阅读说明：本技术 控制供气装置的脚控气体流速装置和喷气剥离系统 (Foot-controlled gas flow rate device for controlling gas supply device and jet stripping system ) 是由 严立 于 2019-09-30 设计创作，主要内容包括：本发明涉一种喷气剥离系统中的控制供气装置的脚控气体流速装置和喷气剥离系统；包括依次连接且贯通的喷气剥离电切头、金属输气管以及手柄；手柄一端通过气管与供气装置连通；气管上连通有气动控制阀和气体流速传感器；还包括脚踏气控装置,脚踏气控装置包括固定座,固定座上方设有脚踏板,脚踏板通过弹性连接件与固定座固接,固定座上设有定位滑槽,定位滑槽内滑动连接有滑动杆,滑动杆伸出定位滑槽与脚踏板固接,置于定位滑槽内的滑动杆底部设有距离传感器；还包括控制器及气体流速数据转换器；气体流速数据转换器与控制器电连接,气动控制阀与控制器电连接；本发明精准的实现了针对深部腹腔脏器分离和治疗。(The invention relates to a foot control gas flow velocity device for controlling a gas supply device in a gas jet stripping system and the gas jet stripping system; comprises an air-jet stripping electric cutting head, a metal air delivery pipe and a handle which are sequentially connected and communicated; one end of the handle is communicated with the air supply device through an air pipe; the air pipe is communicated with a pneumatic control valve and a gas flow velocity sensor; the pedal pneumatic control device comprises a fixed seat, a pedal plate is arranged above the fixed seat and fixedly connected with the fixed seat through an elastic connecting piece, a positioning chute is arranged on the fixed seat, a sliding rod is connected in the positioning chute in a sliding mode and extends out of the positioning chute to be fixedly connected with the pedal plate, and a distance sensor is arranged at the bottom of the sliding rod in the positioning chute; the device also comprises a controller and a gas flow rate data converter; the gas flow rate data converter is electrically connected with the controller, and the pneumatic control valve is electrically connected with the controller; the invention accurately realizes the separation and treatment of organs in deep abdominal cavity.)

1. A foot control gas flow velocity device for controlling a gas supply device in a gas jet stripping system is characterized in that: comprises an air-jet stripping electric cutting head, a metal air delivery pipe (7) and a handle (8) which are connected and communicated in sequence; one end of the handle (8) is communicated with the air supply device through an air pipe (11);

the air pipe (11) is communicated with a pneumatic control valve for controlling the air supply device to convey air with a certain flow rate to the handle (8);

the gas pipe (11) is also communicated with a gas flow velocity sensor which is used for monitoring the flow velocity of the conveyed gas in real time and sending the collected gas flow velocity value to the controller;

the pedal air control device comprises a fixed seat (201), a pedal plate (202) is arranged above the fixed seat (201), the pedal plate (202) is fixedly connected with the fixed seat (201) through an elastic connecting piece (203), a positioning sliding groove (204) is arranged on the fixed seat (201), a sliding rod (205) is connected in the positioning sliding groove (204) in a sliding mode, the sliding rod (205) extends out of the positioning sliding groove (204) to be fixedly connected with the pedal plate (202), and a distance sensor is arranged at the bottom of the sliding rod (205) in the positioning sliding groove (204);

the gas flow rate data converter is electrically connected with the distance sensor and is used for converting the distance value detected by the distance sensor into a corresponding gas flow rate value and sending the converted gas flow rate value to the controller;

the gas flow rate sensor is used for acquiring a gas flow rate value, comparing the acquired gas flow rate value with a preset gas flow rate threshold value, editing the acquired gas flow rate value into an electric signal and sending the electric signal to the pneumatic control valve so as to control the flow speed of the gas in the gas pipe (11); when the collected gas flow rate value exceeds or is lower than a preset gas flow rate threshold value, the controller sends an electric signal to the pneumatic control valve to adjust the gas flow rate to the preset gas flow rate; and the gas flow rate control device is also used for converting the received gas flow rate value sent by the gas flow rate data converter into an electric signal and sending the electric signal to the pneumatic control valve so as to control the gas flow rate in the gas pipe (11).

2. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 1, characterized in that: a buffer groove (206) opposite to the pedal is arranged on the fixed seat (201), the elastic connecting piece (203) comprises a spring, one end of the spring is fixed at the bottom of the buffer groove (206), and the other end of the spring extends out of the buffer groove (206) and is fixedly connected with the pedal (202); and limiting sliding frames (209) are arranged on two opposite side walls of the buffer groove, the limiting sliding frames (209) are connected with a limiting moving plate (207) in a sliding manner, and one end of the limiting moving plate (207) extends out of the buffer groove (206) and is fixedly connected with the pedal plate (202).

3. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 2, characterized in that: the device also comprises a display module; the gas flow rate sensor and the display module are electrically connected with the controller.

4. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 3, characterized in that: the remote control system further comprises a wireless transmission module and a remote terminal, wherein the wireless transmission module is electrically connected with the controller, and the wireless transmission module is wirelessly connected with the remote terminal.

5. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 1, characterized in that: the air-jet stripping electric cutting head comprises a metal pipe body (1); one end of the metal pipe body (1) is closed, the other end of the metal pipe body is provided with an air inlet port (2) communicated with the air flow channel (4), and an air outlet port (3) communicated with the air flow channel (4) is arranged at the closed position of the metal pipe body (1) or/and on the outer side wall of the metal pipe body (1) close to the closed position of the metal pipe body (1); the inner diameter of the gas flow passage (4) is gradually reduced from the gas inlet port (2) to the gas outlet port (3).

6. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 5, characterized in that: the metal pipe body (1) sequentially comprises a connecting section (101), a transition section (102) connected with the top of the connecting section (101) and a bending section (103) connected with the top of the transition section (102) from bottom to top, and an included angle (a) between the transition section (102) and the bending section (103) is 90-180 degrees; wherein the longitudinal section of the connecting section (101) is trapezoidal or square; the air outlet port (3) is arranged on the bending section (103); the outer walls of the connecting section (101) and the transition section (102) are coated with insulating coatings.

7. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 6, characterized in that: the inner diameter of the air inlet port (2) is 1.5mm-15 mm; the inner diameter of the air outlet port (3) is 0.1mm-10 mm; the height of the metal pipe body (1) is 5mm-50 mm.

8. The gas supply device foot-controlled gas flow rate device in the gas jet stripping system according to claim 7, characterized in that: a transition section gas nozzle (6) communicated with the gas flow channel (4) is arranged on the side wall of the transition section (103); the transition section air injection port (6) and the air outlet port (3) are arranged on the same side; the internal diameter of the transition section gas nozzle (6) is 0.1-10 mm.

9. An air jet stripping system, characterized by: a foot-controlled gas flow rate device including the gas supply device in the gas jet stripping system according to any one of claims 1 to 8; the outer side wall of the metal gas pipe (7) is provided with a conductive column (9), and the conductive column (9) is electrically connected with the high-frequency electric excision coagulation device through an electric wire.

10. The air jet stripping system of claim 9, wherein: the metal gas pipe (7) is detachably connected with the handle (8); the metal gas pipe (7) is detachably connected with the air injection stripping electric cutting head or integrally formed; the handle (8) is detachably connected or in hot melting connection with the air pipe (11); the handle (8) is provided with a gas transmission inlet (81) communicated with a gas supply device and a gas transmission outlet (83) communicated with the metal gas transmission pipe (7), a gas transmission flow channel (82) communicated with the gas transmission inlet (81) and the gas transmission outlet (83) is arranged inside the handle (8), and the gas transmission inlet (81) of the handle (8) is communicated with the gas pipe (11).

Technical Field

The invention relates to the technical field of laparoscopic surgery instruments, in particular to a foot-controlled gas flow rate device for controlling a gas supply device in a gas-jet stripping system and the gas-jet stripping system.

Background

Laparoscopic surgery is a procedure that utilizes a laparoscope and its associated instruments. In order to ensure that the laparoscopic surgery has enough space for operation, the abdominal cavity needs to be continuously perfused and carbon dioxide gas is supplied to establish artificial pneumoperitoneum, which is a necessary condition for the laparoscopic surgery.

However, the existing devices can only inject gas into the abdominal cavity, and during the laparoscopic surgery operation, when the deep abdominal cavity organs, the side surfaces or the back surfaces of the tissue organs are dissected, or when the inflamed organs are closely adhered to the surrounding tissues and need to be separated, or the dissected organs are surrounded by important tissues such as blood vessels and nerves, the existing laparoscopic conventional instruments are difficult to dissect, and the simple electrical cutting of the tissues may cause unexpected bleeding, electrical burns or side damage to the important organs. The prior art does not have an air-jet separation device for the side or back of deep abdominal organs and tissue organs and an air-jet control system for the air-jet separation device.

Therefore, in view of the above problems, the present invention is directed to a foot-controlled gas flow rate device for controlling a gas supply device in a gas jet stripping system and a gas jet stripping system.

Disclosure of Invention

The invention aims to provide a foot control gas flow velocity device for controlling a gas supply device in a gas jet stripping system and the gas jet stripping system; the technical problems that the air jet separation cannot be effectively realized and the surgical treatment cannot be accurately realized when the close adhesion exists on the deep abdominal cavity viscera, the side surface or the back surface of the tissue and the inflamed viscera and the surrounding tissue in the prior art are solved through the design of the foot control air flow rate device and the air jet stripping control system.

The invention provides a foot control gas flow velocity device for controlling a gas supply device in a gas injection stripping system, which comprises a gas injection stripping electric cutting head, a metal gas pipe and a handle, wherein the gas injection stripping electric cutting head, the metal gas pipe and the handle are sequentially connected and communicated; one end of the handle is communicated with the air supply device through an air pipe;

the air pipe is communicated with a pneumatic control valve for controlling the air supply device to deliver air with a certain flow rate to the handle;

the gas pipe is also communicated with a gas flow velocity sensor which is used for monitoring the flow velocity of the conveyed gas in real time and sending the collected gas flow velocity value to the controller;

the pedal pneumatic control device comprises a fixed seat, a pedal plate is arranged above the fixed seat and fixedly connected with the fixed seat through an elastic connecting piece, a positioning chute is arranged on the fixed seat, a sliding rod is connected in the positioning chute in a sliding mode and extends out of the positioning chute to be fixedly connected with the pedal plate, and a distance sensor is arranged at the bottom of the sliding rod in the positioning chute;

