阅读说明：本技术 一种组织消融、切割及融合系统 (Tissue ablation, cutting and fusion system ) 是由 周星 苏文宇 徐华苹 王玉娥 罗丽飞 于 2019-04-01 设计创作，主要内容包括：本发明之一种组织消融、切割及融合系统含手柄组件、轴组件、工作部、电路系统、电源及温度控制组件。温度控制组件含温度采集系统和数据传输系统。温度采集系统可持续采集工作温度数据,并通过数据传输系统将采集到的温度数据传输至控制器,控制器中的数据处理系统对采集的温度进行实时监控,当采集的温度值超过控制器设定的温度值时,控制器采取对线路进行断电处理,或通过数据处理系统对电源输出的电流或电压进行调整等方式,达到降低工作部的工作温度的控制效果,有效避免电加热装置长期处于高温状态引起的组织意外损伤或元件的意外损坏。本发明之一种组织消融、切割及融合系统在长时间持续工作过程中更加安全。(The invention relates to a tissue ablation, cutting and fusion system, which comprises a handle component, a shaft component, a working part, a circuit system, a power supply and a temperature control component. The temperature control assembly comprises a temperature acquisition system and a data transmission system. The temperature acquisition system can continuously acquire working temperature data, the acquired temperature data are transmitted to the controller through the data transmission system, the data processing system in the controller monitors the acquired temperature in real time, when the acquired temperature value exceeds a temperature value set by the controller, the controller performs power-off processing on a circuit, or adjusts current or voltage output by a power supply through the data processing system, and the like, so that the control effect of reducing the working temperature of the working part is achieved, and the accidental tissue damage or the accidental element damage caused by the fact that the electric heating device is in a high-temperature state for a long time is effectively avoided. The tissue ablation, cutting and fusion system of the present invention is safer during long lasting operation.)

1. A tissue ablation, cutting and fusion system, comprising:

A. the tissue ablation, cutting and fusion system (900) comprises a handle assembly (100), a shaft assembly (200), a working portion (300), a circuit system (400), a power source (500) and a temperature control assembly (401);

B. the handle assembly (100) comprises a trigger assembly (11), a gear adjusting button (12), a shaft connecting mechanism (13) and a shell (14); the trigger assembly (11), the gear adjusting button (12) and the shaft connecting mechanism (13) are arranged on the shell (14);

C. the shaft assembly (200) comprises a shaft rod (21) and a connecting assembly (22);

D. the working part (300) comprises at least 2 working surfaces (31), and at least 1 working surface (31) is provided with an electric heating device (32);

E. the circuit system (400) comprises a circuit (41), a controller (42) and an electrical interface device (43); -said circuitry (400) is connected to said power supply (500) via said electrical interface means (43);

F. the temperature control assembly (401) comprises a temperature acquisition system (40-1) and a data transmission system (40-2); the temperature data collected by the temperature collection system (40-1) can be transmitted to the controller (42) through the data transmission system (40-2);

G. the proximal end of the shaft assembly (200) is connected with the handle assembly (100) through the shaft connecting mechanism (13); the distal end of the shaft assembly (200) is connected with the working part (300); the electric heating device (32) is connected to the power supply (500) via the circuit system (400).

2. The tissue ablation, cutting and fusion system of claim 1, wherein: the controller (42) comprises a trigger switch (42-1); movement of the trigger assembly (11) may switch the trigger development (42-1) on or off.

3. The tissue ablation, cutting and fusion system of claim 1, wherein: the handle assembly (100) further comprises a fixing mechanism (15); the trigger assembly (11) is fixedly mounted on the housing (14) through the fixing mechanism (15).

