WO2021197509A1

WO2021197509A1 - Surgical operating instrument

Info

Publication number: WO2021197509A1
Application number: PCT/CN2021/095373
Authority: WO
Inventors: 林敏�; 王沐; 杨润根; 李鹏飞
Original assignee: 珠海市司迈科技有限公司
Priority date: 2020-04-02
Filing date: 2021-05-24
Publication date: 2021-10-07
Also published as: CN111297442A

Abstract

A surgical operating instrument, comprising an energy supply part (10), an energy transmission part (20), and a signal switch part. The energy supply part connects to the signal switch part in order to receive a switch signal, and the energy supply part connects to a surgical station in order to transmit the switch signal. The surgical station controls, on the basis of the switch signal, the energy supply part to output an energy of a corresponding mode. The energy supply part connects to the energy transmission part, and the energy transmission part receives the aforementioned energy and performs cutting or coagulation on a tissue. In the surgical operating instrument, outputting of high-frequency energy and ultrasonic energy to the surgical operating instrument during surgery is made possible. A doctor need only perform simple flipping of a switch to rapidly complete a tissue coagulation or tissue cutting operation. The instrument features a miniaturized structure and convenient operation.

Description

Surgical execution instrument

Technical field

The present invention relates to the technical field of medical devices, in particular to a surgical execution device.

Background technique

For a long time, ultrasonic surgical instruments have been increasingly used in surgical operations due to their unique performance characteristics. Ultrasonic surgical instruments can be configured for open surgical purposes, laparoscopic or endoscopic surgical procedures. According to the specific instrument configuration and operating parameters, ultrasonic surgical instruments can cut tissue and stop bleeding, thereby helping to minimize patient trauma change. Surgeons usually use ultrasonic surgical instruments to cut tissues and coagulate the tissues. Existing surgical operations for tissue stripping and hemostasis require the use of different energy instruments. The use of various energy instruments in turn makes the operation of medical staff very cumbersome. It seriously affected the safety of surgical operations and even led to the failure of surgical operations.

Summary of the invention

The purpose of the present invention is to provide a surgical execution instrument to solve the above-mentioned problems in the prior art. The surgical execution instrument realizes the output of high-frequency energy and ultrasonic energy on the surgical execution instrument during the surgical operation. Only a simple switch can be used to perform tissue coagulation or tissue cutting operations very quickly. The structure is small and the operation is convenient, which effectively improves the efficiency and success rate of the operation, and benefits patients.

In order to achieve the above objectives, the present invention provides the following technical solutions:

A surgical performing instrument includes an energy supply part, an energy transmission part and a signal switch part, wherein the energy supply part is connected to the signal switch part to receive a switch signal, and the energy supply part is connected to a surgical workstation to transmit the Switch signal, the surgical workstation controls the energy output of the energy supply part according to the switch signal, the energy supply part is connected to the energy transfer part, and the energy transfer part receives the energy and cuts or coagulates the tissue .

Further, the energy providing part includes an ultrasonic vibrator, a transducing PCB board and a conductive part, wherein the conductive part is connected to the transducing PCB board, and the first end of the ultrasonic vibrator is provided with piezoelectric ceramics, The transducer PCB board is fixed to the second end of the ultrasonic vibrator and is connected to the switch signal to receive the switch signal. The two poles of the piezoelectric ceramic and the transducer PCB board are respectively connected to the surgical In a workstation, the second end of the ultrasonic vibrator and the conductive part are both connected to the energy transfer part, and the first end of the ultrasonic vibrator and the second end of the ultrasonic vibrator refer to the ultrasonic vibration The two opposite ends of the sub-axial direction.

Further, the energy transfer part includes a transfer PCB board, the transfer PCB board is provided with a three-way loop circuit, one side of the conversion PCB board is provided with a connecting end, and the connecting end is connected to the surgical workstation, At least three conductive posts are provided on the opposite side of the conversion PCB board, each of the loop circuits is correspondingly connected to at least one of the conductive posts, and the transfer PCB board is connected to the signal switch part to receive the Switch signal; wherein the surgical workstation controls the energy output of the energy supply part according to the switch signal, the surgical workstation is connected to the two electrodes of the piezoelectric ceramic to output the first energy, and the energy transfer part receives the The first energy cuts the tissue, the surgical workstation connects an electrode of the piezoelectric ceramic and the conductive part to output second energy, and the energy transfer part receives the second energy and coagulates the tissue.