the gas flow rate data converter is electrically connected with the distance sensor and is used for converting the distance value detected by the distance sensor into a corresponding gas flow rate value and sending the converted gas flow rate value to the controller;

the controller is used for receiving the gas flow rate value collected by the gas flow rate sensor, comparing the collected gas flow rate value with a preset gas flow rate threshold value, editing the gas flow rate value into an electric signal and sending the electric signal to the pneumatic control valve so as to control the flow speed of the gas in the gas pipe; when the collected gas flow rate value exceeds or is lower than a preset gas flow rate threshold value, the controller sends an electric signal to the pneumatic control valve to adjust the gas flow rate to the preset gas flow rate; and the gas flow rate control device is also used for converting the received gas flow rate value sent by the gas flow rate data converter into an electric signal and sending the electric signal to the pneumatic control valve so as to control the gas flow rate in the gas pipe.

Preferably, the fixed seat is provided with a buffer groove arranged opposite to the pedal plate, the elastic connecting piece comprises a spring, one end of the spring is fixed at the bottom of the buffer groove, and the other end of the spring extends out of the buffer layer and is fixedly connected with the pedal plate; and limiting sliding frames are arranged on two opposite side walls of the buffer groove, the limiting sliding frames are connected with limiting moving plates in a sliding mode, and one ends of the limiting moving plates extend out of the buffer groove and are fixedly connected with the pedal plates.

Preferably, the device further comprises a display module; the gas flow rate sensor and the display module are electrically connected with the controller.

Preferably, the system further comprises a wireless transmission module and a remote terminal, wherein the wireless transmission module is electrically connected with the controller, and the wireless transmission module is wirelessly connected with the remote terminal.

Preferably, the air-jet stripping electric cutter comprises a metal pipe body; one end of the metal pipe body is closed, the other end of the metal pipe body is provided with an air inlet port communicated with the air flow channel, and an air outlet port communicated with the air flow channel is arranged at the closed position of the metal pipe body or/and on the outer side wall of the metal pipe body close to the closed position of the metal pipe body; the inner diameter of the gas flow passage is gradually reduced from the gas inlet port to the gas outlet port.

Preferably, the metal pipe body sequentially comprises a connecting section, a transition section connected with the top of the connecting section and a bending section connected with the top of the transition section from bottom to top, and an included angle between the transition section and the bending section is 90-180 degrees; wherein the longitudinal section of the connecting section is trapezoidal or square; the air outlet port is arranged on the bending section; the outer walls of the connecting section and the transition section are coated with insulating coatings.

Preferably, the inner diameter of the inlet port is 1.5mm-15 mm; the inner diameter of the air outlet port is 0.1mm-10 mm; the height of the metal pipe body is 5mm-50 mm.

Preferably, the side wall of the transition section is provided with a transition section gas nozzle communicated with the gas flow channel; the transition section air outlet and the air outlet are arranged on the same side; the internal diameter of the transition section gas nozzle is 0.1-10 mm.

The invention also comprises a gas-jet stripping system, which comprises a foot-controlled gas flow rate device for controlling the gas supply device in the gas-jet stripping system; the outer side wall of the metal gas transmission pipe is provided with a conductive column, and the conductive column is electrically connected with the high-frequency electric excision electric coagulation device through an electric wire.

Preferably, the metal air pipe is detachably connected with the handle; the metal gas pipe and the air injection stripping electric cutting head are detachably connected or integrally formed; the handle is detachably connected or hot-melted with the air pipe; the handle is provided with a gas transmission inlet communicated with the gas supply device and a gas transmission outlet communicated with the metal gas transmission pipe, a gas transmission flow passage communicated with the gas transmission inlet and the gas transmission outlet is arranged inside the handle, and the gas transmission inlet of the handle is communicated with the gas pipe.

Compared with the prior art, the foot control gas flow rate device for controlling the gas supply device in the gas jet stripping system and the gas jet stripping system provided by the invention have the following advantages:

1. the electric cutting head comprises an air injection stripping electric cutting head, a metal air delivery pipe and a handle which are sequentially connected and communicated; one end of the handle is communicated with the air supply device through an air pipe; the air pipe is communicated with a pneumatic control valve for controlling the air supply device to deliver air with a certain flow rate to the handle; the gas pipe is also communicated with a gas flow velocity sensor which is used for monitoring the flow velocity of the conveyed gas in real time and sending the collected gas flow velocity value to the controller; the pedal pneumatic control device comprises a fixed seat, a pedal plate is arranged above the fixed seat and fixedly connected with the fixed seat through an elastic connecting piece, a positioning chute is arranged on the fixed seat, a sliding rod is connected in the positioning chute in a sliding mode and extends out of the positioning chute to be fixedly connected with the pedal plate, and a distance sensor is arranged at the bottom of the sliding rod in the positioning chute; the gas flow rate data converter is electrically connected with the distance sensor and is used for converting the distance value detected by the distance sensor into a corresponding gas flow rate value and sending the converted gas flow rate value to the controller; the controller is used for receiving the gas flow rate value collected by the gas flow rate sensor, comparing the collected gas flow rate value with a preset gas flow rate threshold value, editing the gas flow rate value into an electric signal and sending the electric signal to the pneumatic control valve so as to control the flow speed of the gas in the gas pipe; when the collected gas flow rate value exceeds or is lower than a preset gas flow rate threshold value, the controller sends an electric signal to the pneumatic control valve to adjust the gas flow rate to the preset gas flow rate; the pneumatic control device is also used for converting a received gas flow rate value sent by the gas flow rate data converter into an electric signal and sending the electric signal to the pneumatic control valve, the design of the gas flow rate in the gas pipe is controlled, the gas is input into the handle from the gas pipe and enters the metal gas pipe through the handle, then the gas is sprayed out from the gas spraying stripping electric cutting head at one end of the metal gas pipe, the gas flow rate sensor in the gas pipe monitors the flow rate of the gas pipe in real time to ensure the flow rate of the gas entering the handle, the spraying speed of the gas is further calculated according to the inner diameter size of the metal gas pipe and the gas spraying stripping electric cutting head, the kinetic energy of the sprayed gas is ensured, the pneumatic control device is beneficial to separating deep parts of abdominal cavities and organs adhered to each other to close tissues, potential gaps in the abdominal cavities are blown open, an operator can conveniently perform efficient, accurate and, the operability is more convenient and the safety is higher; the gas flow velocity sensor can monitor the flow velocity of gas in real time, guarantee stable conveying of the gas and guarantee kinetic energy of gas spraying. Meanwhile, when the gas flow rate needs to be changed, the pedal of the pedal pneumatic control device can be controlled through the pedal, when the pedal is pressed, the pedal moves downwards, the sliding rod moves in the positioning chute along with the pedal, the distance sensor on the sliding rod measures the distance between the bottom of the sliding rod and the bottom of the positioning chute and sends the measured distance value to the gas flow rate data converter, the gas flow rate data converter sets a distance interval value corresponding to a gas flow rate value, and in the distance interval value, the gas flow rate data converter sets a plurality of gas flow rate value gears and sends the gas flow rate value gears to the controller; thereby the controller converts gas velocity of flow value into the velocity of flow of signal of telecommunication and sends for pneumatic control valve control gas, adjust the gas velocity of flow in the trachea, guarantee that gas has certain kinetic energy after stripping the blowout of electric cutterhead from jet-propelled, divide the internal organs of adhesion into the clearance, make things convenient for the operation, the doctor need not to vacate the hand, can realize gas velocity of flow control through pedal mode, avoid the secondary contact to receive the pollution, guarantee the security of operation, and simultaneously, orderly operation process can improve the factor of safety of operation.

2. The gas flow velocity sensor comprises a display module, and the gas flow velocity sensor and the display module are electrically connected with the controller, so that the gas flow velocity value acquired by the gas flow velocity sensor can be displayed, and an operator can know the kinetic energy of gas ejection even knowing the gas flow velocity.

3. The invention provides a gas-jet stripping system, which comprises a foot-controlled gas flow rate device for controlling a gas supply device in the gas-jet stripping system, wherein the foot-controlled gas flow rate device is used for controlling the gas supply device; the outer side wall of the metal gas conveying pipe is provided with the conductive column, and the conductive column is electrically connected with the high-frequency electric excision electric coagulation device through the electric wire, so that the air-jet stripping electric cutting head has an electric excision electric coagulation function, and after a certain gap is blown to the visceral organs, the visceral organs to be treated are directly electrically cut through the air-jet stripping electric cutting head, the operation cutting operation is facilitated, and the operation safety coefficient is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a circuit diagram of a foot-controlled gas flow rate device according to one embodiment;

FIG. 2 is a schematic structural view (front side view) of the foot-controlled gas flow rate device according to the first embodiment;

FIG. 3 is a schematic view (front cross-sectional view) of the handle according to the first embodiment;

FIG. 4 is a schematic structural view (main side view) of the air-jet stripping electrical cutting head according to the first embodiment;

FIG. 5 is a schematic structural view (main side cross-sectional view) of the air-jet stripping electric cutting head according to the first embodiment;

FIG. 6 is a schematic structural view (main side cross-sectional view) of the air-jet stripping electric cutting head according to the first embodiment;

FIG. 7 is a schematic structural view (cross-sectional view) of the foot control device according to the first embodiment;

FIG. 8 is a schematic structural view (main side cross-sectional view) of the air-jet stripping electric cutting head according to the first embodiment;

FIG. 9 is a schematic structural view (bottom view) of the air-jet stripping electric cutting head according to the first embodiment;

FIG. 10 is a schematic structural view (front cross-sectional view) of the air-jet stripping electric cutting head according to the second embodiment;

FIG. 11 is a schematic structural view (front cross-sectional view) of the air-jet stripping electric cutting head according to the second embodiment;

FIG. 12 is a schematic structural view (main side view) of the air-jet stripping electric cutting head according to the third embodiment;

FIG. 13 is a schematic structural view (front side view) of the air-jet stripping resecting device for laparoscopic surgery according to the fourth embodiment;

