CN114052810A

CN114052810A - Electric intracavity cutting anastomat capable of adaptively switching anastomosis nails

Info

Publication number: CN114052810A
Application number: CN202111402185.5A
Authority: CN
Inventors: 周铁君; 毛训根
Original assignee: Suzhou Beinuo Medical Instruments Co Ltd
Current assignee: Suzhou Beinuo Medical Instruments Co Ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-02-18
Anticipated expiration: 2041-11-24
Also published as: CN114052810B

Abstract

The invention relates to the field of anastomats, and discloses an electric intracavity cutting anastomat capable of adaptively switching anastomosis nails, which can actively identify the position of a focus in a patient body, transmit an image of a region to be sutured into a controller for analysis, immediately control a micro-motor to operate, enable a moving plate to drive a percussion cylinder to move to a corresponding position, and control the percussion cylinder to percussion and form the anastomosis nails with the sizes below the percussion cylinder, so that in an operation, the anastomosis nails with the sizes suitable for the actual region to be sutured in the patient body can be autonomously selected according to the size of the actual region to be sutured in the patient body for suturing, the phenomenon that the sizes of the anastomosis nails are too small and difficult to suture can be avoided, the phenomenon that the formed anastomosis nail parts are exposed in the patient body to increase the operation risk can be prevented due to the sizes of the anastomosis nails being too large, in addition, the percussion rate of the anastomosis nails can be controlled according to the actual suturing requirements, and the whole operation precision of the anastomat can be controlled, meanwhile, the anastomosis nail is convenient to fill.

Description

Electric intracavity cutting anastomat capable of adaptively switching anastomosis nails

Technical Field

The invention relates to the field of anastomats, in particular to an electric intracavity cutting anastomat capable of adaptively switching anastomosis nails.

Background

Staplers are devices used in medicine instead of manual suturing. The anastomat generally comprises a nail bin, a nail anvil, a cutting knife, an instrument gun and the like. The nail bin and the nail anvil are positioned at the front end of the instrument gun. In operation, the tissue to be anastomosed is clamped and occluded between the nail bin and the nail anvil, the handle of the instrument gun is pressed down to drive the cutting knife to break the tissue, and the anastomotic nails arranged in the nail bin are pushed out to anastomose the tissue.

In the prior art, chinese patent publication No. CN112353443B discloses a staple cartridge assembly, a staple felt assembly, a fixing block, an anastomat and an assembling method thereof, wherein the staple cartridge assembly of the anastomat is detachably connected with an instrument body, and the same instrument body can control staple cartridge assemblies of different specifications, and under a scene that secondary (or multiple) cutting anastomosis is required, the same instrument body is used, and the secondary (or multiple) anastomosis can be realized by replacing the low-cost staple cartridge assembly. Although the application range of the anastomat is improved by the scheme, in practical application, the tail end of the anastomat still needs to be taken out of a body manually and nail bin assemblies of different models need to be replaced, so that the operation time is prolonged, and the operation risk is also improved. Therefore, we disclose a power-driven intracavity cutting stapler with self-adaptive switching of staples to meet the use requirements of the intracavity stapler.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the electric intracavity cutting anastomat capable of adaptively switching anastomosis nails, which has the advantages of intelligently selecting anastomosis nails with proper sizes for suturing and the like, and solves the series of problems that the sizes of the anastomosis nails in the prior art are unified to influence the suturing effect, the manual replacement of a nail bin assembly increases the operation duration, the operation risk is increased and the like.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the electric intracavity cutting anastomat comprises a shell, a nail anvil and a nail abutting seat, wherein the nail anvil and the nail abutting seat are matched, the shell is also internally provided with a controller and a driving piece which can respectively control and drive the nail anvil to operate, the nail anvil is internally provided with a rotating frame with a plurality of sides provided with anastomotic nails, the nail anvil is internally provided with a rotating assembly which can drive the rotating frame to rotate, and the rotating assembly comprises a plurality of arc-shaped clamping blocks which can rotate and are matched with the rotating frame;

the nail anvil is characterized in that a firing assembly used for firing anastomosis nails is further installed in the nail anvil, the firing assembly comprises a firing cylinder and a firing block which are connected, the firing assembly further comprises a driving assembly capable of driving the firing block to reciprocate, and the driving assembly is clamped in the nail anvil and located in the center of the rotating frame.