4. The tissue ablation, cutting and fusion system of claim 3, wherein: the trigger assembly (11) comprises a trigger (11-1), a rocker arm (11-2) and a sliding block (11-3); the trigger (11-1) is provided with a trigger rotating shaft (11-1-1) and a rocker arm driving shaft (11-1-2); the rocker arm (11-2) comprises a rocker arm fulcrum (11-2-1), a moving chute (11-2-2) and a push block clamping groove (11-2-3); the sliding block (11-3) comprises a moving push block (11-3-1), a sliding convex step (11-3-2) and a working boss (11-3-3); the trigger rotating shaft (11-1-1) is connected with the fixing mechanism (15) and fixed on the shell (14); one end of the rocker arm driving shaft (11-1-2) is connected to the trigger (11-1), and the other end of the rocker arm driving shaft is embedded in the moving chute (11-2-2); the rocker arm fulcrum (11-2-1) and the fixing mechanism (15) are connected together, and the rocker arm (11-2) is movably arranged in the shell (14); the moving push block (11-3-1) is embedded in the push block clamping groove (11-2-3), and the sliding convex step (11-3-2) is embedded in a positioning sliding groove (15-1) of the fixing mechanism (15) and connected with the fixing mechanism (15); pulling the trigger (11-1), wherein the trigger (11-1) rotates around the trigger rotating shaft (11-1-1) to drive the rocker driving shaft (11-1-2) to reciprocate along the moving chute (11-2-2), so that the rocker (11-2) is pushed to reciprocate around the rocker fulcrum (11-2-1); the reciprocating swing of the rocker arm (11-2) pushes a moving push block (11-3-1) embedded in the push block clamping groove (11-2-3) to drive the sliding block to linearly move back and forth along the positioning sliding groove (15-1), so that the working surface (31) of the working part (300) is closed and opened.

5. The tissue ablation, cutting and fusion system of claim 4, wherein: the trigger (11-1) is provided with a trigger part (11-1-3); when the trigger (11-1) moves towards the direction of the handle (14-1) of the shell (14), the trigger part (11-1-3) touches the trigger switch (42-1), and the trigger switch (42-1) is switched on; when the trigger (11-1) moves away from the grip (14-1) of the shell (14) in the direction, the trigger part (11-1-3) is separated from the trigger switch (42-1), and the trigger switch (42-1) is disconnected.

6. The tissue ablation, cutting and fusion system of claim 1, wherein: the gear adjusting button (12) is connected with the controller (42) through the line (41).

7. The tissue ablation, cutting and fusion system of claim 1, wherein: the gear adjusting button (12) comprises a cutting gear (12-1) and a fusion gear (12-2); the cutting rail (12-1) and the fusion rail (12-2) are linked together by a lever mechanism (12-3) such that the cutting rail (12-1) and the fusion rail (12-2) cannot be pressed simultaneously.

8. The tissue ablation, cutting and fusion system of claim 1, wherein: the handle assembly (100) also includes a reset mechanism (16).

9. The tissue ablation, cutting and fusion system of claim 1, wherein: the handle assembly (100) further comprises a force limiting mechanism (17).

10. The tissue ablation, cutting and fusion system of claim 9, wherein: the trigger (11-1) moves towards the handle (14-1) of the shell (14) until the force limiting mechanism (17) acts, the trigger switch (42-1) can be started, the gear adjusting button (12) can be closed under the on state of the trigger switch (42-1), the circuit system (400) is switched on, and the tissue ablation, cutting or fusion system (900) performs tissue ablation, cutting or fusion under the set working pressure.

11. The tissue ablation, cutting and fusion system of claim 1, wherein: the shaft assembly (200) further comprises a knob (23); the knob (23) can drive the shaft rod (21) to rotate.

12. The tissue ablation, cutting and fusion system of claim 11, wherein: the shaft lever (21) comprises an inner lever (21-1) and an outer lever (21-2); the working surface (31) is respectively connected with the far ends of the inner rod (21-1) and the outer rod (21-2); when the inner rod (21-1) moves towards the near end, the working surface (31) is closed; when the inner rod (21-1) moves towards the far end, the working surface (31) is opened; the knob (23) is rotated to drive the inner rod (21-1) and the outer rod (21-2) to rotate, and then the working surface (31) is driven to rotate.