FIG. 14 is a schematic structural view (main side sectional view) of the handle described in the fourth embodiment;

fig. 15 is a schematic structural view (front sectional view) of an air-jet stripping electric cutting head in the fifth embodiment.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, 2 and 7, the present embodiment provides a foot-controlled gas flow rate device for controlling a gas supply device in a gas jet stripping system, which includes a gas jet stripping electric cutting head, a metal gas pipe 7 and a handle 8, which are sequentially connected and penetrated; one end of the handle 8 is communicated with an air supply device through an air pipe 11; the air pipe 11 is communicated with a pneumatic control valve for controlling the air supply device to deliver air with a certain flow rate to the handle 8; the gas pipe 11 is also communicated with a gas flow velocity sensor for monitoring the flow velocity of the conveyed gas in real time and sending the collected gas flow velocity value to the controller; the pedal pneumatic control device comprises a fixed seat 201, a pedal plate 202 is arranged above the fixed seat 201, the pedal plate 202 is fixedly connected with the fixed seat 201 through an elastic connecting piece 203, a positioning sliding groove 204 is arranged on the fixed seat 201, a sliding rod 205 is connected in the positioning sliding groove 204 in a sliding mode, the sliding rod 205 extends out of the positioning sliding groove 204 and is fixedly connected with the pedal plate 202, and a distance sensor is arranged at the bottom of the sliding rod 205 arranged in the positioning sliding groove 204; the gas flow rate data converter is electrically connected with the distance sensor and is used for converting the distance value detected by the distance sensor into a corresponding gas flow rate value and sending the converted gas flow rate value to the controller; the controller is used for receiving the gas flow rate value collected by the gas flow rate sensor, comparing the collected gas flow rate value with a preset gas flow rate threshold value, editing the gas flow rate value into an electric signal and sending the electric signal to the pneumatic control valve so as to control the flowing speed of the gas in the gas pipe 11; when the collected gas flow rate value exceeds or is lower than a preset gas flow rate threshold value, the controller sends an electric signal to the pneumatic control valve to adjust the gas flow rate to the preset gas flow rate; and is also used for converting the received gas flow rate value sent by the gas flow rate data converter into an electric signal and sending the electric signal to the pneumatic control valve, so as to control the gas flow rate in the gas pipe 11.

The electric cutting head comprises an air injection stripping electric cutting head, a metal air delivery pipe 7 and a handle 8 which are sequentially connected and communicated; one end of the handle 8 is communicated with an air supply device through an air pipe 11; the air pipe 11 is communicated with a pneumatic control valve for controlling the air supply device to deliver air with a certain flow rate to the handle 8; the gas pipe 11 is also communicated with a gas flow velocity sensor for monitoring the flow velocity of the conveyed gas in real time and sending the collected gas flow velocity value to the controller; the pedal pneumatic control device comprises a fixed seat 201, a pedal plate 202 is arranged above the fixed seat 201, the pedal plate 202 is fixedly connected with the fixed seat 201 through an elastic connecting piece 203, a positioning sliding groove 204 is arranged on the fixed seat 201, a sliding rod 205 is connected in the positioning sliding groove 204 in a sliding mode, the sliding rod 205 extends out of the positioning sliding groove 204 and is fixedly connected with the pedal plate 202, and a distance sensor is arranged at the bottom of the sliding rod 205 arranged in the positioning sliding groove 204; the gas flow rate data converter is electrically connected with the distance sensor and is used for converting the distance value detected by the distance sensor into a corresponding gas flow rate value and sending the converted gas flow rate value to the controller; the controller is used for receiving the gas flow rate value collected by the gas flow rate sensor, comparing the collected gas flow rate value with a preset gas flow rate threshold value, editing the gas flow rate value into an electric signal and sending the electric signal to the pneumatic control valve so as to control the flowing speed of the gas in the gas pipe 11; when the collected gas flow rate value exceeds or is lower than a preset gas flow rate threshold value, the controller sends an electric signal to the pneumatic control valve to adjust the gas flow rate to the preset gas flow rate; the device is also used for converting a received gas flow rate value sent by the gas flow rate data converter into an electric signal and sending the electric signal to the pneumatic control valve, the design of controlling the gas flow rate in the gas pipe 11 is realized, the gas is input into the handle 8 from the gas pipe 11 and enters the metal gas pipe 7 through the handle 8, then the gas is sprayed from the gas spraying stripping electric cutting head at one end of the metal gas pipe 7 and is sprayed out, the gas flow rate sensor in the gas pipe 11 monitors the flow rate of the gas pipe 11 in real time to ensure the flow rate of the gas entering the handle 8, the spraying speed of the gas is further calculated according to the inner diameter size of the metal gas pipe 7 and the gas spraying stripping electric cutting head, the kinetic energy of the gas spraying is ensured, the device is beneficial to separating organs which are adhered closely to each other and are in the deep part of an abdominal cavity, potential gaps in the abdominal cavity are blown, the dissecting and stripping device has the advantages of more accurate dissecting and stripping, more convenient and faster operability and higher safety; the gas flow velocity sensor can monitor the flow velocity of gas in real time, guarantee stable conveying of the gas and guarantee kinetic energy of gas spraying. Meanwhile, when the gas flow rate needs to be changed, the pedal plate 202 of the pedal pneumatic control device can be controlled through the pedal, when the pedal plate 202 is pressed, the pedal plate 202 moves downwards, the sliding rod 205 moves in the positioning chute 204 along with the pedal plate 202, the distance sensor on the sliding rod 205 measures the distance between the bottom of the sliding rod 205 and the bottom of the positioning chute 204 and sends the measured distance value to the gas flow rate data converter, the gas flow rate data converter sets a distance interval value corresponding to a gas flow rate value, and the gas flow rate data converter sets a plurality of gas flow rate value gears for one gas flow rate value in the distance interval value and sends the gas flow rate value gears to the controller; thereby the controller converts gas velocity of flow value into the velocity of flow of signal of telecommunication and sends for pneumatic control valve control gas, thereby adjust the gas velocity of flow in the trachea 11, guarantee that gas has certain kinetic energy after stripping off the blowout of electrotome from jet-propelled, divide the internal organs of adhesion into the clearance, make things convenient for the operation, the doctor need not to vacate the hand, can realize gas velocity of flow control through pedal mode, avoid the secondary contact to receive the pollution, guarantee the security of operation, and simultaneously, orderly operation process, can improve the factor of safety of operation.

