training tool drives the training tool bar to deviate in a tool bar movable opening, meanwhile, the analog processor starts a reminding motor of the training reminder, the reminding motor drives a reminding rod gear to rotate in a clearance mode through an intermittent reminding gear, and a hollow reminding ball at the end of the training reminding rod is lifted intermittently to beat the hand of the training person, the hollow reminding ball is deformed to generate a cry when the reminding whistle is knocked, and the sound reminder generates a reminding sound to carry out double error correction on the training personnel;

when the training personnel need to continue the training of the gastric cancer operation, the sound reminder is turned off through the sound control button, the training cutter bar is in an inclined state at the moment, the simulation processor turns off the micro training motor, the fan-ring-shaped training adjusting sheet drives the adjustable coiled steel belt to reset under the action of the training adjusting spring, and after the training adjusting spring is extended, the inclined training cutter bar is pushed to realize the resetting action, so that the active training action of the gastric cancer operation is conveniently performed again; in the process, because the miniature pressure sensor on the arc-shaped adjusting protrusion is in a contact state with the training cutter bar in a reset state, the pressure between the miniature pressure sensor and the training cutter bar is extremely small and can be ignored, when the training cutter bar is inclined, the miniature pressure sensor on one side is not in contact with the training cutter bar, the miniature pressure sensor on the opposite side is in close contact with the training cutter bar, and the training adjusting spring on the side can push the training cutter bar to realize reset action, so that the training cutter bar is reset, and the passive training action of the gastric cancer operation can be performed again;

the third step: treatment after the surgical training of the gastric cancer is finished;

after the gastric cancer surgical training is finished, signature storage is carried out through a display touch screen; after the gastric cancer surgical training is finished, the control platform adjusting structure is moved to the placing position by operating a motion button on the remote controller; through the adjusting button on the remote controller, the analog processor controls the screw motor and the electric adjusting screw rod to reset, and after the resetting is completed, the processing of the training system after the training is completed.

Technical Field

The invention belongs to the fields of biology and new medicine, relates to the fields of medical instruments, equipment and medical special software, and particularly relates to the technical fields of image-guided treatment and positioning, implantation, intervention and computer-aided navigation in the technical fields of novel treatment, emergency treatment and rehabilitation, in particular to a gastric cancer operation training system and a method thereof.

Background

Gastric cancer often occurs in narrow regions of the stomach, such as the antrum, lesser curvature and anterior-posterior wall, and then the cardia, while in relatively open gastric body regions, gastric cancer occurs relatively rarely, with early lesions of gastric cancer limited to the mucosa and submucosa. With the progress of medical adjustment, the discovery rate of early gastric cancer is in an ascending trend, the early gastric cancer is discovered early, and most of the early gastric cancer is not diffused, the minimally invasive surgery is adopted to be a preferred surgical mode for surgical treatment of the early gastric cancer, but the stomach has the characteristic of tolerance relaxation, the cardia of the stomach can be induced to relax when eating, so that a bolus enters the stomach, the digestion of food is facilitated, but when the gastric cancer is operated, because the stomach is in a contraction state, lesions hidden in the stomach are difficult to be completely revealed, the excision of stomach tissues is easy to cause, the recovery time of a patient is increased, the stomach function of the patient is easy to lose too much after recovery, and the normal life of the patient after operation is seriously influenced.

In addition, when the gastric cancer minimally invasive surgery is performed, long-time operation is required, so that the position of a focus and whether the focus generates metastatic lesions or not are carefully investigated, the durability and the stability of the hand are extremely tested, the focus cannot be directly observed by naked eyes, extreme care is required in the surgery process, damage to the normal stomach is prevented, the cognition degree of the gastric cancer surgery can only be improved by observing and studying on an operating table, the operation capability of the gastric cancer surgery cannot be improved, so that the cognition and the actual operation of the gastric cancer surgery of a young doctor are greatly deviated, the growth life of the young doctor is prolonged, the young doctor is easy to damage the normal stomach of a patient in the actual operation process, the mood of the young doctor such as confusion is caused, the frustration of the young doctor is increased, and irreparable serious consequences are easily caused, resulting in prolonged recovery time for the patient.

Disclosure of Invention

In order to solve a series of problems generated during gastric cancer surgery, the gastric cancer surgery training system can improve the hand stability and the psychological quality of surgery of training personnel through training, effectively reduce errors in the gastric cancer surgery, greatly improve the actual operation level of the training personnel in the gastric cancer surgery, and simultaneously provides a corresponding method.

Based on the above purpose, the invention is realized by the following technical scheme:

a stomach cancer operation training system comprises a simulation training mechanism and an operation training mechanism matched with the simulation training mechanism; the simulation training mechanism comprises a simulation console and a console adjusting structure matched with the simulation console, and a simulation display matched with the simulation console is arranged on the console adjusting structure; a simulation processor is arranged in the simulation console, and a simulation training analysis comparison module and a simulation data storage module which are matched with each other are arranged on the simulation processor; the console adjusting structure is provided with a motion adjusting structure.

Preferably, the analog display comprises an analog display shell, a display touch screen, a sound reminder and a sound control button connected with the sound reminder are arranged on the analog display shell, and the display touch screen, the sound reminder and the sound control button are all electrically connected with the analog processor; the console adjusting structure comprises a supporting base, a supporting adjuster matched with the analog display shell is arranged on the supporting base, and a supporting groove matched with the supporting adjuster is formed in the supporting base.

Preferably, the surgical training mechanism comprises a gastric cancer surgical training knife and a gastric cancer surgical adjuster matched with the gastric cancer surgical training knife; the gastric cancer surgical training knife comprises a surgical training knife handle, a surgical training knife tool is arranged at one end of the surgical training knife handle, an annular camera group is arranged on the surgical training knife tool and comprises an annular camera plate connected with the surgical training knife tool, training cameras in clearance fit are uniformly distributed on the annular camera plate, a sector annular training illuminating lamp in clearance fit with the training cameras is arranged between the training cameras, and the sector annular training illuminating lamp and the training cameras are electrically connected with a simulation processor; the surgical training knife handle comprises a handheld knife bar, one end of the handheld knife bar is provided with a training knife bar, one end of the training knife bar is provided with a training ball hinged support, and the training ball hinged support is matched with a training ball hinged head arranged at the end part of the handheld knife bar; a training knife cylinder connected with the handheld knife bar is sleeved on the training knife bar, and a training regulator matched with the training knife bar is arranged in the training knife cylinder; an active training button is arranged on the handheld cutter bar; the training cutter bar is provided with a training restorer matched with the training cutter barrel, the training restorer comprises a reset ring sleeved on the training cutter bar, the reset ring is provided with a reset connecting rod, the reset connecting rod is matched with a reset motor arranged on the training cutter barrel through a reset hole arranged on the training cutter barrel, and the reset connecting rod is provided with a limit bulge.