Preferably, the nail abutting seat is further provided with a plurality of forming grooves matched with the staples, the controller can control the driving piece to drive the nail anvil to operate, the nail anvil and the nail abutting seat are further provided with intelligent components capable of identifying the wound area of a patient, and the controller is electrically connected with the intelligent components and can control the rotating component, the firing component and the driving component to operate according to the identification result of the intelligent components.

Preferably, the nail anvil is internally provided with the rotating frame, the four sides of the rotating frame are respectively clamped with the nail storage seats, and the nail storage seats are respectively provided with anastomotic nails with different sizes;

a fixed hole disc is fixedly sleeved in the nail anvil, a fixed ring seat is fixedly mounted on one side of the fixed hole disc, through holes with the same maximum diameter are formed in the fixed hole disc and the fixed ring seat, a rotating disc is rotatably connected to one side of the fixed ring seat corresponding to the rotating frame, four arc-shaped clamping blocks which are uniformly distributed are fixedly mounted on the rotating disc, and one end of the rotating frame is sleeved in the four arc-shaped clamping blocks;

it is a plurality of still be equipped with in the arc-shaped block and be used for detecting whether complete pressure sensor of joint is put in rotatory frame, it is a plurality of pressure sensor all with controller electric connection.

Preferably, an extension disc with the same size as the fixed ring seat is further arranged in the nail anvil, another rotation disc is further rotatably connected to one side of the extension disc corresponding to the fixed ring seat, a plurality of arc-shaped clamping blocks are further mounted on the rotation disc, and the other end of the rotating frame is slidably sleeved in the plurality of arc-shaped clamping blocks;

the nail anvil comprises a nail anvil and is characterized in that a cylindrical guide groove and a fixing groove are formed in the inner wall of one side of the nail anvil, one side of an extension disc is fixedly connected with a guide column which is sleeved in the cylindrical guide groove in a sliding mode, an electric telescopic rod is fixedly installed in the fixing groove, the telescopic end of the electric telescopic rod is fixedly connected to the extension disc, and a matching groove matched with the extension disc is further formed in the inner wall of one side of the nail anvil.

Preferably, a driving gear ring is fixedly sleeved on the outer wall of one of the rotating discs, a driving motor is fixedly mounted on the fixed ring seat through a connecting block, and a driving gear meshed with the driving gear ring is fixedly connected to one end of an output shaft of the driving motor.

Preferably, still set up corresponding mounting hole in position and mounting groove in the nail anvil, just the mounting hole with all the installation piece that the cup joints looks adaptation in the mounting groove that slides, two the same guide bar of equal fixedly connected with in the relative one side of installation piece is installed in the mounting groove still fixed mounting has the micromotor on the installation piece, shaft coupling fixedly connected with screw rod is passed through to the output of micromotor, the other end of screw rod rotates to be connected another on the installation piece, the percussion subassembly screw thread cup joints on the screw rod.

Preferably, the inner wall of one side of the mounting groove and one of the mounting blocks are respectively provided with a magnet which is matched with the inner wall of the one side of the mounting groove, and the mounting block in the mounting hole is fixedly connected with a pull ring.

Preferably, the firing assembly further comprises a rotating seat capable of driving the firing block to rotate, a moving plate is sleeved on the guide rod in a sliding mode and is further sleeved on the screw rod in a threaded mode, the rotating seat is fixedly sleeved in the moving plate, and the firing cylinder is rotatably sleeved in the rotating seat and can be driven to rotate;

the telescopic end of the firing cylinder is fixedly connected with the firing block corresponding to the positions of the anastomosis nails.