As shown in fig. 7, in the embodiment, the fixing base 201 is provided with a buffer slot 206 opposite to the pedal, the elastic connector 203 includes a spring, one end of the spring is fixed at the bottom of the buffer slot 206, and the other end of the spring extends out of the buffer slot 206 and is fixedly connected with the pedal 202; the two opposite side walls of the buffer groove are provided with limiting sliding frames 209, the limiting sliding frames 209 are connected with a limiting moving plate 207 in a sliding manner, and one end of the limiting moving plate 207 extends out of the buffer groove 206 and is fixedly connected with the pedal plate 202.

According to the invention, the fixed seat 201 is provided with the buffer groove 206 opposite to the pedal, the elastic connecting piece 203 comprises a spring, one end of the spring is fixed at the bottom of the buffer groove 206, and the other end of the spring extends out of the buffer groove 206 and is fixedly connected with the pedal 202; the two opposite side walls of the buffer groove are provided with limiting sliding frames 209, the limiting sliding frames 209 are connected with limiting moving plates 207 in a sliding mode, one ends of the limiting moving plates 207 extend out of the buffer groove 206 and are fixedly connected with the pedal plate 202, limiting movement of the pedal plate 202 is achieved, and the pedal plate 202 is prevented from being deviated, so that the detection accuracy of the distance sensor on the distance is not affected.

As shown in fig. 1, the present embodiment further includes a display module; the gas flow rate sensor and the display module are electrically connected with the controller.

According to the invention, through the design that the gas flow velocity sensor and the display module are electrically connected with the controller, the flow velocity value acquired by the gas flow velocity sensor can be displayed, and an operator can know the gas flow velocity conveniently.

As shown in fig. 1, the present embodiment further includes a wireless transmission module and a remote terminal, the wireless transmission module is electrically connected to the controller, and the wireless transmission module is electrically connected to the remote terminal in a wireless manner.

The remote terminal is arranged outside the operating room, and is watched by engineers, so that the stable operation of the equipment is ensured.

As shown in fig. 2, the present embodiment further includes a gas stripping system, including a foot-controlled gas flow rate device for controlling a gas supply device in the gas stripping system; the outer side wall of the metal gas transmission pipe 7 is provided with a conductive column 9, and the conductive column 9 is electrically connected with the high-frequency electric excision electric coagulation device through an electric wire.

The invention provides a gas-jet stripping system, which comprises a foot-controlled gas flow rate device for controlling a gas supply device in the gas-jet stripping system, wherein the foot-controlled gas flow rate device is used for any one of the gas-jet stripping systems; the outer side wall of the metal gas conveying pipe 7 is provided with the conductive column 9, and the conductive column 9 is electrically connected with the high-frequency electric excision electric coagulation device through an electric wire, so that the air-jet stripping electric cutting head has an electric excision electric coagulation function, and after a certain gap is blown to visceral organs, the visceral organs to be treated are directly electrically cut through the air-jet stripping electric cutting head, the operation cutting operation is facilitated, and the operation safety coefficient is improved.

As shown in FIG. 2 and FIG. 3, the metal gas pipe 7 of the present embodiment is detachably connected to the handle 8; the metal gas pipe 7 is detachably connected with the air injection stripping electric cutting head or integrally formed; the handle 8 is detachably connected or hot-melted with the air pipe 11; the handle 8 is provided with a gas transmission inlet 81 communicated with a gas supply device and a gas transmission outlet 83 communicated with the metal gas transmission pipe 7, a gas transmission channel 82 communicated with the gas transmission inlet 81 and the gas transmission outlet 83 is arranged inside the handle 8, and the gas transmission inlet 81 of the handle 8 is communicated with the gas pipe 11.