Preferably, the training regulator comprises more than two fan-shaped training regulating blades which are uniformly distributed on the inner wall of the training knife cylinder and in clearance fit with the inner wall of the training knife cylinder, and the fan-shaped training regulating blades are symmetrical relative to the center of the training knife cylinder; one end of the fan-ring-shaped training adjusting sheet close to the handheld cutter bar is matched with a training hole arranged on the inner wall surface of the training cutter cylinder through a training rotating shaft, and the other end of the fan-ring-shaped training adjusting sheet is connected with the inner wall surface of the training cutter cylinder through a training adjusting spring; the training adjusting spring is internally sleeved with an adjusting coilable steel belt connected with the fan-ring-shaped training adjusting sheet, and the adjusting coilable steel belt is matched with an adjusting sheet fixer arranged on the training knife cylinder through a knife cylinder through hole arranged on the training knife cylinder.

Preferably, the adjusting sheet fixer comprises a micro training motor arranged on the training knife cylinder and a micro electric training push rod matched with the micro training motor, wherein an adjusting concave wheel is arranged at the movable end of the micro training motor, a steel belt fixing buckle is arranged on the adjusting concave wheel, and the steel belt fixing buckle is matched with a steel belt fixing clamping hole arranged at the end part of the adjustable coilable steel belt; the movable end of the miniature electric training push rod is provided with a limiting stop lever, the limiting stop lever is matched with concave hole limiting grooves uniformly distributed on the adjusting concave wheel, and position sensors matched with each other are arranged on the limiting stop lever and the adjusting concave wheel; one side of the fan-shaped training adjusting sheet, which is far away from the training knife cylinder, is provided with an arc-shaped adjusting bulge, and the arc-shaped adjusting bulge is provided with a miniature pressure sensor matched with the training knife bar; the micro training motor, the micro electric training push rod, the micro pressure sensor and the position sensor are all electrically connected with the analog processor; the clearance between the arc-shaped adjusting bulges is less than the diameter of the training cutter bar.

Preferably, a plurality of sector ring-shaped sleeve electromagnets which are respectively in clearance fit with the sector ring-shaped training adjusting blades are arranged in the training cutter barrel, and the sector ring-shaped sleeve electromagnets are matched with the magnetic training barrel sleeved on the training cutter bar; the magnetic training cylinder comprises a reset insulating cylinder sleeved on the training cutter bar, insulating grooves matched with the fan-shaped annular sleeve electromagnets are distributed on the reset insulating cylinder, reset electromagnets matched with the fan-shaped annular sleeve electromagnets are arranged in the insulating grooves, and magnetic poles on opposite side surfaces of the reset electromagnets and the fan-shaped annular sleeve electromagnets are repelled; the fan-ring sleeve electromagnet and the reset electromagnet are electrically connected with the analog processor.

Preferably, the training knife cylinder is sleeved with an ellipsoid-like protective shell matched with the micro training motor and the micro electric training push rod, and the end part of the ellipsoid-like protective shell is provided with a knife bar moving opening in clearance fit with the training knife bar; one end of the training knife cylinder, which is close to the handheld knife bar, is provided with a training reminder matched with the handheld knife bar, and the training reminder comprises a training reminder bar; one end of the training reminding rod is provided with a hollow reminding ball, the other end of the training reminding rod is provided with a reminding rod gear, the reminding rod gear is matched with a reminding motor arranged on the training knife cylinder, and the movable end of the reminding motor is provided with an intermittent reminding gear meshed with the reminding rod gear; a reminding whistle is arranged on the hollow reminding ball; the reminding motor is electrically connected with the analog processor.

Preferably, the stomach cancer operation regulator comprises a hollow regulating rod, one end of the hollow regulating rod is provided with a stomach regulating structure, the stomach regulating structure comprises a regulating disc connected with the end part of the hollow regulating rod through a regulating connecting rod, and more than two regulating supporting rods are uniformly arranged on the regulating disc; one end of the adjusting support rod is provided with a support rod rotating shaft, and the other end of the adjusting support rod is provided with an arc-shaped adjusting claw head; the arc-shaped adjusting claw head is sleeved with a flexible protective washer, adjusting convex particles are uniformly distributed on the flexible protective washer, and protective coatings are laid on the adjusting convex particles; a supporting rod concave wheel is sleeved on the supporting rod rotating shaft and matched with an adjusting groove arranged on the adjusting disc, a pair of supporting claw reset springs matched with the adjusting disc are arranged on the supporting rod rotating shaft, the supporting claw reset springs are centrosymmetric relative to the supporting rod rotating shaft, and the supporting rod concave wheel comprises a rotating wheel sleeved on the supporting rod rotating shaft and a pair of rotating baffles sleeved on the supporting rod rotating shaft and in clearance fit with the rotating wheel; the adjusting plate is provided with a circular truncated cone-shaped adjusting column, the circular truncated cone-shaped adjusting column is in clearance fit with an adjusting hole formed in the adjusting plate, the circular truncated cone-shaped adjusting column is provided with an adjusting plate in clearance fit with the adjusting groove, one side of the circular truncated cone-shaped adjusting column, which is close to the hollow adjusting rod, is provided with a pair of adjusting racks in clearance fit, the adjusting racks are matched with a micro adjusting motor arranged in the hollow adjusting rod through an adjusting opening formed in the end part of the hollow adjusting rod, the micro adjusting motor is matched with an adjusting button arranged on the hollow adjusting rod, and the micro adjusting motor and the adjusting button are both electrically connected with the analog processor; the adjusting disc is provided with an exploring supporting rod in clearance fit with the adjusting supporting rod, the end part of the exploring supporting rod is provided with an annular illuminating lamp, and a conical exploring camera is sleeved in the annular illuminating lamp; and one side of the adjusting rack, which is far away from the strip-shaped gear teeth, is provided with a guide sliding rod, the guide sliding rod is matched with a guide sliding groove arranged in the hollow adjusting rod, and the end part of the guide sliding rod is provided with a guide concave wheel matched with the guide sliding groove.

Preferably, the supporting adjuster comprises an adjusting screw, an upper adjusting sleeve and a lower adjusting sleeve are respectively arranged at two ends of the adjusting screw, wherein the lower adjusting sleeve is connected with a sleeve convex ring arranged in the supporting groove, and the upper adjusting sleeve is matched with a shell support arranged at the back of the analog display shell; the adjusting screw is sleeved with a screw bearing, one side of the screw bearing is provided with an auxiliary bearing, the inner ring of the auxiliary bearing is provided with a bearing connecting rod, the end part of the bearing connecting rod is provided with an adjusting bearing, the outer ring of the adjusting bearing is sleeved with a telescopic auxiliary supporting rod, and the telescopic auxiliary supporting rod is connected with an auxiliary convex ring arranged in the supporting groove through an auxiliary rotating shaft; a shell bearing matched with the upper adjusting sleeve is arranged at one end of the shell bracket, which is far away from the analog display shell; the screw bearing is provided with a screw motor, the screw motor is matched with a screw sleeve gear arranged on the adjusting screw, and the screw sleeve gear is connected with the screw bearing through a sleeve bearing; the adjusting screw rod is in cross fit with the telescopic auxiliary supporting rod; an electric adjusting screw rod connected with the bearing connecting rod is vertically arranged in the supporting groove; the upper adjusting sleeve is a V-shaped adjusting sleeve.