13. The tissue ablation, cutting and fusion system of claim 1, wherein: the electrical interface device (43) is an elastic electrical interface device (431), the elastic electrical interface device (431) comprises an electrically conductive joint (43-1), an elastic electrically conductive mechanism (43-2) and an electrical interface (43-3); one end of the conductive joint (43-1) is connected with the electric heating device (32) through the circuit (41), and the other end of the conductive joint is connected with the elastic conductive mechanism (43-2); the other end of the elastic conductive mechanism (43-2) is connected with the electrical interface (43-3), and the electrical interface (43-3) is connected with the power supply (500).

14. The tissue ablation, cutting and fusion system of claim 12, wherein: the conductive joint (43-1) comprises a rotor (43-1-1) and a stator (43-1-2); the rotor (43-1-1) is rotatable; the distal end of the rotor (43-1-1) and the proximal end of the shaft (21) are connected together, and the rotor (43-1-1) can synchronously rotate when the shaft (21) rotates; the proximal end of the stator (43-1-2) is connected with the distal end of the elastic conductive mechanism (43-2).

15. The tissue ablation, cutting and fusion system of claim 13, wherein: the elastic conductive mechanism (43-2) is a conductive mechanism which can be elastically deformed under the action of external force under the condition of keeping the circuit unobstructed.

16. The tissue ablation, cutting and fusion system of claim 1, wherein: the power source (500) is a battery (51), or a battery pack (52), or a host (53).

17. The tissue ablation, cutting and fusion system of claim 1, wherein: the tissue ablation, cutting and fusion system (900) further includes a cue system (600).

18. The tissue ablation, cutting and fusion system of claim 17, wherein: the prompting system (600) is a voice prompting device (61), a light prompting device (62) or an image prompting device (63).

19. The tissue ablation, cutting and fusion system of claim 1, wherein: the tissue ablation, cutting and fusion system (900) further comprises a smoke evacuation system (700); the smoke exhaust system (700) comprises a smoke outlet (71), a smoke exhaust pipe (72) and a smoke inlet (73).

20. The tissue ablation, cutting and fusion system of claim 1, wherein: the tissue ablation, cutting and fusion system (900) further comprises a water supply/drainage system (800); the water supply/drainage system (800) comprises a water outlet (81), a water drainage pipe (82) and a water inlet (83).

Technical Field

The present invention relates to an electrosurgical instrument, in particular a surgical instrument for tissue ablation, cutting and fusion for use in surgery.

Background

In surgical operation, tissue ablation, cutting and fusion are very important tissue treatment processes, and among the currently commonly used tissue ablation, cutting and fusion techniques, an electrically heated tissue ablation method is one of the important techniques, and the tissue ablation, cutting and fusion processes are realized by heating the tissue to modify proteins.

Disclosure of Invention

Due to the specially designed temperature control assembly, when the temperature is too high, the temperature acquisition system can timely transmit data to the controller through the temperature data transmission system, and the controller can timely control and adjust the temperature of the system through power-off, current and voltage adjustment and other means, so that the tissue accidental damage or the element accidental damage caused by the long-term high-temperature state of the electric heating device is avoided.

The tissue ablation, cutting and fusion system of the invention is characterized in that:

A. the tissue ablation, cutting and fusion system 900 comprises a handle assembly 100, a shaft assembly 200, a working portion 300, a circuit system 400, a power source 500 and a temperature control assembly 401;

B. the handle assembly 100 comprises a trigger assembly 11, a gear adjusting button 12, a shaft connecting mechanism 13 and a shell 14; the trigger assembly 11, the gear adjusting button 12 and the shaft connecting mechanism 13 are arranged on the shell 14;

C. the shaft assembly 200 comprises a shaft 21 and a connecting assembly 22;

D. the working part 300 comprises at least 2 working surfaces 31, and at least 1 working surface 31 is provided with an electric heating device 32;