The invention is detachably connected with a handle 8 through a metal gas pipe 7; the metal gas pipe 7 is detachably connected with the air injection stripping electric cutting head or integrally formed; the handle 8 is detachably connected or hot-melted with the air pipe 11; the handle 8 is provided with a gas transmission inlet 81 communicated with a gas supply device and a gas transmission outlet 83 communicated with the metal gas transmission pipe 7, a gas transmission channel 82 communicated with the gas transmission inlet 81 and the gas transmission outlet 83 is arranged inside the handle 8, the gas transmission inlet 81 of the handle 8 is communicated with the gas pipe 11, and the metal gas transmission pipe 7 is detachably connected with the handle 8, so that the connection and the disassembly are convenient; the metal gas pipe 7 and the air injection stripping electric cutting head are detachably connected or integrally formed, and the embodiment adopts an integral forming mode for preparation, so that the connecting effect is good; the handle 8 is detachably connected or in hot melting connection with the air pipe 11, and the handle 8 and the air pipe 11 are in hot melting connection in the embodiment, so that air tightness is guaranteed, and meanwhile, preparation is convenient; the air injection stripping electric cutting head, the metal air delivery pipe 7 and the handle 8 are combined, so that an operator can conveniently hold and operate the electric cutting head, the metal air delivery pipe 7 and the handle 8 can be detachably connected, the installation, the disassembly and the cleaning are convenient, meanwhile, the metal air delivery pipe 7 can be selected from various lengths, so that the operator can conveniently select the metal air delivery pipe 7 with the corresponding size according to a patient to be treated, the operation efficiency is improved, and the operation safety is ensured; the handle 8 can be made of metal and is convenient to disinfect, plastic can be used, the weight is light, the disposable handle can be manufactured, the cleanness of the handle 8 is guaranteed, the handle 8 can be designed into various shapes according to a handheld mode, and can be set to be cylindrical, square and the like, the handheld comfort of an operator is improved, and the fatigue of the operator in the operation process is relieved; the circulation of gas in handle 8 guarantees the transport effect of gas.

As shown in fig. 4 and 5, the air-jet stripping electric cutter of the present embodiment includes a metal pipe body 1; one end of the metal pipe body 1 is closed, the other end of the metal pipe body is provided with an air inlet port 2 communicated with the air flow channel 4, and an air outlet port 3 communicated with the air flow channel 4 is arranged at the closed position of the metal pipe body 1 or/and on the outer side wall of the metal pipe body 1 close to the closed position of the metal pipe body 1; the inner diameter of the gas flow passage 4 gradually decreases from the inlet port 2 to the outlet port 3.

The electric cutting head is stripped by air injection and comprises a metal pipe body 1; one end of the metal pipe body 1 is closed, the other end of the metal pipe body is provided with an air inlet port 2 communicated with the air flow channel 4, and an air outlet port 3 communicated with the air flow channel 4 is arranged at the closed position of the metal pipe body 1 or/and on the outer side wall of the metal pipe body 1 close to the closed position of the metal pipe body 1; the inner diameter of gas flow channel 4 is by inlet port 2 to the design that port 3 reduces gradually of giving vent to anger, the purpose promotes gaseous velocity of flow, let gaseous 4 back of passing through from gas flow channel, 3 blowout backs of port of giving vent to anger, make the gas flow velocity increase at double, thereby increase gaseous spun kinetic energy, design through the 1 structure of tubular metal resonator, can promote at double the velocity of flow of gas in the gas flow channel 4, thereby the gas of certain kinetic energy of blowout helps the separation to the abdominal cavity deep and the inseparable tissue internal organs of adhesion each other, blow open the latent clearance in the abdominal cavity, make things convenient for the operator to carry out high-efficient, accurate and safe anatomical operation, compare with current laparoscopic surgery apparatus, it is more accurate to have the anatomical stripping, the operability is more convenient and the higher advantage of security.

In a preferred embodiment of the present invention, the gas outlet port 3 is provided on the outer side wall of the metal pipe body 1 close to the seal of the metal pipe body 1.

As shown in fig. 5, the metal pipe body 1 of this embodiment sequentially includes, from bottom to top, a connecting section 101, a transition section 102 connected to the top of the connecting section 101, and a bending section 103 connected to the top of the transition section 102, an included angle a between the transition section 102 and the bending section 103 is 90 ° -180 °, and an included angle a preferred in this embodiment is 90 °; wherein, the longitudinal section of the connecting section 101 is trapezoidal or square; the air outlet port 3 is arranged on the bending section 103; the outer walls of the connecting section 101 and the transition section 102 are coated with an insulating coating.

The metal pipe body 1 sequentially comprises a connecting section 101, a transition section 102 connected with the top of the connecting section 101 and a bending section 103 connected with the top of the transition section 102 from bottom to top, an included angle a between the transition section 102 and the bending section 103 is 90-180 degrees, and the preferred included angle a in the embodiment is 90 degrees; wherein, the longitudinal section of the connecting section 101 is trapezoidal or square; the air outlet port 3 is arranged on the bending section 103; the outer walls of the connecting section 101 and the transition section 102 are both coated with insulating coatings, the metal tube body 1 is divided into three sections, the angle of an included angle a can be selected according to actual conditions, the purpose of convenient operation is achieved, meanwhile, the insulating coatings are convenient to arrange, the metal tube body 1 is protected, meanwhile, the insulating electricity effect is achieved, the organ which does not need to be treated is prevented from being damaged in the electrotomy process, and the safety factor of the operation is improved; the longitudinal section of the connecting section 101 is trapezoidal, so that the gas flow velocity and the gas flow channel 4 are continuously improved, the conveying speed of gas flow is ensured, the separation of deep parts of an abdominal cavity and adhered tight tissue organs is facilitated, potential gaps in the abdominal cavity are blown open, and an operator can conveniently perform efficient, accurate and safe dissection operation.