The method for performing the gastric cancer surgery training according to the gastric cancer surgery training system comprises the following steps:

the first step is as follows: preparation before surgical training of gastric cancer;

the second step is that: training of gastric cancer surgery;

i, adjusting and resetting the gastric cancer operation;

II, active training of gastric cancer surgery;

III, passive training of gastric cancer surgery;

the third step: treatment after the surgical training of the gastric cancer is finished;

Compared with the prior art, the invention has the following beneficial effects:

(1) according to the invention, the operation training mechanism is matched with the simulation training mechanism to perform gastric cancer operation training, so that the training of minimally invasive gastric cancer operation can be realized, the error generated in the training process of the minimally invasive gastric cancer operation can be recorded and compared, and the simulation comparison display is performed through the simulation display, so that the actual operation level of the gastric cancer operation of a training person can be conveniently improved through multiple times of training, the gastric cancer operation level of the training person can be effectively improved, and the error in the gastric cancer operation can be greatly reduced; the simulation display on the control platform adjusting structure is convenient to control, input and extract data and the like through the simulation control platform, so that the normal gastric cancer operation data can be conveniently imported and analyzed; the simulation processor is convenient for data information processing and analysis, the simulation training analysis comparison module is used for carrying out simulation analysis and comparison display on data processed by the simulation processor, the difference between training personnel and normal gastric cancer surgery can be conveniently displayed, the training personnel can conveniently adjust and lift the data, the simulation data storage module is convenient for storing data generated by the training personnel, different training personnel can conveniently store training data of the training personnel respectively, and different training personnel can conveniently carry out comparison and analysis on the training data of the branch pipe through the stored training data; the console adjusting structure is matched with the motion adjusting structure, so that the simulation console is conveniently driven to move.

(2) The display touch screen on the simulation display shell can display the gastric state of a patient, so that training personnel can conveniently perform minimally invasive gastric cancer operation training through the display touch screen, the mode is the same as that of an actual minimally invasive operation, and the training personnel can conveniently and rapidly improve the actual operation level of the gastric cancer operation; the sound reminder can not only send out alarm prompt tones through the data collected by the simulation processor, but also send out operation prompt tones through a simulation program of the simulation processor to remind a trainer to install gastric cancer operation steps for operation training, and the sound control button can facilitate the trainer to close the operation prompt tones, so that the actual operation level of the trainer is further improved; the support base is adjusted the analog display casing through supporting the regulator to can adjust the position that shows the touch-sensitive screen according to different training personnel's height, support the recess and conveniently fix and hide the support regulator, make the use of controlling the platform and adjusting the structure more convenient.

(3) The stomach cancer operation training knife is matched with the stomach cancer operation regulator, and the stomach cancer operation regulator is used for regulating the stomach focus of a patient, so that the stomach focus is clearly displayed on the display touch screen, and training excision by a training person through the stomach cancer operation training knife is facilitated; the surgical training knife handle is convenient for a trainer to hold a surgical training knife so as to perform gastric cancer surgical training; the annular camera group monitors the operation state of a trainer in real time, and when the analog processor detects that the picture monitored by the training camera on the annular camera board is abnormally jittered, the analog processor sends out an alarm prompt tone through the sound reminder and reminds the trainer to pay attention; the training staff holds the hand-held cutter bar by hands to perform gastric cancer operation training, the training cutter bar is controlled in a balanced state by the training regulator in the training cutter barrel, when abnormal actions such as abnormal shaking and the like occur to the training staff, the balanced state of the training cutter bar is broken, the analog processor records and analyzes the abnormal actions, and the attention and the correction of the training staff are facilitated; training camera and fan ring type training light on the annular board of making a video recording cooperate for operation training cutter tip forms the shadowless state, facilitates the use operation training cutter to carry out the stomach cancer operation training.

(4) The fan-ring-shaped training adjusting sheet can support the training cutter bar in a normal state, so that the problems of movement, dislocation and the like of the training cutter bar are prevented; the fan-shaped ring-shaped training adjusting piece is connected with the training hole through the training rotating shaft, so that the fan-shaped ring-shaped training adjusting piece can rotate in the training knife cylinder, and training personnel can conveniently train the gastric cancer operation; the training adjusting spring can support the end part of the fan-shaped ring-shaped training adjusting sheet, so that the fan-shaped ring-shaped training adjusting sheet is in a proper balance state, and the supporting action of the training cutter bar is realized; the adjusting sheet fixer is connected with and adjusts the coilable steel belt through the through hole of the knife cylinder, thereby realizing the adjustment of the fan-shaped annular training adjusting sheet.

(5) The adjusting piece fixer can fix the fan-shaped annular training adjusting piece, the miniature training motor drives the adjustable coiled steel belt to move through the adjusting concave wheel, the adjustable coiled steel belt is wound on the adjusting concave wheel, and therefore the fan-shaped annular training adjusting piece is driven to extrude the training adjusting spring, and the end part of the fan-shaped annular training adjusting piece is close to the training knife cylinder; the miniature electric training push rod drives the limiting stop lever to extend out through the movable end and is inserted into a concave hole limiting groove on a concave hole on the adjusting concave wheel to fix the adjusting concave wheel, so that the limiting action of the adjustable coilable steel strip is realized; the arc-shaped adjusting protrusion is matched with the miniature pressure sensor, so that the side pressure generated by the training cutter bar can be conveniently detected in real time, the acting force used by a training person can be found in time, and the uncomfortable pressure can be detected in time, so that the training person can be reminded of adjusting the pressure in time, the stomach tissue can be prevented from being damaged by mistake due to over-force, and the accident probability can be greatly reduced.

(6) The fan-ring-shaped sleeve electromagnet is matched with the reset electromagnet in the magnetic training cylinder insulation groove, so that the reset action can be performed on the moved fan-ring-shaped training adjusting sheet, and the continuous gastric cancer surgical training is facilitated; the arrangement of the magnetic suction training cylinder is convenient for resetting the fan-ring-shaped training adjusting sheet and is convenient for repeatedly carrying out the gastric cancer surgical training, and the arrangement of the insulating groove and the leakage of the power supply connected with the reset electromagnet are arranged to have adverse effects on the stomach tissues of the patient; the magnetic poles on the opposite side surfaces of the reset electromagnet and the fan-ring-shaped sleeve electromagnet repel each other, so that the reset action of the training cutter bar is facilitated under the magnetic action, the intervention of external power is reduced, and the safety and the stability of the gastric cancer surgical training are improved.