E. the circuitry 400 includes circuitry 41, a controller 42, and electrical interface means 43; the circuitry 400 is connected to the power supply 500 via the electrical interface means 43;

F. the temperature control assembly 401 comprises a temperature acquisition system 40-1 and a data transmission system 40-2; the temperature data collected by the temperature collection system 40-1 can be transmitted to the controller 42 through the data transmission system 40-2;

G. the proximal end of the shaft assembly 200 is connected to the handle assembly 100 through the shaft connecting mechanism 13; the distal end of the shaft assembly 200 is connected to the working portion 300; the electric heating device 32 is connected to the power supply 500 via the circuit system 400.

Due to the design of the temperature control assembly 401, when the temperature collected by the temperature collection system 40-1 exceeds the set limit temperature value, the temperature can be timely transmitted to the controller 42 through the data transmission system 40-2, and the controller 42 can record, store and analyze the collected temperature data. When the collected temperature data exceeds the temperature value set by the controller 42, the data processing system 42-2 of the controller 42 may send an instruction to process the electric heating device 32, for example, to perform power-off processing on the line 41, or to adjust the current or voltage output by the power supply 500, so as to achieve the control effect of reducing the working temperature of the working part 300, and effectively avoid the accidental tissue damage or the accidental element damage caused by the long-term high-temperature state of the electric heating device 32.

The controller 42 comprises a trigger switch 42-1; movement of the trigger assembly 11 can turn the trigger development 42-1 on or off.

The tissue ablation, cutting and fusion system 900 can be switched on by only pulling the trigger assembly 11 to apply working pressure to the working part 300 to heat the electric heating device 32, and accidental injury or potential safety hazard caused by misoperation can be caused, so that the clinical use process is safer and more reliable.

The handle assembly 100 further comprises a securing mechanism 15; the trigger assembly 11 is fixedly mounted on the housing (14) by the fixing means 15. During assembly, the trigger assembly 11 can be embedded or fixed in the mounting groove of the fixing mechanism 5 and is assembled into a whole and then fixed on the shell 14, so that the assembly process is simpler and more convenient, and the fixation is more firm.

The trigger assembly 11 comprises a trigger 11-1, a rocker arm 11-2 and a sliding block 11-3; the trigger 11-1 is provided with a trigger rotating shaft 11-1-1 and a rocker arm driving shaft 11-1-2; the rocker arm 11-2 comprises a rocker arm fulcrum 11-2-1, a moving chute 11-2-2 and a push block clamping groove 11-2-3; the sliding block 11-3 comprises a motion push block 11-3-1, a sliding convex step 11-3-2 and a working boss 11-3-3; the trigger rotating shaft 11-1-1 is connected with the fixing mechanism 15 and fixed on the shell 14; one end of the rocker arm driving shaft 11-1-2 is connected to the trigger 11-1, and the other end of the rocker arm driving shaft is embedded in the motion chute 11-2-2; the rocker arm fulcrum 11-2-1 and the fixing mechanism 15 are connected together, and the rocker arm 11-2 is movably arranged in the shell 14; the moving push block 11-3-1 is embedded in the push block clamping groove 11-2-3, and the sliding convex step 11-3-2 is embedded in the positioning sliding groove 15-1 of the fixing mechanism 15 and connected with the fixing mechanism 15; pulling the trigger 11-1, wherein the trigger 11-1 rotates around the trigger rotating shaft 11-1-1 to drive the rocker arm driving shaft 11-1-2 to reciprocate along the motion chute 11-2-2, so as to push the rocker arm 11-2 to reciprocate around the rocker arm fulcrum 11-2-1; the reciprocating swing of the rocker arm 11-2 pushes the moving push block 11-3-1 embedded in the push block clamping groove 11-2-3 so as to drive the slide block to linearly move back and forth along the positioning sliding groove 15-1, so that the working surface 31 of the working part 300 is closed and opened.