(III) advantageous effects

Compared with the prior art, the invention provides the electric intracavity cutting anastomat with the adaptively switched anastomosis nail, which has the following beneficial effects:

1. the electric intracavity cutting anastomat of the self-adaptive switching anastomosis nail can actively identify the focus position in the body of a patient through the intelligent component at the front end of the whole anastomat, and transmits the image of the region to be sutured into the controller for analysis, and then controls the rotating frame and the multi-side anastomosis nails thereon to rotate until the anastomosis nails with the optimal size face the region to be sutured, controls the micro motor to operate, so that the moving plate drives the percussion cylinder to move to a corresponding position and controls the percussion cylinder to percussion and form the anastomosis nail with the lower adaptive size, therefore, the anastomosis nail with the adaptive size can be selected for suturing according to the size of the actual region to be sutured in the patient body independently in the operation, the problem that the anastomosis nail is difficult to suture due to the fact that the size of the anastomosis nail is too small can be avoided, and the formed anastomosis nail part is exposed in the patient body due to the fact that the size of the anastomosis nail is too large to increase operation risks.

2. This electronic intracavity cutting anastomat of anastomotic nail is switched in self-adaptation, through the percussion means of using the percussion cylinder as anastomotic nail, can sew up according to the region of waiting to sew up of reality and carry out the part and sew up, need not to carry out the unified on the great area and sew up, reduce the wound to patient's internal tissue, and simultaneously, adopt and rotate the seat and can drive the percussion cylinder and rotate, change the gesture of placing of percussion piece, the anastomotic nail quantity that contacts under the unit percussion number of times has been changed promptly, then can be according to the demand of sewing up of reality, the percussion rate of control anastomotic nail, it is controllable to realize the whole operation precision of anastomat.

3. This electronic intracavity cutting anastomat of anastomotic nail is switched in self-adaptation, when needing to change or supply the anastomotic nail on the revolving frame, improve and to one side pulling pull ring, overcome the magnetic force effect back of magnet, make two installation pieces take guide bar and screw rod and the firing subassembly on it wholly break away from the nail anvil, thereby conveniently control electric telescopic handle operation, remove the limiting displacement of a plurality of arc fixture blocks to the revolving frame, be convenient for supply anastomotic nail to the revolving frame, equally, the back that finishes is installed to the revolving frame, only need the reverse installation piece of pushing in to realize anastomotic nail repacking, thereby realized the fast loading and unloading to anastomotic nail, the use of anastomat has further been made things convenient for.

Drawings

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

FIG. 2 is a schematic perspective view of the anvil and the anvil seat of the present invention;

FIG. 3 is a schematic view of a cut-away perspective structure of the anvil of the present invention;

FIG. 4 is a perspective view of a cut-away portion of the anvil of the present invention;

FIG. 5 is a perspective view of a cut-away portion of the anvil of the present invention;

FIG. 6 is a schematic perspective view of the rotating frame and the nail storage seat according to the present invention;

FIG. 7 is a perspective view of a firing assembly of the present invention;

fig. 8 is a schematic perspective view of a driving assembly according to the present invention.

In the figure: 1. a nail anvil; 2. a nail abutting seat; 3. a controller; 4. rotating the frame; 5. a nail storage seat; 6. a fixed orifice plate; 7. a stationary ring seat; 8. rotating the disc; 9. an arc-shaped fixture block; 10. an extension tray; 11. a guide post; 12. an electric telescopic rod; 13. a drive gear ring; 14. a drive motor; 15. a driving gear; 16. mounting blocks; 17. a guide bar; 18. a micro-motor; 19. a screw; 20. mounting grooves; 21. a magnet; 22. a pull ring; 23. moving the plate; 24. a rotating seat; 25. a percussion cylinder; 26. and (6) firing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

As described in the background, the prior art is deficient, and in order to solve the above technical problems, the present application provides a motor-driven endocutter for adaptively switching staples.