(7) The ellipsoid-like protective shell can not only protect the micro training motor and the micro electric push rod, but also effectively reduce the influence of the training knife cylinder on entering the stomach during training; the training reminder can remind the training personnel in a mode of mechanically knocking the hands of the training personnel, and is matched with the reminding of the display touch screen, so that the all-dimensional reminding action of the training personnel is realized, the memory cognition of the training personnel on errors and mistakes is effectively deepened, and the actual operation level of the training personnel is accelerated to be improved; the reminding motor drives the reminding rod gear to move through the intermittent reminding gear, the motion mode of the intermittent gear mechanism is realized, the hands of the training personnel are intermittently knocked, the training personnel are reminded, the hollow reminding ball is used for discharging air in the hollow reminding ball when the hands of the training personnel are knocked, the reminding whistle is used for giving out warning sound, the training personnel are reminded, and the reminding effect of the thunder personnel is realized.

(8) The stomach cancer operation regulator is matched with the stomach adjusting structure through the hollow adjusting rod to adjust the position of the gastric lesion of the patient, so that the training personnel can observe the stomach cancer operation part and perform operation training actions conveniently; the adjusting support rod on the adjusting disc can push and extrude the stomach, so that the stomach tissue is stretched, the focus of the stomach can be conveniently and carefully observed, a smaller focus can be conveniently found in time, and the focus can be timely treated by an operation; the rotating shaft of the supporting rod moves in the adjusting groove on the adjusting disc through the concave wheel of the supporting rod, so that the adjusting supporting rod is driven to move on the adjusting disc, and the effect of adjusting the stomach tissue is realized; the arc-shaped adjusting claws are convenient to contact with the stomach, so that stimulation and damage to the stomach can be reduced, and the safety of stomach adjustment is improved; the supporting claw reset spring can drive the adjusting supporting rod to reset, so that the adjusting supporting rod is driven to restore to the original position after training is finished, and the next step of stomach tissue adjustment work is facilitated; the micro-adjustment motor is controlled to move through the adjustment button, and the micro-adjustment motor drives the round table type adjustment column to move through the adjustment rack, so that the adjustment plate moves in the adjustment groove, the concave wheel of the extrusion support rod drives the adjustment support rod to move, and the purpose of adjusting stomach tissues is achieved.

(9) The supporting adjuster drives a screw sleeve gear on the adjusting screw to rotate through a screw motor, so that the adjusting screw moves on a screw bearing to drive the upper and lower adjusting sleeves to approach or depart from the center of the adjusting screw to realize the contraction or extension of the supporting adjuster, thereby driving the analog display shell to lower or raise and finally realizing the purpose of adjusting the analog display shell; the telescopic auxiliary supporting rod is matched with the adjusting bearing and is adaptively adjusted along with the lowering or rising of the supporting adjuster, so that the aim of adjusting the problem of the analog display shell is fulfilled; the shell bearing on the shell support can move along with the upper adjusting sleeve, and the simulation display shell is conveniently driven to move.

In conclusion, the invention carries out the gastric cancer operation training by matching the operation training mechanism with the simulation training mechanism, can warn the error and other problems generated in the gastric cancer operation training process in time by the modes of the annular camera group, the miniature pressure sensor and the like, is convenient for the trainee to correct the problems generated in the gastric cancer operation process in time, can also carry out simulation contrast display by the simulation display, is convenient for the trainee to find the symptom of the problems through simulation contrast after the training is finished, is convenient for summarizing and correcting in time, is convenient for improving the hand stability and the operation psychological quality of the trainee through the gastric cancer operation training, effectively reduces the error in the gastric cancer operation, greatly improves the actual operation level of the trainee in the gastric cancer operation, effectively improves the training efficiency of doctors, and greatly reduces the damage to patients in the gastric cancer operation process, is beneficial to the rehabilitation effect of the patient after the gastric cancer operation and is beneficial to improving the life quality of the patient.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present invention;

FIG. 2 is a schematic view showing the structure of a training knife for gastric cancer surgery in example 1;

fig. 3 is a schematic structural view of the ring camera group in embodiment 1;

FIG. 4 is a schematic view showing the connection between the hand-held tool bar and the training tool bar in example 1;

FIG. 5 is a schematic structural view of a training regulator in example 1;

FIG. 6 is a schematic view showing the structure of a flap holder according to embodiment 1;

FIG. 7 is a schematic view showing the internal structure of the training cartridge in example 1;

FIG. 8 is a schematic structural view of a magnetic training cartridge in example 1;

FIG. 9 is a schematic structural view of a training reminder in embodiment 1;

FIG. 10 is a schematic view showing the construction of a gastric cancer surgical adjuster according to example 1;

FIG. 11 is a schematic view of the structure of a leveling disk in embodiment 1;

FIG. 12 is a schematic view showing the structure of a gastric adjustment structure in example 1;

FIG. 13 is a schematic view of the structure of an adjusting strut in example 1;

FIG. 14 is a schematic view of the structure of a support adjuster in embodiment 1;

FIG. 15 is a schematic view showing the connection of an adjusting screw and a retractable auxiliary supporting rod in embodiment 1;

fig. 16 is a schematic structural diagram of the reminding whistle in the embodiment 1.

In the figure, 1, a console adjusting structure, 2, a motion adjusting structure, 3, a support adjuster, 4, a sound reminder, 5, a display touch screen, 6, a sound control button, 7, a stomach cancer surgery adjuster, 8, a stomach cancer surgery training knife, 801, a handheld knife bar, 802, a training reminder, 803, a training knife cylinder, 804, an ellipsoid-like protective shell, 805, a training knife bar, 806, a ring camera group, 807, a surgery training knife, 808, a knife bar moving opening, 809, a training camera, 810, a fan-ring type training illuminating lamp, 811, a training ball hinge, 812, a training ball hinge seat, 813, a micro training motor, 815, an adjustable rollable steel belt, 816, an arc adjusting protrusion, 817, a micro pressure sensor, 818, a fan-ring type training adjusting sheet, 819, a training adjusting spring, 820, an adjusting concave wheel, 821, a steel belt fixing buckle, 822, a concave hole limiting groove, 823. a limit stop lever 824, a miniature electric training push rod 825, a fan-ring-shaped sleeve electromagnet 826, a reset insulating sleeve 827, a reset electromagnet 828, a hollow reminding ball 829, a training reminding rod 830, a reminding rod gear 831, an intermittent reminding gear 832, a reminding motor 833, a ring-shaped camera shooting plate 834, a training rotating shaft 835, a reminding whistle 836, an active training button 701, a hollow adjusting rod 702, an adjusting button 703, an adjusting rack 704, an adjusting plate 705, an adjusting support rod 706, a round-table-shaped adjusting column 707, an adjusting disc 708, a support rod concave wheel 709, an adjusting groove 710, a support jaw reset spring 711, a miniature adjusting motor 712, an adjusting opening 713, an adjusting rotating shaft 714, an adjusting connecting rod 715, a support rod rotating shaft 716, an arc-shaped adjusting jaw head, an adjusting hole 717, 301, an upper adjusting sleeve 302, a shell bearing 303 and a screw motor, 304. bearing connecting rod 305, adjusting screw rod 306, lower adjusting sleeve 307, sleeve rotating shaft 308, sleeve convex ring 309, screw rod bearing 310, supporting base 311, supporting groove 312, auxiliary rotating shaft 313, auxiliary convex ring 314, telescopic auxiliary supporting rod 315, screw rod sleeve gear 316, screw rod gear 317, auxiliary bearing 318, adjusting bearing 319, sleeve bearing 320, adjusting screw rod 321.