Further, the energy transmission part further includes an horn, an inner sheath, and a clamp head, wherein the horn is connected to the front end of the ultrasonic vibrator, and the inner sheath is sleeved on the outside of the horn And are electrically insulated from each other, the inner sheath can move axially along the horn, the pliers head is connected to the outer end of the inner sheath in rotation, and moves relative to the inner sheath along with the axial movement of the inner sheath. The closing and opening of the horn.

Further, the energy transmission part further includes a sleeve and a rod fixing sleeve, wherein the rod fixing sleeve is sleeved on the horn and is fixedly connected to the horn, and the sleeve is sleeved on the rod. On the outside of the fixed sleeve, the inner sheath is fixedly connected to the sleeve through a fixing member, and one end of the sleeve is connected with the end boss of the inner sheath, and the sleeve drives the inner sheath in the The rod fixing sleeve moves axially in the avoidance groove opened at one end of the rod fixing sleeve.

Further, the energy transmission part further includes a sliding sleeve, an elastic member, and a card fixing member, and the sliding sleeve, the elastic member and the card fixing member are sequentially arranged on a side of the sleeve close to the ultrasonic vibrator, The card fixing member is fixedly connected to one end of the sleeve to limit the elastic member.

Further, the energy transmission part further includes a rotating wheel, an outer sheath, and a ferrule, wherein the outer sheath is sleeved on the outside of the inner sheath, and the forceps head is rotatably connected to the inner sheath and located on the inner sheath. Before the outer sheath, one end of the outer sheath is fixedly connected with the ferrule, and the rotating wheel is sleeved on the outside of the ferrule and is fixedly connected with the ferrule.

Further, the energy transmission part further includes a conductive member, the conductive member is clamped in the slot at the other end of the rod fixing sleeve, one electrical connection end of the conductive member is connected to the conductive part, and the other electrical The connecting end is connected with the sleeve.

Further, the signal switch part includes an FPC, a first switch button, and a second switch button, wherein the circuit end of one end of the FPC is connected to the loop circuit of the transfer PCB board, and the other end of the FPC is The connected switch springs are respectively clamped to the rear ends of the first switch button and the second switch button through the card slots.

Further, the surgical performing instrument further includes a housing part, the housing part includes a trigger, a dial block, and an internal cavity structure with a handle formed by the first handle shell and the second handle shell, the rotating wheel and the The rod fixing sleeve is installed in the internal cavity structure, the trigger is rotatably connected to the first handle shell, the shift block is rotatably connected to the first handle shell, and one end of the shift block is connected to the trigger It is matched and connected and driven by the trigger to rotate, and the other end of the shift block is connected with the sliding sleeve to drive the sliding sleeve to move axially.

The beneficial effects of the present invention:

The surgical performing instrument provided by the present invention includes an energy supply part, an energy transmission part and a signal switch part. The energy supply part is connected to the signal switch part to receive the switch signal, and the energy supply part is connected to the surgical workstation to transmit the switch signal. The signal controls the energy supply part to output the energy of the corresponding mode, the energy supply part is connected to the energy transfer part, and the energy transfer part receives the above energy and cuts or coagulates the tissue. The surgical execution instrument provided by the present invention realizes the output of high-frequency energy and ultrasonic energy on the surgical execution instrument during the surgical operation, and the doctor can perform tissue coagulation or tissue cutting very quickly by simply switching on and off. Operation, the structure is miniaturized, the operation is convenient and the efficiency is high, which effectively improves the efficiency and success rate of the operation, and benefits patients.

