CN113876378B - Arc-shaped cutting anastomat convenient for radian adjustment - Google Patents

Arc-shaped cutting anastomat convenient for radian adjustment Download PDF

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Publication number
CN113876378B
CN113876378B CN202111200647.5A CN202111200647A CN113876378B CN 113876378 B CN113876378 B CN 113876378B CN 202111200647 A CN202111200647 A CN 202111200647A CN 113876378 B CN113876378 B CN 113876378B
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China
Prior art keywords
nail
fixedly connected
nail anvil
radian
assembly
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CN202111200647.5A
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CN113876378A (en
Inventor
陆坚
陈飞
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Suzhou Beinuo Medical Instruments Co Ltd
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Suzhou Beinuo Medical Instruments Co Ltd
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Priority to CN202111200647.5A priority Critical patent/CN113876378B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B17/07207Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07221Stapler heads curved
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07257Stapler heads characterised by its anvil
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07271Stapler heads characterised by its cartridge
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214Stapler heads
    • A61B2017/07285Stapler heads characterised by its cutter

Abstract

The invention discloses an arc-shaped cutting anastomat convenient for radian adjustment, which relates to the technical field of anastomats and comprises an operating handle, a nail anvil assembly, a nail bin assembly and a radian adjusting unit, wherein the nail anvil assembly and the nail bin assembly can be bent, and the radian adjusting unit is used for bending the nail anvil assembly and the nail bin assembly; the moving unit is used for moving the nail cartridge assembly; one end of the operating handle is fixedly connected with a supporting plate, one end of the supporting plate is fixedly connected with a retainer, and the nail anvil assembly comprises a first base fixedly connected to the top of the retainer. The invention has reasonable structure, realizes the radian bending of the nail bin and the nail anvil, realizes the adaptive bending angle, ensures that the nail bin and the nail anvil are more attached to the colorectal by matching with different colorectal structures of different human bodies, improves the application range, cuts or sews the focus position more uniformly, and reduces the wound area.