Detailed Description

The present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the invention.

Example 1

A gastric cancer operation training system is shown in fig. 1-16, and comprises a simulation training mechanism and an operation training mechanism matched with the simulation training mechanism; the simulation training mechanism comprises a simulation console and a console adjusting structure 1 matched with the simulation console, and a simulation display matched with the simulation console is arranged on the console adjusting structure 1; a simulation processor is arranged in the simulation console, and a simulation training analysis comparison module and a simulation data storage module which are matched with each other are arranged on the simulation processor; the console adjusting structure 1 is provided with a motion adjusting structure 2. The analog display comprises an analog display shell, a display touch screen 5, a sound reminder 4 and a sound control button 6 connected with the sound reminder 4 are arranged on the analog display shell, and the display touch screen 5, the sound reminder 4 and the sound control button 6 are all electrically connected with the analog processor; the console adjusting structure 1 includes a supporting base 310, a supporting adjuster 3 matched with the analog display casing is disposed on the supporting base 310, and a supporting groove 311 matched with the supporting adjuster 3 is disposed on the supporting base 310.

The operation training mechanism comprises a gastric cancer operation training knife 8 and a gastric cancer operation regulator 7 matched with the gastric cancer operation training knife 8; the gastric cancer surgical training knife 8 comprises a surgical training knife handle, one end of the surgical training knife handle is provided with a surgical training knife 807, an annular camera group 806 is arranged on the surgical training knife 807, the annular camera group 806 comprises an annular camera plate 833 connected with the surgical training knife 807, training cameras 809 in clearance fit are uniformly distributed on the annular camera plate 833, a fan-ring-shaped training illuminating lamp 810 in clearance fit with the training cameras 809 is arranged between the training cameras 809, and the fan-ring-shaped training illuminating lamp 810 and the training cameras 809 are both electrically connected with the analog processor; the surgical training knife handle comprises a handheld knife bar 801, one end of the handheld knife bar 801 is provided with a training knife bar 805, one end of the training knife bar 805 is provided with a training ball hinge seat 812, and the training ball hinge seat 812 is matched with a training ball hinge head 811 arranged at the end of the handheld knife bar 801; a training knife cylinder 803 connected with the handheld knife bar 801 is sleeved on the training knife bar 805, and a training regulator matched with the training knife bar 805 is arranged in the training knife cylinder 803; an active training button 836 is arranged on the handheld knife bar 801.

The training regulator comprises more than two fan-shaped training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 in clearance fit, and the fan-shaped training regulating blades 818 are centrosymmetric relative to the training knife cylinder 803; one end of the fan-ring type training adjusting sheet 818 close to the hand-held knife bar 801 is matched with a training hole arranged on the inner wall surface of the training knife cylinder 803 through a training rotating shaft 834, and the other end is connected with the inner wall surface of the training knife cylinder 803 through a training adjusting spring 819; the training adjusting spring 819 is internally sleeved with an adjusting steel belt 815 connected with a fan-ring-shaped training adjusting sheet 818, and the adjusting steel belt 815 is matched with an adjusting sheet fixer arranged on the training knife cylinder 803 through a knife cylinder through hole arranged on the training knife cylinder 803. The adjusting sheet fixer comprises a micro training motor 813 arranged on the training knife cylinder 803 and a micro electric training push rod 824 matched with the micro training motor 813, wherein the movable end of the micro training motor 813 is provided with an adjusting concave wheel 820, the adjusting concave wheel 820 is provided with a steel belt fixing buckle 821, and the steel belt fixing buckle 821 is matched with a steel belt fixing clamping hole arranged at the end part of the adjustable rollable steel belt 815; a limit stop lever 823 is arranged at the movable end of the miniature electric training push rod 824, the limit stop lever 823 is matched with concave hole limit grooves 822 uniformly distributed on the adjusting concave wheel 820, and position sensors matched with each other are arranged on the limit stop lever 823 and the adjusting concave wheel 820; an arc-shaped adjusting bulge 816 is arranged on one side of the fan-shaped training adjusting sheet 818 away from the training knife cylinder 803, and a micro pressure sensor 817 matched with the training knife bar 805 is arranged on the arc-shaped adjusting bulge 816; the micro training motor 813, the micro electric training push rod 824, the micro pressure sensor 817 and the position sensor are all electrically connected with the analog processor.

A plurality of fan-shaped annular sleeve electromagnets 825 which are respectively in clearance fit with the fan-shaped annular training adjusting sheets 818 are arranged in the training knife cylinder 803, and the fan-shaped annular sleeve electromagnets 825 are matched with the magnetic training cylinder sleeved on the training knife bar 805; the magnetic training cylinder comprises a reset insulating cylinder 826 sleeved on the training knife bar 805, insulating grooves which are respectively matched with the fan-shaped annular sleeve electromagnets 825 are distributed on the reset insulating cylinder 826, reset electromagnets 827 matched with the fan-shaped annular sleeve electromagnets 825 are respectively arranged in the insulating grooves, and magnetic poles on opposite side surfaces of the reset electromagnets 827 and the fan-shaped annular sleeve electromagnets 825 are in repulsion; the sector-ring-shaped sleeve electromagnet 825 and the reset electromagnet 827 are electrically connected with the analog processor.

An ellipsoid-like protective shell 804 matched with the micro training motor 813 and the micro electric training push rod 824 is sleeved on the training knife cylinder 803, and a knife bar moving opening 808 in clearance fit with the training knife bar 805 is arranged at the end part of the ellipsoid-like protective shell 804; one end of the training knife cylinder 803 close to the handheld knife bar 801 is provided with a training reminder 802 matched with the handheld knife bar 801, and the training reminder 802 comprises a training reminder 829; one end of the training reminding rod 829 is provided with a hollow reminding ball 828, the other end is provided with a reminding rod gear 830, the reminding rod gear 830 is matched with a reminding motor 832 arranged on the training knife cylinder 803, and the movable end of the reminding motor 832 is provided with an intermittent reminding gear 831 meshed with the reminding rod gear 830; a reminding whistle 835 is arranged on the hollow reminding ball 828; the alert motor 832 is electrically connected to the analog processor.