Description of the drawings

FIG. 1 is a schematic diagram of the structure of a surgical performing instrument in an embodiment of the present invention;

Figure 2 is a front view of the surgical execution instrument in the embodiment of the present invention;

Fig. 3 is a top view of a surgical execution instrument in an embodiment of the present invention;

Fig. 4 is a cross-sectional view taken along line A-A of Fig. 3 in the embodiment of the present invention;

Fig. 5 is a schematic structural diagram of the second handle housing not installed in Fig. 2 in the embodiment of the present invention;

FIG. 6 is a schematic diagram of the structure of the energy conversion PCB board in the embodiment of the present invention;

FIG. 7 is a schematic structural diagram of another angle of the transducing PCB board in the embodiment of the present invention;

FIG. 8 is a schematic diagram of the inside of the power conversion PCB board in the embodiment of the present invention;

FIG. 9 is a schematic diagram of the inside of the transfer PCB board in the embodiment of the present invention;

Figure 10 is a schematic diagram of a membrane switch and a flexible flat cable in an embodiment of the present invention;

11 is a schematic diagram of the structure of the connection between the energy supply part and the energy transfer part in an embodiment of the present invention;

Fig. 12 is a B-B cross-sectional view of Fig. 11 in the embodiment of the present invention.

In the figure, 10—energy supply part, 11—vibrator, 111—piezoelectric ceramic, 112—vibrator horn, 12—shell body, 13—transducer PCB board, 131—elastic column, 132-1/132 -2/132-3/131-4—wire welding point, 133—wire, 133-1/133-2/133-3/133-4—connection end, 134—copper sleeve, 14—cable fixing part, 15 —Screw, 20—energy transfer part, 21—transfer PCB board, 211—first line connection end, 212—second line connection end, 213—third line connection end, 22—soft FPC, 221—first Line connecting end, 222—second line connecting end, 223—third line connecting end, 23—inner sheath, 23-1—pin, 23-2—limiting boss, 24-horn, 25—sleeve, 26 —Pole fixing sleeve, 26-1—avoidance groove, 26-2—groove, 27—rotating wheel, 27-1—horn pin, 27-2—bump, 27-3—groove, 28—clamp Head, 28-1—high temperature tissue pad, 29—outer sheath, 51—compression sleeve, 51-1—protrusion, 52—sliding sleeve, 53—wave spring, 54—Φ12 flat washer, 55—circlip, 56— Conductive sheet, 30—switch and housing part, 31—trigger, 311—arc groove, 32—dial block, 321—semi-circular convex ring, 322—round end, 33—first handle shell, 331—shoulder , 332—shoulder, 35—handle, 36—bolt, 37—bolt, 38—compression spring, 39—wrench, 41—A button, 42—B button

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Referring to Figures 1 to 10, Figure 1 is a schematic structural diagram of a surgical execution instrument in an embodiment of the invention, Figure 2 is a front view of a surgical execution instrument in an embodiment of the invention, and Figure 3 is a surgical execution instrument in an embodiment of the invention The top view of the instrument, Figure 4 is the AA cross-sectional view of Figure 3 in the embodiment of the present invention, Figure 5 is the structural schematic diagram of the second handle housing not installed in Figure 2 in the embodiment of the present invention, and Figure 6 is the transducer PCB board in the embodiment of the present invention Fig. 7 is a schematic structural diagram of the transducer PCB board from another angle in the embodiment of the present invention, Fig. 8 is a schematic diagram of the inner side of the transducer PCB board in the embodiment of the present invention, and Fig. 9 is the transfer PCB in the embodiment of the present invention Fig. 10 is a schematic diagram of a membrane switch and a flexible flat cable in an embodiment of the present invention; Fig. 11 is a schematic diagram of a connection between an energy supply part and an energy transmission part in an embodiment of the present invention; Fig. 11 is a cross-sectional view taken along line BB.

The surgical execution instrument provided by this embodiment belongs to the technical field of medical devices and is commonly used in surgical operations. During the surgical operation, high-frequency energy and ultrasonic energy are output on the surgical execution instrument, and the doctor only needs to perform simple operations. The switch can be used to perform tissue coagulation or tissue cutting operations very quickly. The structure is miniaturized and the operation is convenient, which effectively improves the efficiency and success rate of the operation, and benefits patients.

For details, referring to FIGS. 1 to 5, the surgical performing instrument provided by this embodiment is composed of the following three parts: an energy supply part 10, an energy transmission part 20, a switch and a housing part 30.

In this embodiment, the energy supply part 10 of the surgical performing instrument specifically refers to a transducer, which includes an ultrasonic vibrator 11 based on piezoelectric ceramic 111, a housing body 12 for fixing the ultrasonic vibrator 11, and The conversion PCB board 13 for realizing switch signal transfer and the cable fixing part 14 for fixing the cable.