The trigger 11-1 is provided with a trigger part 11-1-3; when the trigger 11-1 moves towards the grip 14-1 of the housing 14, the trigger part 11-1-3 touches the trigger switch 42-1, and the trigger switch 42-1 is turned on; when the trigger 11-1 moves away from the grip 14-1 of the housing 14, the trigger part 11-1-3 is disengaged from the trigger switch 42-1, and the trigger switch 42-1 is turned off.

The gear shift knob 12 is connected to the controller 42 via the line 41. Doctors can select different output powers through the gear adjusting button 12 according to the specific conditions of the operation process, and the clinical operation is more convenient.

The gear adjusting button 12 comprises a cutting gear 12-1 and a fusion gear 12-2; the cutting rail 12-1 and the fusion rail 12-2 are linked together by a lever mechanism 12-3 such that the cutting rail 12-1 and the fusion rail 12-2 cannot be depressed simultaneously. The cutting gear 12-1 and the fusion gear 12-2 can not be pressed down simultaneously, so that the phenomenon of misoperation can not occur in the clinical use process.

The handle assembly 100 also includes a reset mechanism 16. When the trigger 11-1 is released, the reset mechanism 16 can enable the trigger 11-1 to automatically reset through reset force, so that the safety, the convenience and the comfort in the use process are greatly improved. The reset mechanism 16 may be a torsion spring mechanism, or a spring mechanism, or an elastic body mechanism, etc., and those skilled in the art can design various reset mechanisms as required, and install 1 or more reset mechanisms 16 at different parts of the instrument as required without departing from the scope of the present application.

The handle assembly 100 also includes a force limiting mechanism 17. The force limiting mechanism 17 can limit the working pressure transmitted to the working part 300 through the trigger assembly 11, when the force limiting mechanism 17 is activated, the maximum working pressure applied to the working part 300 after an operator pulls the trigger 11-1 is constant, and the maximum working pressure can be limited below 100N in the processes of ablation, cutting and fusion of soft tissues. Of course, a person skilled in the art can set the limit value of the maximum working pressure defined by the force limiting mechanism 17 as desired without departing from the scope of protection of the present application. The force limiting mechanism 17 may be a spring force limiting mechanism, an elastic body force limiting mechanism, a pressure spring force limiting mechanism, or other various structures, and those skilled in the art may also design other various force limiting mechanisms without departing from the scope of the present application.

The trigger 11-1 moves towards the handle 14-1 of the housing 14 until the force limiting mechanism 17 acts, the trigger switch 42-1 can be started, and when the trigger switch 42-1 is turned on, the gear adjusting button 12 can be closed to turn on the circuit system 400, so that the tissue ablation, cutting and fusion system 900 performs tissue ablation, cutting or fusion under a set working pressure. The trigger switch 42-1 can be started only when the force limiting mechanism 17 acts, so that the working pressure applied to the tissue in the operation process of a doctor is ensured to be constant, the tissue ablation, cutting or fusion system can perform tissue ablation, cutting or fusion only under the set working pressure, the operation effect is more stable, accidental injury possibly caused by misoperation is effectively prevented, and clinical effect differences of blood vessel closure, tissue fusion, cutting and the like caused by different clamping forces used by different surgeons are more safe and effective.

The shaft assembly 200 also contains a knob 23; the knob 23 can drive the shaft 21 to perform a rotational movement.

The shaft rod 21 comprises an inner rod 21-1 and an outer rod 21-2; the working surface 31 is respectively connected with the far ends of the inner rod 21-1 and the outer rod 21-2; when the inner rod 21-1 moves proximally, the working surface 31 is closed; when the inner rod 21-1 moves towards the far end, the working surface 31 is opened; the knob 23 is rotated to drive the inner rod 21-1 and the outer rod 21-2 to rotate, so as to drive the working surface 31 to rotate.

In clinical use, the working surface 31 needs to be rotated to a proper position according to different parts of tissues to be treated, the knob 23 can drive the shaft 21 to move, and the working surface 31 is further driven to rotate to a proper direction and position.