The stomach cancer operation regulator 7 comprises a hollow regulating rod 701, one end of the hollow regulating rod 701 is provided with a stomach regulating structure, the stomach regulating structure comprises a regulating disk 707 connected with the end part of the hollow regulating rod 701 through a regulating connecting rod 714, and more than two regulating supporting rods 705 are uniformly arranged on the regulating disk 707; one end of the adjusting strut 705 is provided with a strut rotating shaft 715, and the other end is provided with an arc-shaped adjusting claw head 716; a support rod concave wheel 708 is sleeved on the support rod rotating shaft 715, the support rod concave wheel 708 is matched with an adjusting groove 709 arranged on an adjusting disc 707, a pair of support claw reset springs 710 matched with the adjusting disc 707 are arranged on the support rod rotating shaft 715, the support claw reset springs 710 are centrosymmetric relative to the support rod rotating shaft 715, and the support rod concave wheel 708 comprises a rotating wheel sleeved on the support rod rotating shaft 715 and a pair of rotating baffles sleeved on the support rod rotating shaft 715 and in clearance fit with the rotating wheel; a truncated cone-shaped adjusting column 706 is arranged on the adjusting disk 707, the truncated cone-shaped adjusting column 706 is in clearance fit with an adjusting hole 717 arranged on the adjusting disk 707, an adjusting plate 704 in clearance fit with the adjusting groove 709 is arranged on the truncated cone-shaped adjusting column 706, a pair of adjusting racks 703 in clearance fit is arranged on one side of the truncated cone-shaped adjusting column 706 close to the hollow adjusting rod 701, the adjusting racks 703 are matched with a micro adjusting motor 711 arranged in the hollow adjusting rod 701 through an adjusting opening 712 at the end of the hollow adjusting rod 701, the micro adjusting motor 711 is matched with an adjusting button 702 arranged on the hollow adjusting rod 701, and the micro adjusting motor 711 and the adjusting button 702 are both electrically connected with the analog processor.

The supporting adjuster 3 comprises an adjusting screw 305, both ends of the adjusting screw 305 are respectively provided with an upper adjusting sleeve 301 and a lower adjusting sleeve 306, wherein the lower adjusting sleeve 306 is connected with a sleeve convex ring 308 arranged in a supporting groove 311, and the upper adjusting sleeve 301 is matched with a shell support arranged at the back of the analog display shell; the adjusting screw 305 is sleeved with a screw bearing 309, one side of the screw bearing 309 is provided with an auxiliary bearing 317, the inner ring of the auxiliary bearing 317 is provided with a bearing connecting rod 304, the end part of the bearing connecting rod 304 is provided with an adjusting bearing 318, the outer ring of the adjusting bearing 318 is sleeved with a telescopic auxiliary supporting rod 314, and the telescopic auxiliary supporting rod 314 is connected with an auxiliary convex ring 313 arranged in the supporting groove 311 through an auxiliary rotating shaft 312; a shell bearing 302 matched with the upper adjusting sleeve 301 is arranged at one end of the shell bracket, which is far away from the analog display shell; the screw bearing 309 is provided with a screw motor 303, the screw motor 303 is matched with a screw sleeve gear 315 arranged on the adjusting screw 305, and the screw sleeve gear 315 is connected with the screw bearing 309 through a sleeve bearing 319; the adjusting screw 305 is in cross fit with the telescopic auxiliary supporting rod 314; an electric adjusting screw 320 connected with the bearing connecting rod 304 is vertically arranged in the supporting groove 311.

The method for performing the gastric cancer surgery training according to the gastric cancer surgery training system comprises the following steps:

the first step is as follows: preparation before surgical training of gastric cancer;

the analog display is adjusted by utilizing the console adjusting structure 1 and the motion adjusting structure 2, so that the height position of the analog display meets the requirements of training personnel; the method comprises the following specific steps of; the console adjusting structure 1 is controlled by a remote controller electrically connected with the analog processor, and the console adjusting structure 1 is driven to move to a proper position by the motion adjusting structure 2 by operating a motion button on the remote controller; the adjusting button on the remote controller is pressed, the analog processor starts the screw motor 303 and the electric adjusting screw 320, the screw motor 303 drives the screw gear 316 to move, the screw gear 316 is meshed with a gear on the screw sleeve gear 315, the screw sleeve gear 315 drives the adjusting screw 305 to move, the screw sleeve gear 315 is connected with the screw bearing 309 through a sleeve bearing 319, therefore, the screw bearing 309 cannot be driven by the movement of the screw sleeve gear 315, the upper adjusting sleeve 301 and the lower adjusting sleeve 306 gradually get away from the adjusting screw 305 along with the movement of the adjusting screw 305, the telescopic auxiliary supporting rod 314 is connected with an auxiliary bearing 317 on the screw bearing 309 through a bearing connecting rod 304, the position of the telescopic auxiliary supporting rod 314 is relatively fixed, and the length of the adjusting screw 305 between the lower adjusting sleeve 306 and the screw bearing 309 is increased.

Meanwhile, the electric adjusting screw 320 in the supporting groove 311 pushes the bearing connecting rod 304 to rise a certain height, so as to drive the telescopic auxiliary supporting rod 314 to extend and rotate on the auxiliary convex ring 313 through the auxiliary rotating shaft 312, the lower adjusting sleeve 306 rotates on the sleeve convex ring 308 through the sleeve rotating shaft 307, the supporting adjuster 3 extends and moves upwards, under the action of the auxiliary bearing 317 and the adjusting bearing 318, the telescopic auxiliary supporting rod 314 can stably extend along with the adjusting screw 305, the stability of the analog display can be ensured in the process that the electric adjusting screw 320 pushes the bearing connecting rod 304 to move, the supporting adjuster 3 on the supporting base 310 rises along with the movement of the screw motor 303 and the electric adjusting screw 320, so as to drive the display touch screen 5 on the analog display shell to rise through the shell bearing 302, and after rising to a proper position, the stop button on the remote controller is pressed, the analog processor closes the screw motor 303 and the electric adjusting screw 320, and the adjustment of the support adjuster 3 is completed.

The second step is that: training of gastric cancer surgery;

i, adjusting and resetting the gastric cancer operation;

firstly, adjusting the focus of the stomach; when active training of gastric cancer surgery is carried out, the gastric cancer surgery regulator 7 is respectively placed into a simulated stomach through a minimally invasive opening, the simulated stomach can simulate the characteristic features of the gastric tissues and gastric lesions of a patient, and is convenient for a trainer to carry out simulated training, the trainer holds the hollow regulating rod 701, adjusts the gastric lesions by using a gastric adjusting structure, illuminates the stomach by using an annular illuminating lamp, takes a picture of the stomach by using a conical exploration camera and transmits the picture to the display touch screen 5 for display, the trainer observes and adjusts the gastric lesions by using the display touch screen 5, adjusts the position of the hollow regulating rod 701, enables the adjusting support rod 705 to move to the gastric lesions, presses an opening button on the adjusting button 702, the simulation processor controls the start of the micro adjusting motor 711, the micro adjusting motor 711 drives the adjusting rotating shaft 713 to move, and the adjusting rotating shaft 713 is rotatably connected with the hollow regulating rod 701 through a rotating shaft bearing, the adjusting gear on the adjusting rotating shaft 713 is meshed with the adjusting rack 703 through the gap between the adjusting racks 703, so that the pair of adjusting racks 703 is driven to move, the truncated cone-shaped adjusting column 706 is driven to be close to the adjusting disc 707, the adjusting plate 704 moves along the adjusting groove 709, the thick end of the truncated cone-shaped adjusting column 706 gradually enters the adjusting hole 717 along with the truncated cone-shaped adjusting column 706 close to the adjusting disc 707, the strut concave wheel 708 is squeezed to move outwards, the gap between the adjusting struts 705 is expanded, the arc-shaped adjusting claw 716 pushes the stomach tissue to stretch, the purpose of adjusting the stomach tissue is achieved, and the stop button on the adjusting button 702 is pressed after the adjustment is finished; the adjusting connecting rod 714 is connected with the adjusting disc 707 and the hollow adjusting rod 701; the adjustment opening 712 facilitates accommodating the adjustment of the dome-shaped adjustment post 706.