4-8, the vibrator 11 is inserted and fixed to one end of the housing body 12. The vibrator 11 includes a piezoelectric ceramic 111 and a vibrator horn 112. The piezoelectric ceramic 111 is fixed to the vibrator horn 112 One end of the piezoelectric ceramic 111 is contained in the housing body 12, and the two electrodes of the piezoelectric ceramic 111 are respectively connected to two of the six-core cables. One end of the vibrator horn 112 is connected to the horn through the screw 15 The horn 24 of the surgical execution instrument is connected to realize the output of high-frequency energy.

Continuing to refer to Figures 4-8, the transducer PCB board 13 is connected to the transfer PCB board 13 to receive the switching signal by arranging six elastic pillars 131 (conductive pillars) symmetrically (to ensure reliable electrical connection) on its front side. , And three of the wires 133 (connecting ends 133-1/133-2/133-3) soldered through the wire soldering points 132-1/132-2/132-3 set on the back of the converter PCB board 13 And the other three cables among the six-core cables transmit the switch signal to the external electrosurgical workstation.

Continuing to refer to Figures 4 to 8, the central circular hole part of the transducer PCB 13 is welded with a copper sleeve 134 (conductive part), and the copper sleeve 134 is connected to the pads and wire welding points 132- provided on the back of the transducer PCB 13 4 The other wire 133 (connecting end 133-4) welded is connected. The wire 133 is connected to the remaining one of the six-core cables. The copper sleeve 134 can be connected to the conductive sheet 56 (conductive member). ) Form uninterrupted electrical contact to transmit high-frequency energy.

In this embodiment, referring to Figures 4 to 12, the energy transmission part 20 of the operation performing instrument will be described in detail below.

Specifically, the transfer PCB board 21 is provided with three concentric ring circuits, and every two axially symmetric elastic posts 131 on the conversion PCB board 13 are in contact with each ring circuit (to ensure reliable electrical connection), The three-way switch signal controlled by the A button 41 and the B button 42 is connected to the back of the switching PCB board 21 through the flexible FPC 22. Specifically, through the circuit connection of the flexible FPC22, the switching PCB board 21 and the transducing PCB board 13, the switch signals controlled by the A button 41 and the B button 42 can be transmitted to the external electrosurgical workstation, and the FPC flexible cable of the flexible FPC22 The first line connection end 221, the second line connection end 222, and the third line connection end 223 of the switching PCB board 21 are connected in pairs ( The essence is a typical three-wire switch), the switch is convenient to switch.

For details, referring to Figures 4, 5, 11 and 12, the rotating wheel 27 and the rod fixing sleeve 26 are clamped in the first handle shell 33 and the second handle shell 33 and the second handle shell 33 through the grooves (26-2, 27-3) provided on the outside of the rotating wheel 27 and the rod fixing sleeve 26. The shoulders (331, 332) formed by the handle shell are used for positioning and installation. The outer sheath 29 is sleeved on the outside of the inner sheath 23, and is fastened to the protrusion 51-1 of the ferrule 51 through the fixing grooves on both sides. The guide groove on the ferrule 51 and the protrusion 27-2 inside the rotating wheel 27 Matching connection for positioning installation, the rotation of the rotating wheel 27 can drive the sleeve 51 and the outer sheath 29 to rotate together, so as to accurately clamp the tissue that needs to be operated.

4, 5, 11 and 12, the sleeve 25 is sleeved on the outside of the rod fixing sleeve 26, the inner sheath 23 is fixed to the sleeve 25 by the inner sheath pin, and the inner sheath 23 can be driven by the inner sheath pin. The axial movement is made along the rod fixing sleeve 26. Specifically, the limiting boss 23-2 can move axially back and forth in the avoiding groove 26-1 of the rod fixing sleeve 26 under the traction of the sleeve 25. Starting from the shoulder part of the sleeve 25, insert the sliding sleeve 52, the wave spring 53, and the Φ12 flat washer 54 in sequence. Finally, the circlip 55 is clamped into the groove of the sleeve 25 to be fixed. The above part provides an elastic thrust to the When the sleeve 25 is pushed to the right, the wave spring 53 compresses under pressure and drives the inner sheath 23 to move to the right. After the thrust is removed, the sleeve 25 drives the inner sheath 23 to reset, and pushes the sleeve 25 to drive the inner sheath 23 to move back in the axial direction. Close the clamp head 28.