The electrical interface means 43 is an elastic electrical interface means 431, the elastic electrical interface means 431 comprises an electrically conductive contact 43-1, an elastic electrically conductive mechanism 43-2 and an electrical interface 43-3; one end of the conductive joint 43-1 is connected with the electric heating device 32 through the line 41, and the other end is connected with the elastic conductive mechanism 43-2; the other end of the elastic conductive mechanism 43-2 is connected to the electrical interface 43-3, and the electrical interface 43-3 is connected to the power supply 500.

The conductive joint 43-1 comprises a rotor 43-1-1 and a stator 43-1-2; the rotor 43-1-1 can rotate; the distal end of the rotor 43-1-1 and the proximal end of the shaft 21 are connected together, and when the shaft 21 rotates, the rotor 43-1-1 can synchronously rotate; the proximal end of the stator 43-1-2 is connected to the distal end of the resilient conductive means 43-2.

Because the rotor 43-1-1 can rotate synchronously with the shaft 21, the line 41 connecting the rotor 43-1-1 and the shaft 21 also rotates synchronously, the conductive joint 43-1 and the line 41 at the rear end of the shaft 21 are kept synchronous, and the wire breakage or the loosening of welding points, which may be caused by the twisting of the line 41, can be avoided.

The elastic conductive mechanism 43-2 is a conductive mechanism that can be elastically deformed under an external force while maintaining a circuit in a smooth state. The elastic conductive mechanism 43-2 can be elastically deformed under the action of an external force, so that when the shaft 21 translates proximally, the shaft 21 applies pressure to the elastic conductive mechanism 43-2, the elastic conductive mechanism 43-2 is compressively deformed, when the shaft translates distally, the pressure applied to the elastic conductive mechanism 43-2 by the shaft 21 is gradually released, and under the action of an elastic restoring force, the connection state of the conductive joint 43-1 and the shaft 21 can be continuously maintained, and the stable power supply of the circuit system 400 can be maintained. In the movement period, the elastic conductive mechanism 43-2 generates elastic deformation to perform reciprocating action, so that the fatigue fracture or welding point loosening caused by the continuous expansion and contraction of the electric wire during the current electric wire connection is overcome. Not only keeps the good controllability of the instrument, but also improves the reliability of the circuit.

The power supply 500 is a battery 51, or a battery pack 52 or a host 53. The battery 51 or the battery pack 52 has small volume and light weight, is suitable for being carried outdoors, has low requirement on electricity environment, is safer in low-voltage power supply, and the host 53 can stably supply power for a long time, and is particularly suitable for large-scale operations with long operation time; the user can select different power supplies 500 according to different use environments and different use requirements.

The tissue ablation, cutting and fusion system 900 also includes a cue system 600. The prompt system 600 can prompt the operator about the use state of the apparatus as required, such as prompting different working states with different sounds, prompting the state of the power supply with different lights, prompting different working positions with different patterns, and the like.

The prompting system 600 is a voice prompting device 61, a light prompting device 62 or an image prompting device 63. The applicant only lists the above three prompting devices, and those skilled in the art can design different prompting system structures according to the needs without departing from the protection scope of the present application.

The tissue ablation, cutting and fusion system 900 further comprises a smoke evacuation system 700; the fume extraction system 700 includes a fume outlet 71, a fume extraction duct 72, and a fume inlet 73. The smoke outlet 71 of the smoke exhaust system 700 can be connected with a medical negative pressure source, smoke generated in the operation process is timely extracted out of the body, the operation visual field is clear, and the operation process is safer and more reliable.

The tissue ablation, cutting and fusion system 900 further comprises a water supply/drainage system 800; the water supply/drainage system 800 includes a water outlet 81, a water drainage pipe 82, and a water inlet 83. The drain pipe 82 of the water supply/drainage system 800 may be either a drain pipe or a supply pipe. In the operation process, a doctor can inject normal saline or other solvents into the operation position through the water supply/drainage system 800 according to the operation requirement, and can timely discharge blood or sewage at the operation position out of the body through the water supply/drainage system 800, so that the smooth operation of the operation process is ensured.