Description

Arc-shaped cutting anastomat convenient for radian adjustment
Technical Field
The invention relates to the technical field of anastomats, in particular to an arc-shaped cutting anastomat with convenient radian adjustment.
Background
A powered stapler is a powered surgical instrument used to sever, excise, or create an anastomosis of tissue. The electric anastomat is generally applied to the surgical operations of departments of general surgery, thoracic surgery, urology surgery, obstetrics and gynecology, pediatrics and the like.
The anastomat is composed of a linear anastomat, a linear cutting and suturing device, a circular anastomat, an arc-shaped cutting anastomat and an intracavity cutting anastomat, wherein the arc-shaped cutting anastomat is suitable for the only arc-shaped cutting anastomat for the colorectal surgery, the unique arc-shaped head end design conforms to the natural anatomy of the human body, the anastomat can enter the lower position of a pelvic cavity and is specially customized for the colorectal surgery.
Then in the prior art, the angles of the nail bin and the nail anvil of most arc-shaped cutting anastomats are fixed, the colorectal structures in different human bodies are different, the angles of the nail bin and the nail anvil cannot be adjusted adaptively according to different colorectal structures, the practicability of the arc-shaped anastomat is reduced, and the nail bin and the nail anvil with fixed angles have angles when performing a colorectal operation, so that the cutting or sewing on a focus position is uneven, the wound area is increased, and the pain of a patient is increased; although some anastomats can adjust the radian, for example, patent document with publication number CN112472176a discloses a cutting anastomat with adjustable radian, the cutting anastomat is adjusted by manually rotating a worm, so that the adjusting speed is slow, the adjustment is inconvenient, and the risk of infection is increased.
Disclosure of Invention
An object of this application provides a conveniently adjust arc cutting anastomat of radian, realizes that nail storehouse and nail anvil produce the radian crooked, has realized the adaptability bend angle, cooperates different human different colorectal structures, makes nail storehouse and nail anvil laminate with the colorectal more, has improved application scope to it is more even to cut or sew up focus position, has reduced the wound area.
In order to achieve the above purpose, the present application provides the following technical solutions: the arc-shaped cutting anastomat convenient for radian adjustment comprises an operating handle, a nail anvil assembly, a nail bin assembly and a radian adjusting unit, wherein the nail anvil assembly and the nail bin assembly can be bent, and the radian adjusting unit is used for bending the nail anvil assembly and the nail bin assembly; the moving unit is used for moving the nail cartridge assembly; the nail anvil assembly is characterized in that a supporting plate is fixedly connected to one end of the operating handle, a retainer is fixedly connected to one end of the supporting plate, the nail anvil assembly comprises a first base fixedly connected to the top of the retainer, the nail bin assembly comprises a second base connected to the retainer in a sliding mode, a plurality of connecting plates are sequentially and rotatably connected to the first base and the second base, a plurality of fixing blocks fixedly connected to the connecting plates are fixedly connected to the fixing plates, a pair of elastic steel wires are sleeved on the fixing blocks, the nail anvil assembly is located on the nail anvil assembly, the bottom end of each elastic steel wire is fixedly connected to the retainer and located on the nail bin assembly, the bottom end of each elastic steel wire is fixedly connected to the second base, the nail anvil assembly and one side, close to the nail bin assembly, of the nail anvil assembly and the nail bin assembly are fixedly connected with the nail anvil and the nail bin which are matched, and the nail anvil and the nail bin are made of elastic materials.
Preferably, the radian adjusting unit comprises a second servo motor fixedly connected inside the operating handle, a winding frame fixedly connected to the output end of the second servo motor is located on the nail anvil assembly and the nail bin assembly, fixing rings fixedly connected to the side walls of the connecting plates are arranged on the output end of the second servo motor, a plurality of fixing rings are sleeved with a same connecting pull rope, a moving roller is sleeved on the connecting pull rope, a pull rod is rotatably connected to the moving roller, a first pull rope fixedly connected to one end of the pull rod is wound on the winding frame.
Preferably, a guide assembly is arranged in the retainer and comprises a plurality of guide wheels fixedly connected to the interior of the retainer, and the connecting pull rope is attached to the side walls of the plurality of guide wheels.
Preferably, the fixed plate is fixedly sleeved on the pull rod, the tension spring is sleeved on the pull rod, and two ends of the tension spring are respectively and fixedly connected with the fixed plate and the supporting plate.
Preferably, the pull rod is connected with the retainer in a sliding manner.
Preferably, the moving unit comprises a first servo motor fixedly connected inside the operating handle, the output end of the first servo motor is fixedly connected with a driving gear, one side of the driving gear is meshed with a moving rack, one end of the moving rack is fixedly connected with a push rod, and one end of the push rod is fixedly connected on one side of the nail bin assembly.
Preferably, the moving rack and the push rod are both connected with the operating handle in a sliding manner.
Preferably, the nail anvil and the nail bin are made of rubber materials.
Preferably, the bending device further comprises a controller which controls the bending unit and the moving unit to drive respectively.
In conclusion, the technical effects and advantages of the invention are as follows:
1. the nail anvil and nail bin has a reasonable structure, the controller controls the second servo motor to drive, the output end of the second servo motor rotates to drive the rolling frame to rotate, the rolling frame rotates to roll the first pull rope on the fixed rolling frame, the first pull rope pulls the pull rod to move when being rolled, the pull rod moves to drive the moving roller to pull the connecting pull rope to move, under the action of the guide assembly, a plurality of connecting plates on the nail anvil assembly and a plurality of connecting plates on the nail bin assembly rotate relatively, the nail bin and the nail anvil are made of elastic materials, the nail bin and the nail anvil are bent in an arc shape, adaptive bending angles are realized, different colorectal structures of different human bodies are matched, the nail bin and the nail anvil are more attached to a colorectal, the application range is improved, the focus position is cut or sewn more uniformly, the wound area is reduced, the adjustment is realized through the rotation adjustment of the motor, the adjustment is convenient and rapid, the manual intervention on the adjustment process is not needed, and the risk of infection is reduced;
2. according to the invention, the controller controls the first servo motor to drive, the output end of the first servo motor rotates to drive the driving gear to rotate, the driving gear is meshed with the movable rack, the movable rack slides in the operating handle, the movable rack moves to drive the push rod to move, one end of the push rod is fixed with the nail bin assembly to push the nail bin assembly to move, and the nail bin assembly is matched with the nail anvil assembly to cut or sew the colon and rectum.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of an arc-shaped cutting stapler with adjustable radian;
FIG. 2 is a partially cut-away perspective view of an arc-shaped cutting stapler with adjustable radian;
FIG. 3 is a schematic diagram of an internal elevation view of an arc-shaped cutting stapler with adjustable radian;
FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 5 is an enlarged perspective view of the anvil assembly;
FIG. 6 is an enlarged perspective view of the staple cartridge assembly.
In the figure: 1. an operating handle; 2. a support plate; 3. a holder; 4. a nail anvil component; 5. a staple cartridge assembly; 6. a push rod; 7. moving the rack; 8. a drive gear; 9. a first servo motor; 10. a first pull cord; 11. rolling the frame; 12. a second servo motor; 13. a first base; 14. a connecting plate; 15. a fixed block; 16. an elastic steel wire; 17. a nail anvil; 18. a second base; 19. a staple cartridge; 20. a tension spring; 21. connecting a pull rope; 22. a guide assembly; 23. moving the roller; 24. a pull rod; 25. and (4) fixing the ring.
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.
Example (b): referring to fig. 1-6, the arc-shaped cutting anastomat convenient for radian adjustment comprises an operating handle 1, a nail anvil assembly 4, a nail bin assembly 5 and a radian adjustment unit, wherein the operating handle 1 is provided with a plurality of operating buttons, the nail anvil assembly 4 and the nail bin assembly 5 can be bent, and the radian adjustment unit is used for bending the nail anvil assembly 4 and the nail bin assembly 5; the controller is used for respectively controlling the bending unit and the moving unit to drive; the device also comprises a moving unit, wherein the moving unit is used for moving the nail bin assembly 5; the controller controls the bending unit to bend the nail anvil assembly 4 and the nail bin assembly 5, the controller controls the moving unit to move the nail bin assembly 5, and meanwhile, the bending unit is controlled to move adaptively, so that influence caused when the nail bin assembly 5 moves is avoided;
one end of the operating handle 1 is fixedly connected with a supporting plate 2, one end of the supporting plate 2 is fixedly connected with a retainer 3, one end of the supporting plate 2 is of a U-shaped structure, an elastic clamping groove is arranged at the position of the U-shaped structure, one end of the retainer 3 is arranged at the position of the U-shaped structure and is fixedly installed with the supporting plate 2 through an installation screw, the U-shaped structure is enabled to move close to each other through the arranged elastic clamping groove to limit and clamp the retainer 3, the supporting plate 2 and the retainer 3 are made of metal materials, the nail anvil component 4 comprises a first base 13 fixedly connected to the top of the retainer 3, the retainer 3 can be fixedly installed through a bolt fixing connection mode in the prior art, the nail cartridge component 5 comprises a second base 18 slidably connected to the retainer 3, a sliding groove is arranged on the retainer 3, the bottom of the second base 18 is slidably connected in the sliding groove, in the embodiment, the bottom of the second base 18 is of a T-shaped structure matched with the sliding groove, all rotate in proper order on first base 13 and the second base 18 and be connected with a plurality of connecting plates 14, the number of connecting plate 14 can be three, four, five, six, in this embodiment, the number of connecting plate 14 is four, rotate through the pivot between a plurality of connecting plates 14 and connect, equal fixedly connected with fixed block 15 on a plurality of connecting plates 14, a pair of elastic steel wire 16 has all been cup jointed on a plurality of fixed block 15, the perforation has been seted up on the fixed block 15, elastic steel wire 16's one end runs through the perforation, elastic steel wire 16's length is greater than the maximum distance sum between a plurality of fixed blocks 15, the benefit that sets up like this, when connecting plate 14 rotates, produce crooked radian, elastic steel wire 16 also can produce corresponding bending, when having avoided elastic steel wire 16 crooked, elastic steel wire 16's top and fixed block 15 of the top take place to interfere and influence a plurality of connecting plates 14 relative commentaries on classics of connecting plate 14 and influence Moving bending, the bottom end of an elastic steel wire 16 positioned on the nail anvil component 4 is fixedly connected on the retainer 3, the bottom end of the elastic steel wire 16 positioned on the nail bin component 5 is fixedly connected on the second base 18, one side of the nail anvil component 4, which is close to the nail bin component 5, is respectively fixedly connected with a nail anvil 17 and a nail bin 19 which are matched with each other, the nail anvil 17 and the nail bin 19 are both made of elastic materials, a nail groove is formed in the nail bin 19 and used for placing a suturing nail, a suturing groove is formed in the nail anvil 17 and used for enabling the suturing nail to be matched with the suturing groove for suturing, the elastic steel wire 16 plays a supporting role in the plurality of connecting plates 14, when the plurality of connecting plates 14 are stressed and relatively rotated, the elastic steel wire 16 is bent, when the plurality of connecting plates 14 are not stressed, the elastic steel wire 16 returns to keep a vertical state, and the plurality of connecting plates 14 return.