Reduction of the focus of the stomach; when the adjustment of the gastric lesion is stopped, a reset button on the adjusting button 702 is pressed, the analog processor controls the micro-adjusting motor 711 to rotate reversely to drive the adjusting rack 703 to move, so that the truncated cone-shaped adjusting column 706 is far away from the hollow adjusting rod 701, a gap is formed between the adjusting plate 704 and the strut concave wheel 708, the adjusting strut 705 is driven to move by the pair of strut return springs 710 on the strut rotating shaft 715, the strut concave wheel 708 rolls in the adjusting groove 709, the truncated cone-shaped adjusting column 706 is driven to return to the original position along with the adjustment of the adjusting rack 703, and the adjusting strut 705 can be driven to return to the initial position under the action of the strut return springs 710 to stop the adjustment of the gastric lesion.

II, active training of gastric cancer surgery;

after the adjustment of the focus of the stomach is completed, the active training of the gastric cancer operation is started, an active training button 836 on a handheld knife bar 801 is pressed on a training knife 8 for the gastric cancer operation, a simulation processor enters an active training program, after waiting for a period of time, the judgment is carried out according to data information fed back by a training camera 809, so that the active training program occurs in the training process of the operation of a trainer, the trainer holds the handheld knife bar 801, the operation training knife 807, an ellipsoid-like protective shell 804 and a training knife cylinder 803 enter a simulated stomach through a minimally invasive opening, an annular camera group 806 illuminates and shoots the stomach, a plurality of fan-ring-shaped training illuminating lamps 810 form shadowless lamps for illumination, the training camera 809 on an annular camera plate 833 forms an annular camera group, the annular camera group is analyzed and processed by an image analysis processing module and then is transmitted to a display touch screen 5 through the simulation processor for display, the training personnel carry out the stomach cancer operation training through observing the display touch screen 5, and the training personnel control the handheld cutter arbor 801 to move, utilize the operation training cutter 807 to train the stomach focus department.

In the training process, the simulation processor sends out a training signal at variable time to perform active training action on a training person, after the simulation processor sends out the training signal, the micro training motor 813 is started, the steel belt fixing buckle 821 drives the adjustable coiled steel belt 815 to wind in the adjusting concave wheel 820, the adjustable coiled steel belt 815 drives the fan-ring-shaped training adjusting sheet 818 to extrude the training adjusting spring 819, the fan-ring-shaped training adjusting sheet 818 is close to the training knife cylinder 803, meanwhile, the micro electric training push rod 824 is started, the micro electric training push rod 824 drives the limit stop rod 823 to be close to the adjusting concave wheel 820, the micro electric training push rod 824 is closed, after the micro training motor 813 is started for a certain time, the position sensors on the limit stop rod 823 and the adjusting concave wheel 820 are positioned, the micro electric training push rod 824 is started again to enable the limit stop rod 823 to enter the concave hole limit groove 822 to complete the limit action on the adjusting concave wheel 820, the micro electric training push rod 824 and the micro training motor 813 are closed, and at the moment, the micro pressure sensors 817 on all the arc-shaped adjusting protrusions 816 are in clearance fit with the training knife bar 805; the simulation processor controls the starting of the reset electromagnet 827 on each fan-shaped ring-shaped sleeve electromagnet 825 and the reset insulating cylinder 826, and each fan-shaped ring-shaped sleeve electromagnet 825 and the reset electromagnet 827 generate magnetic poles which are mutually repellent, so that the training knife bar 805 is in a magnetic balance state.

When the training person continues to move the hand-held knife bar 801, the magnetic balance state is destroyed by the contact action of the surgical training knife 807 and the stomach tissue, the training knife bar 805 drives the training ball hinge seat 812 to rotate on the training ball hinge head 811, the side surface of the training knife bar 805 contacts with the micro pressure sensor 817, the micro pressure sensor 817 transmits the detected pressure data to the analog processor, the analog processor analyzes and processes the collected data, the analog training analysis and comparison module performs comparison and analysis on the preset data, and the analog data storage module performs data storage, so that the data comparison is convenient for the training person to perform retraining again, when the detected pressure data is smaller than a preset threshold range, the phenomena such as damage to the stomach tissue are not enough, and the training person can timely control the hand-held knife bar 801, can timely respond, and does not perform alarm prompt, when the detected pressure data exceeds a preset threshold value, the surgical training cutter 807 can damage the stomach tissue, and the like, at the moment, a trainer does not timely respond or the control force is insufficient or too large, the simulation processor starts the reminding motor 832 of the training reminder 802, the reminding motor 832 drives the reminding rod gear 830 to rotate in a clearance mode through the intermittent reminding gear 831, the hollow reminding ball 828 at the end of the training reminding rod 829 is intermittently lifted up to beat the hand of the trainer, the reminding whistle 835 gives out a sound because the heart reminding ball 828 deforms when beating, reminds the trainer to pay attention, and the sound reminder 4 gives out a prompt sound to facilitate the correction of the trainer.

When the training personnel need to continue the training of the gastric cancer surgery, the sound reminder 4 is turned off through the sound control button 6, the training knife bar 805 is in an inclined state at the moment, the simulation processor controls the miniature electric training push rod 824 to retract, the fan-shaped training adjusting sheet 818 drives the adjusting coilable steel strip 815 to reset under the action of the training adjusting spring 819, and the inclined training knife bar 805 is pushed to realize the resetting action after the training adjusting spring 819 extends, so that the active training action of the gastric cancer surgery is facilitated to be carried out again; in the process, because the micro pressure sensor 817 on the arc-shaped adjusting protrusion 816 is in a contact state with the training knife bar 805 in the reset state, the pressure between the micro pressure sensor 817 and the training knife bar 805 is extremely small and can be ignored, when the training knife bar 805 inclines, the micro pressure sensor 817 on one side is not in contact with the training knife bar 805, and the micro pressure sensor 817 on the opposite side is in close contact with the training knife bar 805, and the training adjusting spring 819 on the side can push the training knife bar 805 to realize the reset action, so that the training knife bar 805 resets, and the active training action of the gastric cancer surgery can be performed again.

III, passive training of gastric cancer surgery;

after the adjustment of the gastric focus is completed, the passive training of gastric cancer operation can be started, a trainer holds the handheld cutter bar 801, an operation training cutter 807, an ellipsoid-like protective shell 804 and a training cutter cylinder 803 enter a simulated stomach through a minimally invasive opening, the annular camera group 806 illuminates and shoots the stomach, a plurality of fan-ring-shaped training illuminating lamps 810 form shadowless lamps for illumination, training cameras 809 on an annular camera plate 833 form an annular shooting group, the training cameras are analyzed and processed through an image analysis processing module and then transmitted to the display touch screen 5 through a simulation processor for display, the trainer performs gastric cancer operation training by observing the display touch screen 5, the trainer controls the handheld cutter bar 801 to move, and the gastric focus is trained by using the operation training cutter 807.