In a typical embodiment of the application, as shown in fig. 1-8, the electric intracavity cutting stapler capable of adaptively switching staples includes a housing, a staple anvil 1 and a staple abutting seat 2, the housing is further provided with a controller 3 and a driving member, the controller and the driving member can respectively control and drive the staple anvil 1 to operate, the staple anvil 1 is internally provided with a rotating frame 4, multiple sides of which are all provided with staples, the staple anvil 1 is internally provided with a rotating assembly, the rotating assembly can drive the rotating frame 4 to rotate, and the rotating assembly comprises a plurality of arc-shaped clamping blocks 9 which can rotate and are all adapted to the rotating frame 4;

the nail anvil 1 is also internally provided with a firing assembly for firing anastomosis nails, the firing assembly comprises a firing cylinder 25 and a firing block 26 which are connected, the firing assembly further comprises a driving assembly which can drive the firing block 26 to reciprocate, and the driving assembly is clamped in the nail anvil 1 and is positioned at the center of the rotating frame 4.

As an implementation manner in this embodiment, a plurality of forming grooves adapted to the staples are further disposed on the staple supporting seat 2, the controller 3 can control the driving member to drive the staple anvil 1 to operate, an intelligent component capable of identifying the wound area of the patient is further disposed on the staple anvil 1 and the staple supporting seat 2, the controller 3 is electrically connected to the intelligent component and can control the rotation component, the percussion component and the driving component to operate according to the identification result of the intelligent component, the intelligent component is disposed to clearly identify the wound area in the patient, the controller 3 analyzes the wound area, and then controls the components to operate according to the analysis result, so as to achieve an auxiliary suturing effect.

As an implementation manner in this embodiment, a rotating frame 4 is disposed in the nail anvil 1, nail storage seats 5 are respectively clamped on four sides of the rotating frame 4, staples with different sizes are respectively disposed on the nail storage seats 5, and by disposing staples with various sizes, targeted suturing operations can be performed for wound areas with different areas. In addition, the identical-specification staples with larger demand quantity can be arranged on the plurality of staple storage seats 5 according to the application scene, so that the stock quantity of the staples with the same size is increased, the times of filling the staples in the operation process is reduced, and the operation efficiency is improved.

In this embodiment, a fixed hole disc 6 is further fixedly sleeved in the nail anvil 1, a fixed ring seat 7 is fixedly mounted on one side of the fixed hole disc 6, through holes with the same maximum diameter are formed in the fixed hole disc 6 and the fixed ring seat 7, a rotating disc 8 is further rotatably connected to one side of the fixed ring seat 7 corresponding to the rotating frame 4, four arc-shaped fixture blocks 9 which are uniformly distributed are fixedly mounted on the rotating disc 8, one end of the rotating frame 4 is sleeved in the four arc-shaped fixture blocks 9, and the rotating disc 8 is arranged to rotate to drive the arc-shaped fixture blocks 9 to synchronously rotate, so that the rotating frame 4 rotates, and a proper anastomosis nail is selected to be sutured;

in this embodiment, still be equipped with in a plurality of arc fixture blocks 9 and be used for detecting the complete pressure sensor of rotatory frame 4 joint, a plurality of pressure sensors all with 3 electric connection of controller, through setting up a plurality of pressure sensors, can accomplish the back at the one end butt joint of rotatory frame 4, in time discern the fixed signal of one end, and the electric telescopic handle 12 operation through the 3 control other ends of controller, and then drive a plurality of arc fixture blocks 9 of opposite side and remove, press from both sides the other end of rotatory frame 4 tightly, thereby accomplish and carry out quick accurate fixing to rotatory frame 4 and a plurality of anastomotic nails thereon.

As an implementation manner in this embodiment, an extension disc 10 having the same size as the fixed ring seat 7 is further disposed in the nail anvil 1, another rotating disc 8 is further rotatably connected to one side of the extension disc 10 corresponding to the fixed ring seat 7, a plurality of arc-shaped fixture blocks 9 are further mounted on the rotating disc 8, and the other end of the rotating frame 4 is slidably sleeved in the plurality of arc-shaped fixture blocks 9;

in this embodiment, cylindricality guide way and fixed slot have been seted up on one side inner wall of nail anvil 1, one side fixedly connected with that extends dish 10 slides and cup joints the guide post 11 in the cylindricality guide way, fixed mounting has electric telescopic handle 12 in the fixed slot, electric telescopic handle 12's flexible end fixed connection is on extending dish 10, and still set up on one side inner wall of nail anvil 1 and extend the groove of agreeing with of dish 10 looks adaptation, cylindricality guide way and guide post 11 through setting up the looks adaptation, make electric telescopic handle 12 during the operation, the unexpected phenomenon of deflecting can not take place for extension dish 10, thereby realize the accurate joint of a plurality of arc fixture blocks 9 to revolving basket 4.