In clinical use, the power supply 500 is connected with the circuit system 400 through the electrical interface 43-3, the power switch is turned on, the trigger 11-1 is pulled to move towards the grip 14-1 to drive the inner rod 21-1 to move towards the proximal end, the working surface 31 is closed, the working part 300 clamps the tissue to be treated and continuously pulls the trigger 11-1 until the force limiting mechanism 17 acts, the trigger switch 42-1 is switched on, the cutting gear 12-1 or the fusion gear 12-2 of the gear adjusting button 12 is selected to be pressed according to the surgical condition, the gear adjusting button 12 is switched on the controller 42, at the moment, the circuit system 400 switches on the power supply 500 and the electric heating device 32, the electric heating device 32 starts to generate heat to melt the tissue, During the cutting or fusing process, the elastic conducting mechanism 43-2 elastically deforms under the thrust action of the inner rod 21, so as to maintain stable power supply of the circuit system 400. After the operation is finished, the trigger 11-1 is released, the trigger 11-1 is reset under the action of the reset mechanism 16, the trigger switch 42-1 is switched off, the electric heating device 32 stops working and does not generate heat any more, the inner rod 21-1 moves towards the far end, the working surface 32 is opened, and a tissue treatment process is completed. When the working surface 32 needs to be rotated, the knob 23 is only required to be rotated, the knob 23 drives the shaft 21 to rotate, and the working surface 32 connected to the shaft 21 rotates accordingly. During the rotation process, the rotor 43-1-1 can rotate synchronously with the shaft 21, so that the conductive joint 43-1 and the line 41 at the rear end of the shaft 21 are kept synchronous, and the wire breakage or the loosening of welding points or the joint heating caused by the twisting of the line 41 can be avoided. Thereby ensuring a stable power supply of the circuitry 400. Different tissue parts are sequentially selected, the trigger 11-1 is repeatedly pulled and loosened, the operation can be finished, and the operation in the operation process is very simple.

In the using process, the temperature acquisition system 40-1 continuously acquires working temperature data, and transmits the acquired temperature data to the controller 42 through the data transmission system 40-2, the data processing system 42-2 in the controller 42 monitors the acquired temperature in real time, and when the acquired temperature value exceeds the temperature value set by the controller 42, the controller 42 performs power-off processing on the line 41 or adjusts the current or voltage output by the power supply 500, so that the control effect of reducing the working temperature of the working part 300 is achieved, and the accidental tissue damage or the accidental element damage caused by the long-term high-temperature state of the electric heating device 32 is effectively avoided.

The tissue ablation, cutting and fusion system of the present invention comprises a handle assembly 100, a shaft assembly 200, a working portion 300, circuitry 400, a power source 500 and a temperature control assembly 401. The temperature control assembly 401 includes a temperature acquisition system 40-1 and a data transmission system 40-2. The temperature acquisition system 40-1 can continuously acquire working temperature data, and transmit the acquired temperature data to the controller 42 through the data transmission system 40-2, the data processing system 42-2 in the controller 42 monitors the acquired temperature in real time, when the acquired temperature value exceeds the temperature value set by the controller 42, the controller 42 performs power-off processing on the line 41, or adjusts the current or voltage output by the power supply 500 through the data processing system 42-2, and the like, so that the control effect of reducing the working temperature of the working part 300 is achieved, and the accidental tissue damage or the accidental damage of elements caused by the fact that the electric heating device 32 is in a high-temperature state for a long time is effectively avoided. The tissue ablation, cutting and fusion system of the present invention is safer during prolonged continuous operation.

Drawings

FIG. 1 is a perspective view of the working surface of the tissue ablation, cutting and fusion system of the present invention when open.

Fig. 1-1 is a schematic perspective view of the working surface of fig. 1 when closed.