The inner diameter of the air inlet port 2 is 1.5mm-15 mm; the inner diameter of the air outlet port 3 is 0.1mm-10 mm; the height of the metal pipe body 1 is 5mm-50 mm; according to the inner diameter of the puncture cylinder for laparoscopic surgery, the inner diameters of the air inlet port 2 and the air outlet port 3 are selected, and the air outlet port 3 is ensured to be smaller than the air inlet port 2 in the aspect of size selection.

As shown in fig. 6, the side wall of the transition section 103 of the present invention is provided with a transition section gas injection port 6 communicated with the gas flow passage 4; the transition section air outlet 6 and the air outlet port 3 are arranged on the same side; the internal diameter of the transition section gas nozzle 6 is 0.1-10 mm.

The side wall of the transition section 103 is provided with a transition section gas nozzle 6 communicated with the gas flow passage 4; the transition section air outlet 6 and the air outlet port 3 are arranged on the same side; the transition section air nozzle 6 is designed to have an inner diameter of 0.1-10mm, and an air outlet is added, so that the position to be treated can be selected, the position to be treated can be ensured to generate a gap, and the safety of the operation can be ensured.

The pneumatic control valve is a flow control valve produced by Fisher-Tropsch (China) Co;

the gas flow sensor is a clamp type flow sensor produced by Yonzhi (China) limited company;

the controller is a Programmable Logic Controller (PLC) of Siemens;

the gas flow rate data converter adopts a porphyrized programmable data acquisition module;

the wireless transmission module adopts Shenzhen thought as an anti-interference wireless data transmission module produced by wireless technology limited company;

the remote terminal is a tablet computer, a mobile phone, a computer and the like;

the pneumatic control valve, the gas flow sensor, the controller, the remote terminal, the wireless transmission module and the gas flow rate data converter are all in the prior art, the structure is not shown in the drawing, and other models produced by other manufacturers can be selected.

The working process of the air-jet stripping system comprises the following steps:

the method comprises the following steps that a conductive column is electrically connected with a high-frequency electric excision electric coagulation device through an electric wire, a gas supply device is communicated with a gas pipe 11, the gas pipe 11 is also communicated with a gas flow velocity sensor and a pneumatic control valve, the gas supply device is started, gas is input into a handle 8 from the gas pipe 11, enters a metal gas pipe 7 through the handle 8 and is sprayed out from a gas spraying stripping electric cutting head at one end of the metal gas pipe 7, the gas flow velocity sensor in the gas pipe 11 monitors the flow velocity of the gas pipe 11 in real time, the flow velocity of the gas entering the handle 8 is ensured, and the spraying velocity of the gas is calculated according to the inner diameter sizes of the metal gas pipe 7; simultaneously, when needs change the gas flow rate, also can step on the gas accuse running-board through the foot, detect the distance value through distance sensor, and convert corresponding air speed value and send for the controller, the controller converts the signal of telecommunication into and sends for pneumatic control valve, adjust the gas flow rate in the trachea 11, guarantee that gas has certain kinetic energy after stripping the blowout of electric cutterhead from jet-propelled, divide the clearance with the internal organs of adhesion, make things convenient for the operation, the doctor need not to vacate the hand, can realize gas flow rate control through pedal mode, avoid the secondary contact to receive the pollution, guarantee the security of operation, and simultaneously, orderly operation process, can improve the factor of safety of operation.

As shown in fig. 8 and 9, in the present embodiment, a metal pipe body 5 is disposed inside a metal pipe body 1, an outer wall of the metal pipe body 5 and an inner wall of the metal pipe body 1 are welded integrally, an inlet 51 and an outlet 52 are disposed at two ends of the metal pipe body 5, the inlet 51 is communicated with an air inlet port 2, the outlet 52 is communicated with an air outlet port 3, a diameter of the inlet 51 is greater than a diameter of the outlet 52, and a diameter of the outlet 52 is greater than a diameter of the air outlet port 3.

According to the invention, the metal pipe body 5 is arranged in the metal pipe body 1, the outer wall of the metal pipe body 5 and the inner wall of the metal pipe body 1 are welded into a whole, the inlet 51 and the outlet 52 are respectively arranged at two ends of the metal pipe body 5, the inlet 51 is communicated with the air inlet port 2, the outlet 52 is communicated with the air outlet port 3, the diameter of the inlet 51 is larger than that of the outlet 52, and the diameter of the outlet 52 is larger than that of the air outlet port 3.

The wireless transmission system also comprises a wireless transmission module and a remote terminal, wherein the wireless transmission module is electrically connected with a controller and the wireless transmission module is electrically connected with the remote terminal; can give the engineer that can't get into the operating room with the gas velocity of flow condition reflection, they can on-line real-time monitoring flow rate to guarantee the normal operating of equipment, when the problem appears, can provide the suggestion or the suggestion of adjusting and repairing for the operation operator, guarantee going on smoothly of operation.

A plurality of gas flow velocity sensors are uniformly distributed on the gas pipe 11 at intervals, and the distance between every two adjacent gas flow velocity sensors is larger than 1 m.