Continuing to refer to FIGS. 4, 5, 11 and 12, the rod fixing sleeve 26 is provided with two symmetrical grooves, and a protrusion in the groove is used to limit the installation position of the two conductive sheets 56 to ensure the stable installation of the conductive sheets 56. The sleeve 25 is a metal conductive material sleeve. The conductive sheet 56 contacts the wall surface of the copper sleeve 134 and the wall surface of the sleeve 25 through surface bumps, so as to transmit the electrical signal from the copper sleeve 134 to the sleeve 25, and then pass through the inner sheath The pin and the pin 23-1 are transmitted to the inner sheath 23 and the clamp head 28 in turn; the copper sleeve 134, the conductive sheet 56, the sleeve 25, the inner sheath 23 and the clamp head 28 are always electrically connected, and serve as high-frequency energy transmission. One electrode is used for high-frequency energy transmission.

Continuing to refer to Figures 4, 5, 11 and 12, the inner sheath 23 is sleeved on the outside of the horn 24, and the two are kept electrically insulated. The horn 24 and the vibrator horn 112 are threadedly connected. In addition, The inner sheath 23 can move back and forth within a certain range relative to the horn 24 along the axial direction of the horn 24. Specifically, the inner sheath 23 is fixed to the sleeve 25 by the inner sheath pin, and the end of the inner sheath 23 is limited. The boss 23-2 can move back and forth in the escape groove 26-1 of the rod fixing sleeve 26 under the traction of the sleeve 25.

Continuing to refer to Figures 4, 5, 11 and 12, the pliers head 28 is bolted to the pin hole provided at the end of the inner sheath 23 through a pin 23-1, and the pliers head 28 can rotate around the center of the pin 23-1; The square holes on both sides of the front end of the sheath 23 are connected with the convex points on both sides of the clamp head 28. When the inner sheath 23 is driven by the sleeve 25 to move back and forth in the axial direction, the clamp head 28 can be pushed around the center of the pin 23-1. The rotating movement makes the clamp head 28 complete the opening and closing. When the clamp head 28 is closed, the high-temperature tissue pad 28-1 clamped on the clamp head 28 will clamp the tissue together with the horn 24 for coagulation or cutting. operate.

Continuing to refer to Figures 4, 5, 11 and 12, one end of the horn 24 is connected to the transducer through the screw 15 and is also fixed in the rotating wheel 27 and the rod fixing sleeve 26 at the same time through the horn pin 27-1 , The rotating wheel 27 can drive the rod fixing sleeve 26 and the horn 24 to rotate synchronously through the horn pin 27-1. When the doctor enters the surgical site by operating the surgical implement, the rotating wheel 27 can be manually rotated to drive the horn 24 Synchronous rotation in order to accurately clamp the organization that needs to be operated, and to tighten/unlock the threaded connection between the transducer and the horn 24 with the help of tools, so as to facilitate the installation and disassembly of the transducer. In addition, the two ends of the horn pin 27-1 are axially restricted by the annular portion formed by the internal structure of the first handle shell 33 and the second handle shell.

Specifically, the transducer PCB board 13 receives the ultrasonic switch signal transferred to the PCB board 21, and transmits the switch signal to the external electrosurgical workstation through the wire 133 and the cable, and the external electrosurgical workstation controls the operation performing instrument to work in the ultrasonic mode , The external electrosurgical workstation applies high-frequency electrical signals to the two electrodes of the piezoelectric ceramic 111 through a cable, and drives the piezoelectric ceramic 111 to physically compress. The resulting ultrasonic energy is amplified by the horn 24 and then acts on the tissue. At this point, the ultrasonic energy is ultrasonically vibrated relative to the high-temperature tissue pad 28-1 through the horn 24, and the tissue sandwiched between the two undergoes cell lysis and protein denaturation with the ultrasonic vibration to realize tissue vaporization and separation and coagulation, and realize tissue cutting.