As an implementation manner in this embodiment, a driving gear ring 13 is fixedly sleeved on an outer wall of one of the rotating discs 8, a driving motor 14 is fixedly mounted on the fixed ring seat 7 through a connecting block, one end of an output shaft of the driving motor 14 is fixedly connected with a driving gear 15 engaged with the driving gear ring 13, and the driving gear 15 drives the driving gear ring 13 to rotate through the operation of the driving motor 14, so that the plurality of arc-shaped fixture blocks 9 at one end synchronously drive the rotating frame 4 and the multi-side staples thereon to rotate, and the staples with the optimal size are selected to fire and sew.

As an implementation manner in this embodiment, a mounting hole and a mounting groove 20 corresponding to each other in position are further formed in the nail anvil 1, the mounting hole and the mounting groove 20 are respectively and slidably sleeved with a mounting block 16 in a matching manner, one side of each of the two mounting blocks 16 opposite to each other is fixedly connected with a same guide bar 17, a micro-motor 18 is further fixedly mounted on the mounting block 16 mounted in the mounting groove 20, an output end of the micro-motor 18 is fixedly connected with a screw rod 19 through a coupler, the other end of the screw rod 19 is rotatably connected to the other mounting block 16, a percussion assembly is threadedly sleeved on the screw rod 19, after the micro-motor 18 operates, the screw rod 19 rotates, and then under the guiding action of the guide bar 17, the moving plate 23 drives a percussion cylinder 25 to move, so as to adjust an actual percussion position of the anastomotic nail, and similarly, the screw rod 19 can also adopt a linear driving manner such as an electric slide rail, the moving plate 23 drives the percussion cylinder 25 to reciprocate linearly.

As an implementation manner in this embodiment, the inner wall of one side of the mounting groove 20 and one of the mounting blocks 16 are both provided with the magnets 21 that are adapted to each other, and the mounting block 16 mounted in the mounting hole is also fixedly connected with the pull ring 22, when a staple needs to be mounted or supplemented, firstly, the pull ring 22 is pulled to one side, so that the whole firing mechanism and the screw rod 19 and other components are all separated from the staple anvil 1, and then the rotating frame 4 is conveniently taken down for supplementing the staple, after the staple is reloaded, the mounting block 16 is pushed in the reverse direction, and core components such as the screw rod 19 and the like are fixed under the adsorption action of the two magnets 21, and similarly, the magnets 21 can also be replaced by other fixing components such as a buckle and the like.

As an implementation manner in this embodiment, the firing assembly further includes a rotating seat 24 capable of driving the firing block 26 to rotate, the guide bar 17 is slidably sleeved with the moving plate 23, the moving plate 23 is further screwed and sleeved on the screw rod 19, the moving plate 23 is further fixedly sleeved with the rotating seat 24, the rotating seat 24 is rotatably sleeved with the firing cylinder 25 and can drive the firing cylinder 25 to rotate, when in actual use, the rotating seat 24 can be started to drive the firing cylinder 25 to rotate according to the actual size of the tissue to be sutured in the patient, so as to change the placement manner of the firing block 26, that is, the number of staples contacted during single firing is changed, and the firing rate of the staples is adjustable;

in this embodiment, the flexible end fixedly connected with of percussion cylinder 25 coincide the corresponding percussion piece 26 in nail position with a plurality of, percussion cylinder 25 operation back, and the telescopic link drives percussion piece 26 and continues to go up and down, carries out quick percussion to the identical nail of below and handles to the realization can be according to the regional selectivity percussion identical nail of sewing up actually.