Fig. 2 is a front view of fig. 1.

Fig. 2-1 is a sectional view a-a of fig. 2.

Fig. 2-2 is an enlarged view at B of fig. 2-1.

Fig. 3 is a front view of fig. 1-1.

Fig. 3-1 is a cross-sectional view C-C of fig. 3.

Fig. 3-2 is an enlarged view at D of fig. 3-1.

FIG. 4 is a schematic structural view of the trigger assembly of the tissue ablation, cutting and fusion system of the present invention.

FIG. 5 is a schematic view of the shaft assembly of the tissue ablation, cutting and fusion system of the present invention.

Fig. 5-1 is a cross-sectional view E-E of fig. 5.

FIG. 6 is a perspective view of a tissue ablation, cutting and fusion system of the present invention including a water delivery/drainage system.

Fig. 6-1 is an enlarged view at F of fig. 6.

FIG. 7 is a perspective view of a tissue ablation, cutting and fusion system of the present invention including a clamping jaw.

Fig. 7-1 is an enlarged view at G of fig. 7.

Fig. 8 is a perspective view of a tissue ablation, cutting and fusion system of the present invention with a battery and battery pack.

FIG. 9 is a perspective view of the tissue ablation, cutting and fusion system of the present invention with a host machine.

In the above figures:

100 is a handle assembly, 200 is a shaft assembly, 300 is a working part, 400 is a circuit system, 401 is a temperature control assembly, 500 is a power supply, 600 is a prompting system, 700 is a smoke evacuation system, 800 is a water supply/drainage system, and 900 is a tissue ablation, cutting and fusion system of the present invention.

On the handle assembly:

the device comprises a trigger assembly 11, a gear adjusting button 12, a shaft connecting mechanism 13, a shell 14, a fixing mechanism 15, a resetting mechanism 16 and a force limiting mechanism 17.

11-1 is a trigger, 11-2 is a rocker arm, and 11-3 is a sliding block; 11-1-1 is a trigger rotating shaft, 11-1-2 is a rocker driving shaft, 11-1-3 is a trigger part, 11-2-1 is a rocker fulcrum, 11-2-2 is a moving chute, 11-2-3 is a push block clamping groove, 11-3-1 is a moving push block, 11-3-2 is a sliding convex step, and 11-3-3 is a working boss.

12-1 is a cutting gear, 12-2 is a fusion gear, and 12-3 is a lever mechanism.

14-1 is a handle.

15-1 is a positioning chute.

And 17-1 is a spring force limiting mechanism.

On the shaft assembly:

21 is a shaft, 22 is a connecting component, and 23 is a knob.

21-1 is an inner rod, and 21-2 is an outer rod.

The working part is provided with:

31 is a working surface, 32 is an electric heating device, and 33 is a rotating shaft; 31-1 is a far end working surface, and 31-2 is a near end working surface; reference numeral 301 denotes a first working unit, and 302 denotes a second working unit.

On the circuit system:

41 is a wire, 42 is a controller, 43 is an electrical interface device, 44 is an insulating layer, and 431 is an elastic electrical interface device.

41-1 is a conductive core rod, 42-1 is a trigger switch, 42-2 is a data processing system, 43-1 is a conductive connector, 43-2 is an elastic conductive mechanism, and 43-3 is an electrical interface; 43-1-1 is rotor, 43-1-2 is stator; brushes 43-11.

On the temperature control assembly:

40-1 is a temperature acquisition system, and 40-2 is a data transmission system.

On the power supply:

51 is a battery, 52 is a battery pack, and 53 is a main unit.

On the prompt system:

numeral 61 denotes a sound indicator, numeral 62 denotes a light indicator, and numeral 63 denotes an image indicator.

On the system of discharging fume:

71 is a smoke outlet, 72 is a smoke exhaust pipe, and 73 is a smoke inlet.

On the water supply/drainage system:

81 is a water outlet, 82 is a water outlet pipe, and 83 is a water inlet.

Detailed Description