The handheld cutter bar 801 drives the surgical training cutter 807 to perform training action at a gastric lesion through the training cutter bar 805, the surgical training cutter 807 drives the training cutter bar 805 to squeeze the miniature pressure sensor 817, the miniature pressure sensor 817 detects pressure generated between the training cutter bar 805 and the arc-shaped adjusting bulge 816 and transmits pressure data to the analog processor, and when the pressure data is within a preset threshold range, a training person can well control the surgical training cutter 807 at the moment without alarm prompt; when the pressure data exceeds the preset threshold value, at this time, the trainee loses the precise control of the surgical training knife 807, the analog processor starts a micro training motor 813 on a micro pressure sensor 817 with the pressure data exceeding the standard, the micro training motor 813, a steel belt fixing buckle 821 drives an adjustable steel belt 815 to wind in an adjusting concave wheel 820, the adjustable steel belt 815 drives a fan-ring-shaped training adjusting sheet 818 to extrude a training adjusting spring 819, the fan-ring-shaped training adjusting sheet 818 is close to a training knife cylinder 803, so that an arc-shaped adjusting bulge 816 drives the micro pressure sensor 817 to be separated from the training knife bar 805, the surgical training knife 807 drives the training knife bar 805 to deflect in a knife bar moving opening 808, meanwhile, the analog processor starts a reminding motor 832 of the training reminder 802, the reminding motor 832 drives a reminding rod gear 830 to rotate in a clearance mode through an intermittent reminding gear 831, and a hollow reminding ball 828 at the end of the training reminder 829 is intermittently started to beat the hand of the trainee, the reminding whistle 835 generates deformation of the heart reminding ball 828 to generate a cry sound when being knocked, and the sound reminder 4 generates a reminding sound to carry out double error correction on the training personnel.

When the training personnel need to continue the training of the gastric cancer operation, the sound reminder 4 is turned off through the sound control button 6, the training knife bar 805 is in an inclined state at the moment, the simulation processor turns off the micro training motor 813, the fan-ring-shaped training adjusting sheet 818 drives the adjustable coilable steel belt 815 to reset under the action of the training adjusting spring 819, and after the training adjusting spring 819 extends, the inclined training knife bar 805 is pushed to realize the resetting action, so that the active training action of the gastric cancer operation is conveniently performed again; in the process, because the micro pressure sensor 817 on the arc-shaped adjusting protrusion 816 is in a contact state with the training knife bar 805 in the reset state, the pressure between the micro pressure sensor 817 and the training knife bar 805 is extremely small and can be ignored, when the training knife bar 805 inclines, the micro pressure sensor 817 on one side is not in contact with the training knife bar 805, and the micro pressure sensor 817 on the opposite side is in close contact with the training knife bar 805, and the training adjusting spring 819 on the side can push the training knife bar 805 to realize the reset action, so that the training knife bar 805 is reset, and the passive training action of the gastric cancer surgery can be performed again.

The third step: treatment after the surgical training of the gastric cancer is finished;

after the gastric cancer surgical training is finished, signature storage is carried out through the display touch screen 5, training records of each training person can be conveniently filed through the simulation data storage module, gear shifting comparison can be conveniently carried out when the gastric cancer surgical training is carried out again, direct comparison of each training result can be conveniently carried out through the simulation training analysis comparison module, the training person can clearly and directly see the comparison effect of each training, and the corresponding training can be conveniently carried out by the training person; after the gastric cancer surgical training is finished, the console adjusting structure 1 is moved to the placing position through the motion adjusting structure 2 by operating a motion button on the remote controller; through the adjusting button on the remote controller, the analog processor controls the screw motor 303 and the electric adjusting screw 320 to reset, and after the resetting is completed, the processing of the training system after the training is completed.

Example 2

A gastric cancer surgery training system, which is different from example 1 in that: the adjusting column is adopted to replace a round table type adjusting column 706 on the adjusting disc 707; the adjusting column is in clearance fit with an adjusting hole 717 arranged on the adjusting disc 707, an adjusting inclined plate in clearance fit with the adjusting groove 709 is arranged on the adjusting column, and the height of the adjusting inclined plate close to one end of the hollow adjusting rod 701 is smaller than the height of the adjusting inclined plate far away from one end of the hollow adjusting rod 701.

Example 3

A gastric cancer surgery training system, which is different from example 1 in that: the end of the arc-shaped adjusting claw head 716 is provided with a flexible adjusting protective sleeve.

Example 4

A gastric cancer surgery training system, which is different from example 1 in that: the adjustable steel strip 815 is adjusted by replacing the adjustable pull rope; the adjusting concave wheel 820 is provided with a pull rope fixing ring connected with an adjusting pull rope.

Example 5

A gastric cancer surgery training system, which is different from example 1 in that: replacing the adjustable coilable steel strip 815 with a pair of adjustment racks in clearance fit; the movable end of the micro training motor 813 is provided with a training adjusting gear meshed with the adjusting rack, and the training adjusting gear is matched with the adjusting gear in a clearance way.

Example 5

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises two fan-ring type training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 and are in clearance fit, and the fan-ring type training regulating blades 818 are centrosymmetric relative to the training knife cylinder 803.

Example 6

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises three fan-shaped training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 and are in clearance fit, and the fan-shaped training regulating blades 818 are centrosymmetric relative to the training knife cylinder 803.

Example 7

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises four fan-ring type training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 in clearance fit, and the fan-ring type training regulating blades 818 are symmetrical relative to the center of the training knife cylinder 803.

Example 8

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises five fan-ring type training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 and are in clearance fit, and the fan-ring type training regulating blades 818 are centrosymmetric relative to the training knife cylinder 803.

Example 9

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises six fan-ring type training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 and are in clearance fit, and the fan-ring type training regulating blades 818 are centrosymmetric relative to the training knife cylinder 803.

Example 10

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises seven fan-ring type training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 and are in clearance fit, and the fan-ring type training regulating blades 818 are symmetrical relative to the center of the training knife cylinder 803.

Example 11

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises eight fan-ring type training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 in clearance fit, and the fan-ring type training regulating blades 818 are symmetrical relative to the center of the training knife cylinder 803.

Example 12

A gastric cancer surgery training system, which is different from example 1 in that: the training regulator comprises nine fan-ring-shaped training regulating blades 818 which are uniformly distributed on the inner wall of the training knife cylinder 803 and are in clearance fit, and the fan-ring-shaped training regulating blades 818 are centrosymmetric relative to the training knife cylinder 803.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, but rather as the following description is intended to cover all modifications, equivalents and improvements falling within the spirit and scope of the present invention.

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Gastric cancer surgery training system and method

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