The working principle of the invention is as follows: when the stapler is used, the focus position in a patient body can be actively identified through the intelligent assembly at the front end of the whole stapler, the image of a region to be sutured is transmitted into the controller 3 for analysis, after the actual wound region is identified and analyzed through the controller 3, the staple with the proper size is selected according to the maximum diameter of the wound to be sutured for suturing, the driving motor 14 is immediately controlled to operate, the driving gear 15 drives the driving gear ring 13 to rotate, the rotating disc 8 at the side drives the arc-shaped fixture blocks 9 to rotate, the rotating frame 4 and the multi-side staple on the rotating frame 4 are rotated until the staple with the optimal size faces the part to be sutured, the driving motor 14 stops operating, the micro motor 18 is controlled to operate, the moving plate 23 drives the percussion cylinder 25 to move to the corresponding position under the guiding action of the guide rod 17, and the percussion cylinder 25 is controlled to operate, so that the percussion block 26 forms the staple with the proper size below the percussion block, therefore, the anastomosis nail with the adaptive size can be selected for suturing according to the size of the actual region to be sutured in the patient body independently in the operation, the problem that the anastomosis nail is difficult to suture due to the fact that the size of the anastomosis nail is too small can be avoided, and the formed anastomosis nail part is exposed in the patient body due to the fact that the size of the anastomosis nail is too large to increase operation risks.

Use percussion cylinder 25 as the percussion means of anastomotic nail, can sew up according to the actual regional part of waiting to sew up, need not to carry out the unified on the great area and sew up, reduce the wound to patient's internal tissue, simultaneously, adopt and rotate seat 24 and can drive percussion cylinder 25 and rotate, change the posture of placing of percussion piece 26, the anastomotic nail quantity that contacts under the unit percussion number of times has been changed promptly, then can be according to the sewing demand of reality, the percussion rate of control anastomotic nail, it is controllable to realize the whole operation precision of anastomat.

When the anastomosis nail on the rotating frame 4 needs to be replaced or supplemented, the pull ring 22 is pulled to one side, after the magnetic action of the magnet 21 is overcome, the two mounting blocks 16 with the guide rods 17, the screw rod 19 and the firing assembly on the screw rod are integrally separated from the nail anvil 1, the electric telescopic rod 12 is conveniently controlled to operate, the limiting effect of the arc-shaped clamping blocks 9 on the rotating frame 4 is relieved, the anastomosis nail can be supplemented to the rotating frame 4 conveniently, similarly, after the rotating frame 4 is mounted, the anastomosis nail can be reassembled only by reversely pushing the mounting blocks 16, so that the rapid mounting and dismounting of the anastomosis nail are realized, and the use of the anastomat is further facilitated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Self-adaptation switches electronic intracavity cutting anastomat of anastomotic nail, nail anvil (1) and support nail seat (2) including casing and looks adaptation, still be equipped with in the casing and control respectively and drive nail anvil (1) moving controller (3) and driving piece, its characterized in that: a rotating frame (4) with anastomosis nails arranged on multiple sides is arranged in the nail anvil (1), a rotating assembly capable of driving the rotating frame (4) to rotate is further arranged in the nail anvil (1), and the rotating assembly comprises a plurality of arc-shaped clamping blocks (9) which can rotate and are matched with the rotating frame (4);

still install the firing subassembly that is used for firing anastomotic stoma in nail anvil (1), the firing subassembly contains firing cylinder (25) and firing piece (26) that are connected, just the firing subassembly still includes and drives firing piece (26) reciprocating motion's drive assembly, the drive assembly joint is in nail anvil (1) and be located the central point of rotatory frame (4) puts.

2. The electric endoluminal cutting stapler with adaptively switched staples according to claim 1, wherein: the nail anvil comprises a nail anvil seat (2), and is characterized in that a plurality of forming grooves matched with anastomotic nails are further formed in the nail anvil seat (2), the controller (3) can control the driving piece to drive the nail anvil (1) to operate, an intelligent assembly capable of identifying the wound area of a patient is further arranged on the nail anvil (1) and the nail anvil seat (2), and the controller (3) is electrically connected with the intelligent assembly and can control the rotating assembly, the firing assembly and the driving assembly to operate according to the identification result of the intelligent assembly.