As an embodiment in this embodiment, the radian adjusting unit includes a second servo motor 12 fixedly connected to the inside of the operating handle 1, a motor support is fixedly connected to the second servo motor 12, the motor support is fixedly connected to the operating handle 1 through a bolt, a rolling frame 11 is fixedly connected to an output end of the second servo motor 12, fixing rings 25 are fixedly connected to side walls of connecting plates 14 on the nail anvil assembly 4 and the nail cartridge assembly 5, the same connecting pull rope 21 is sleeved on the fixing rings 25, the connecting pull rope 21 is a metal steel wire, a limiting block is disposed at an end of the connecting pull rope 21 for limiting on the fixing ring 25 at the top, a moving roller 23 is sleeved on the connecting pull rope 21, a pull rod 24 is rotatably connected to the moving roller 23, one end of the pull rod 24 is fixedly connected to a first pull rope 10, the first pull rope 10 is made of metal, one end of the first pull rope 10 is wound on the rolling frame 11, a guide assembly 22 is disposed in the holder 3, the guide assembly 22 includes a plurality of guide wheels fixedly connected to the inside of the holder 3, the guide wheels are fixedly connected to the guide wheels, the guide wheels 21, the guide rope 21 is connected to drive the moving roller 21 to rotate the moving roller to drive the pull rod to drive the moving roller to move the guide rod 21, the guide wheel to drive the moving roller to move the guide rod to move the holder, the guide rod 21, and drive the moving roller to move the guide rod to move the holder, and drive the guide rod to move the guide wheel to move the guide rod to move the holder 21, under the effect of guide assembly 22, make a plurality of connecting plates 14 on nail anvil subassembly 4 and a plurality of connecting plates 14 on nail storehouse subassembly 5 all take place relative rotation, nail storehouse 19 and nail anvil 17 are the elastic material, it is crooked to realize nail storehouse 19 and nail anvil 17 production radian, adaptability bending angle has been realized, cooperate different human different colorectal structures, make nail storehouse 19 and nail anvil 17 laminate with the colorectal more, application scope has been improved, and it is more even to cut or sew up focus position, the wound area has been reduced.
In this embodiment, a fixing plate is fixedly sleeved on the pull rod 24, the pull rod 24 and the fixing plate are both made of metal, the pull rod 24 and the fixing plate are fixedly installed in a welding mode, the tension spring 20 is sleeved on the pull rod 24, two ends of the tension spring 20 are fixedly connected with the fixing plate and the supporting plate 2 respectively, and a certain tension force is exerted on the pull rod 24 under the elastic force action of the tension spring 20 by the arrangement of the tension spring 20.
As an implementation manner in this embodiment, the moving unit includes a first servo motor 9 fixedly connected inside the operating handle 1, a mounting bracket is fixedly connected to the first servo motor 9, the mounting bracket is fixedly mounted to the operating handle 1 through a bolt, an output end of the first servo motor 9 is fixedly connected to a driving gear 8, one side of the driving gear 8 is engaged with a moving rack 7, one end of the moving rack 7 is fixedly connected to a push rod 6, one end of the push rod 6 is fixedly connected to one side of the cartridge module 5, the moving rack 7 and the push rod 6 are both slidably connected to the operating handle 1, the output end of the first servo motor 9 rotates to drive the driving gear 8 to rotate, the driving gear 8 is engaged with the moving rack 7, so that the moving rack 7 slides inside the operating handle 1, the moving rack 7 moves to drive the push rod 6 to move, one end of the push rod 6 is fixed to the cartridge module 5, thereby driving the cartridge module 5 to move, and matching with the anvil module 4 to realize cutting or suturing of the colon.
In the present embodiment, the elastic material of the anvil 17 and the nail bin 19 is specifically rubber, so that the anvil 17 and the nail bin 19 can be bent.
The working principle of the invention is as follows:
the controller controls the second servo motor 12 to drive, the output end of the second servo motor 12 rotates to drive the rolling frame 11 to rotate, the rolling frame 11 rotates to roll the first pull rope 10 on the fixed rolling frame 11, the first pull rope 10 is rolled to pull the pull rod 24 to move, the pull rod 24 moves to drive the moving roller 23 to pull the connecting pull rope 21 to move, under the action of the guide assembly 22, the connecting plates 14 on the nail anvil assembly 4 and the connecting plates 14 on the nail bin assembly 5 rotate relatively, the nail bin 19 and the nail anvil 17 are made of elastic materials, the nail bin 19 and the nail anvil 17 are bent in an arc shape, an adaptive bending angle is achieved, different colorectal structures of different human bodies are matched, the nail bin 19 and the nail anvil 17 are more attached to a colorectal, the application range is improved, cutting or sewing on a focus position is more uniform, and the wound area is reduced;
the controller controls the first servo motor 9 to drive, the output end of the first servo motor 9 rotates to drive the driving gear 8 to rotate, the driving gear 8 is meshed with the movable rack 7, the movable rack 7 slides in the operating handle 1, the movable rack 7 moves to drive the push rod 6 to move, one end of the push rod 6 is fixed with the nail bin assembly 5, the nail bin assembly 5 is pushed to move, the nail anvil assembly 4 is matched, cutting or suturing of the colon and rectum is achieved, when the nail bin assembly 5 moves, the controller continues to control the second servo motor 12 to drive, the connecting pull rope 21 is made to move adaptively, and the situation that when the nail bin assembly 5 moves, the relative length of the connecting pull rope 21 changes and the bending angle of the nail bin assembly 5 and the nail anvil assembly 4 is affected is avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (8)