Specifically, the transducing PCB board 13 receives the high-frequency switching signal of the switching PCB board 21, and transmits the above-mentioned switching signal to the external electrosurgical workstation through the wire 133 and the cable, and the external electrosurgical workstation controls the operation execution instrument to work at a high In frequency mode, the external electrosurgical workstation transmits a high-frequency current to the horn 24 through one of the electrodes on the vibrator 11 and the vibrator 11 itself; the other high-frequency current passes through the center of the transducer PCB (3-3) The conductive copper sleeve 134 and the conductive sheet 56 are transferred to the sleeve 25, and finally transferred to the forceps head 28 through the inner sheath 23. When the operation performing instrument works in the high frequency mode, high frequency energy acts on the horn 24 and the forceps head respectively 28. Form a high-frequency current between the two poles to achieve tissue coagulation.

In this embodiment, the switch and housing part 30 of the surgical performing instrument, wherein the housing part is used to fix the energy supply part 10 and the energy transmission part 20, and the switch part provides the switching function of the functional mode.

Specifically referring to FIG. 5, the housing part includes a trigger 31, a shift block 32, and the first handle shell 33 and the second handle shell form an internal cavity structure with a handle 35.

The rotating wheel 27 and the rod fixing sleeve 26 are clamped on the shoulders (331, 332) formed by the first handle shell 33 and the second handle shell through the grooves (26-2, 27-3) provided on the outside of each for positioning. Installation; the adapter PCB board 21 is clamped in the annular groove formed by the first handle shell 33 and the second handle shell for positioning and installation.

Specifically, the middle of the shift block 32 is provided with a shaft hole, and the pin 37 is inserted to be connected to the first handle shell 33. The semicircular convex ring 321 is clamped in the groove of the sliding sleeve 52, and the shift block 32 can drive the sliding sleeve 52 to move axially along the sleeve 25. The upper end of the trigger 31 is provided with a circular arc groove 311, the circular end 322 of the semi-contained shifting block 32, a shaft hole is provided beside the circular arc groove 311 of the trigger 31, and the pin 36 is inserted to be connected to the first handle housing 33; When the trigger 31 is pulled by the finger, the trigger 31 rotates around the latch 36 and cooperates with the circular end 322 through the arc groove 311 to drive the dial block 32 to rotate around the pin shaft 37, thereby pushing the sliding sleeve 52 along The sleeve 25 is moved forward and backward axially, and then the inner sheath 23 is driven forward and backward axially to realize the opening and closing action of the clamp head 28.

Further, the compression spring 38 is sleeved on the boss provided on the trigger 31, and one end of the compression spring 38 abuts against the inner cavity wall of the first handle shell 33, to provide a damping effect when the trigger 31 is operated, so as to enhance the feel and feel. The normal reset function of the trigger 31 is realized.

Furthermore, the surgical performing instrument is also provided with a wrench 39, which is sleeved on the end of the rotating wheel 27 for tightening the threaded connection between the transducer and the horn 24, so as to facilitate the installation and disassembly of the transducer.

In this embodiment, the switch part includes a flexible FPC22, A button 41 and B button 42, wherein one end of the flexible FPC22 is inserted into the FPC socket set on the transfer PCB 21, and the other end of the flexible FPC22 is a switch shrapnel Part of it is clamped to the tails of the A button 41 and the B button 42 through the card slot. When the A button 41 and the B button 42 are pressed, the A button 41 and the B button 42 follow the guide formed by the first handle shell 33 and the second handle shell. The groove slides to control the on/off of the switch, and the switch between the above two modes (high frequency mode and ultrasonic mode) is realized by pressing the A button 41 or the B button 42.

The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. The present invention has been described in detail with reference to the preferred embodiments. Those skilled in the art should understand that modifications or equivalent replacements to the technical solutions of the present invention are made without departing from the present invention. The purpose and scope of the technical solution should all be covered by the scope of the claims of the present invention.

Claims

A surgical execution instrument, characterized in that:

The surgical performing instrument includes an energy supply part, an energy transmission part and a signal switch part, wherein the energy supply part is connected to the signal switch part to receive a switch signal, and the energy supply part is connected to a surgical workstation to transmit the switch signal The surgical workstation controls the energy output of the energy supply part according to the switch signal, the energy supply part is connected to the energy transfer part, and the energy transfer part receives the energy and cuts or coagulates the tissue.
The surgical performing instrument according to claim 1, wherein the energy providing part includes an ultrasonic vibrator, a transducing PCB board and a conductive part, wherein the conductive part is connected to the transducing PCB board, and the The first end of the ultrasonic vibrator is provided with piezoelectric ceramics, and the transducing PCB board is fixed on the second end of the ultrasonic vibrator, and is connected to the switching signal to receive the switching signal. The two poles and the transducer PCB board are respectively connected to the surgical workstation, the second end of the ultrasonic vibrator and the conductive part are both connected to the energy transmission part, and the first end of the ultrasonic vibrator and the ultrasonic The second ends of the vibrator respectively refer to two opposite ends in the axial direction of the ultrasonic vibrator.
The surgical performing instrument according to claim 2, wherein the energy transfer part includes a transfer PCB board, the transfer PCB board is provided with a three-way loop circuit, and one side of the energy conversion PCB board is provided with The connecting end is connected to the surgical workstation, and at least three conductive pillars are provided on the opposite side of the transducing PCB board, and each loop circuit is connected to at least one conductive pillar correspondingly. Connect the PCB board to the signal switch part to receive the switch signal;

Wherein, the surgical workstation controls the energy output of the energy supply part according to the switch signal, the surgical workstation is connected to the two electrodes of the piezoelectric ceramic to output first energy, and the energy transfer part receives the first energy The tissue is cut, the surgical workstation connects an electrode of the piezoelectric ceramic and the conductive part to output second energy, and the energy transfer part receives the second energy and coagulates the tissue.
The surgical performing instrument according to claim 3, wherein the energy transmission part further comprises an horn, an inner sheath, and a clamp head, wherein the horn is connected to the second end of the ultrasonic vibrator The inner sheath is sheathed on the outside of the horn and electrically insulated from each other, the inner sheath can move axially along the horn, and the pliers head is rotatably connected to the outer end of the inner sheath , And with the axial movement of the inner sheath, the closing and opening of the horn relative to the horn is realized.
The surgical performing instrument according to claim 4, wherein the energy transmission part further comprises a sleeve and a rod fixing sleeve, wherein the rod fixing sleeve is sleeved on the horn and is connected to the horn. Fixed connection, the sleeve is sleeved on the outside of the rod fixing sleeve, the inner sheath is fixedly connected to the sleeve through a fixing member, and one end of the sleeve is connected to the end boss of the inner sheath Connected, the sleeve drives the inner sheath to move axially in an escape groove opened at one end of the rod fixing sleeve.
The surgical performing instrument according to claim 5, wherein the energy transmission part further comprises a sliding sleeve, an elastic member and a fixing member, and the sliding sleeve, the elastic member and the fixing member are arranged in sequence. The sleeve is close to a side of the ultrasonic vibrator, and the clamp fixing member is fixedly connected to one end of the sleeve to limit the elastic member.
The surgical performing instrument according to claim 6, wherein the energy transmission part further comprises a rotating wheel, an outer sheath, and a ferrule, wherein the outer sheath is sheathed outside the inner sheath, and the forceps The head is pivotally connected to the inner sheath and located in front of the outer sheath, one end of the outer sheath is fixedly connected to the ferrule, and the rotating wheel is sleeved on the outside of the ferrule and is connected to the ferrule. Set of fixed connection.
The surgical performing instrument according to claim 7, wherein the energy transfer part further comprises a conductive element, the conductive element is clamped in the groove at the other end of the rod fixing sleeve, and one of the conductive elements The electrical connection end is connected to the conductive part, and the other electrical connection end is connected to the sleeve.
The surgical performing instrument according to claim 8, wherein the signal switch part includes an FPC, a first switch button, and a second switch button, wherein the circuit end of one end of the FPC is connected to the switching PCB board In the ring circuit, the switch shrapnel connected to the other end of the FPC is respectively clamped at the rear end of the first switch button and the second switch button through a card slot.
The surgical execution instrument according to claim 9, characterized in that: the surgical execution instrument further comprises a housing part, the housing part includes a trigger, a dial block, and a handle formed by the first handle shell and the second handle shell The rotating wheel and the rod fixing sleeve are installed in the internal cavity structure, the trigger is rotatably connected to the first handle shell, and the shift block is rotatably connected to the first In the handle shell, one end of the shift block is matched and connected with the trigger and is driven to rotate by the trigger, and the other end of the shift block is connected with the sliding sleeve to drive the sliding sleeve to move axially.