3. The electric endoluminal cutting stapler with adaptively switched staples according to claim 2, wherein: the nail anvil (1) is internally provided with the rotating frame (4), the four sides of the rotating frame (4) are respectively clamped with the nail storage seats (5), and the nail storage seats (5) are respectively provided with anastomotic nails with different sizes;

a fixed hole disc (6) is fixedly sleeved in the nail anvil (1), a fixed ring seat (7) is fixedly installed on one side of the fixed hole disc (6), through holes with the same maximum diameter are formed in the fixed hole disc (6) and the fixed ring seat (7), a rotating disc (8) is rotatably connected to one side of the fixed ring seat (7) corresponding to the rotating frame (4), four arc-shaped clamping blocks (9) which are uniformly distributed are fixedly installed on the rotating disc (8), and one end of the rotating frame (4) is sleeved in the four arc-shaped clamping blocks (9);

a plurality of still be equipped with in arc fixture block (9) and be used for detecting whether complete pressure sensor of joint is in rotatory frame (4), it is a plurality of pressure sensor all with controller (3) electric connection.

4. The electric endoluminal cutting stapler with adaptively switched staples according to claim 3, wherein: an extension disc (10) with the same size as the fixed ring seat (7) is further arranged in the nail anvil (1), one side of the extension disc (10) corresponding to the fixed ring seat (7) is further rotatably connected with another rotation disc (8), a plurality of arc-shaped clamping blocks (9) are further mounted on the rotation disc (8), and the other end of the rotating frame (4) is slidably sleeved in the arc-shaped clamping blocks (9) on the side;

the nail anvil comprises a nail anvil (1), and is characterized in that a cylindrical guide groove and a fixing groove are formed in the inner wall of one side of the nail anvil (1), one side of the extension disc (10) is fixedly connected with a guide column (11) in the cylindrical guide groove in a sliding and sleeved mode, an electric telescopic rod (12) is fixedly installed in the fixing groove, the telescopic end of the electric telescopic rod (12) is fixedly connected to the extension disc (10), and a fit groove matched with the extension disc (10) in a matched mode is further formed in the inner wall of one side of the nail anvil (1).

5. The electric endoluminal cutting stapler with adaptively switched staples according to claim 4, wherein: one of them fixed cover on the outer wall of rolling disc (8) has connected drive ring gear (13), just there is driving motor (14) through connecting block fixed mounting on fixed ring seat (7), the one end fixedly connected with of the output shaft of driving motor (14) with drive gear (15) that drive ring gear (13) engaged with mutually.

6. The electric endoluminal cutting stapler with adaptively switched staples according to claim 5, wherein: still set up corresponding mounting hole in position and mounting groove (20) in nail anvil (1), just the mounting hole with equal slip cup joints installation piece (16), two of looks adaptation in mounting groove (20) the same guide bar (17) of equal fixedly connected with in one side that installation piece (16) is relative is installed in mounting groove (20) on installation piece (16) still fixed mounting have micromotor (18), shaft coupling fixedly connected with screw rod (19) are passed through to the output of micromotor (18), the other end of screw rod (19) rotates to be connected another on installation piece (16), the percussion subassembly screw thread cup joints on screw rod (19).

7. The electric endoluminal cutting stapler with adaptively switched staples according to claim 6, wherein: the inner wall of one side of the mounting groove (20) and one of the mounting blocks (16) are respectively provided with a magnet (21) which is matched with the mounting groove, and the mounting block (16) in the mounting hole is also fixedly connected with a pull ring (22).

8. The electric endoluminal cutting stapler with adaptively switched staples according to claim 1 or 6, wherein: the firing assembly further comprises a rotating seat (24) capable of driving the firing block (26) to rotate, a moving plate (23) is sleeved on the guide rod (17) in a sliding mode, the moving plate (23) is further sleeved on the screw rod (19) in a threaded mode, the rotating seat (24) is further fixedly sleeved in the moving plate (23), and the firing cylinder (25) is rotatably sleeved in the rotating seat (24) and can drive the firing cylinder (25) to rotate;

the telescopic end of the firing cylinder (25) is fixedly connected with the firing block (26) corresponding to the positions of the anastomosis nails.