1. The arc-shaped cutting anastomat convenient for radian adjustment comprises an operating handle (1), and is characterized by further comprising a nail anvil assembly (4), a nail bin assembly (5) and a radian adjusting unit, wherein the nail anvil assembly (4) and the nail bin assembly (5) can be bent, and the radian adjusting unit is used for bending the nail anvil assembly (4) and the nail bin assembly (5);
one end of the operating handle (1) is fixedly connected with a supporting plate (2), one end of the supporting plate (2) is fixedly connected with a retainer (3), the nail anvil component (4) comprises a first base (13) fixedly connected to the top of the retainer (3), the nail anvil component (5) comprises a second base (18) slidably connected to the retainer (3), the first base (13) and the second base (18) are sequentially and rotatably connected with a plurality of connecting plates (14), the connecting plates (14) are fixedly connected with fixing blocks (15), the fixing blocks (15) are sleeved with a pair of elastic steel wires (16), the bottom ends of the elastic steel wires (16) on the nail anvil component (4) are fixedly connected to the retainer (3), the bottom ends of the elastic steel wires (16) on the nail anvil component (5) are fixedly connected to the second base (18), one side, close to each other, of the nail anvil component (4) and the nail anvil component (5) is fixedly connected with a nail anvil (17) and a nail anvil (19) which are matched with each other, and the nail anvil component (19) is made of elastic material;
further comprises a moving unit used for moving the nail box component (5);
radian adjusting unit include fixed connection in inside second servo motor (12) of operating handle (1), fixedly connected with rolling frame (11) is located on the output of second servo motor (12) nail anvil subassembly (4) with on nail storehouse subassembly (5) equal fixedly connected with solid fixed ring (25) on the lateral wall of connecting plate (14), it is a plurality of gu cup joint same connection stay cord (21) on fixed ring (25), it removes gyro wheel (23) to have cup jointed on connection stay cord (21), it is connected with connection pull rod (24) to rotate on removal gyro wheel (23), the first stay cord (10) of one end fixedly connected with of pull rod (24), the one end winding of first stay cord (10) is in on rolling frame (11).
2. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 1, wherein: be provided with direction subassembly (22) in holder (3), direction subassembly (22) including fixed connection a plurality of leading wheels on holder (3) inside, connect stay cord (21) and a plurality of the lateral wall of leading wheel is laminated mutually.
3. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 2, wherein: the fixed plate is fixedly sleeved on the pull rod (24), the tensioning spring (20) is sleeved on the pull rod (24), and two ends of the tensioning spring (20) are fixedly connected with the fixed plate and the supporting plate (2) respectively.
4. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 3, wherein: the pull rod (24) is connected with the retainer (3) in a sliding mode.
5. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 1, wherein: the moving unit comprises a first servo motor (9) fixedly connected to the inside of the operating handle (1), a driving gear (8) is fixedly connected to the output end of the first servo motor (9), a moving rack (7) is meshed to one side of the driving gear (8), a push rod (6) is fixedly connected to one end of the moving rack (7), and one end of the push rod (6) is fixedly connected to one side of the nail bin assembly (5).
6. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 5, is characterized in that: the movable rack (7) and the push rod (6) are both in sliding connection with the operating handle (1).
7. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 1, wherein: the nail anvil (17) and the nail bin (19) are made of rubber materials.
8. The arc-shaped cutting anastomat convenient for radian adjustment according to claim 1, wherein: the radian adjusting device further comprises a controller, and the controller respectively controls the radian adjusting unit and the moving unit.
CN202111200647.5A 2021-10-15 2021-10-15 Arc-shaped cutting anastomat convenient for radian adjustment Active CN113876378B (en)

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WO2017114278A1 (en) * 2015-12-31 2017-07-06 苏州天臣国际医疗科技有限公司 Pin head, and operation anastomat comprising pin head

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