CN113384312B

CN113384312B - Skin anastomat with replaceable nail bin

Info

Publication number: CN113384312B
Application number: CN202110833628.XA
Authority: CN
Inventors: 向长林; 曹锐
Original assignee: Suzhou Beinuo Medical Instruments Co Ltd
Current assignee: Suzhou Beinuo Medical Instruments Co Ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-04-01
Anticipated expiration: 2041-07-23
Also published as: CN113384312A

Abstract

The invention relates to the technical field of skin anastomats and discloses a skin anastomat with a replaceable nail cartridge. This skin anastomat of removable nail storehouse, through pressing down the pressure board, the pressure board drives T shape fixture block from the inside roll-off of T shape draw-in groove, control being connected between T shape fixture block and the T shape draw-in groove, can change nail storehouse fast, go into the safety block card and can avoid the mistake to bump between pressure board and the fixed handle and press the pressure board and make nail storehouse drop, in addition, movable handle opens the insurance under being in natural state, makes the safety catch bottom support movable handle up end, avoids the mistake to bump and sends out the anastomotic nail.

Description

Skin anastomat with replaceable nail bin

Technical Field

The invention relates to the technical field of skin anastomats, in particular to a skin anastomat with a replaceable nail bin.

Background

The anastomat is a device used for replacing manual suturing in medicine, the main working principle is that titanium nails are used for separating or anastomosing tissues, and compared with the traditional manual suturing, the anastomat is simple and convenient to suture and operate, and operation time is saved. The skin anastomat is an operation instrument for suturing the skin on the surface layer, has the advantages of simple operation, high suturing speed, good healing of postoperative incisions and the like, and is widely applied to the medical fields of general surgery, tumor surgery, plastic surgery, cardiothoracic surgery, gynecological surgery, burn surgery, neurosurgery, bone surgery, emergency treatment, field rescue and the like.

Present skin anastomat is disposable instrument, nail storehouse is fixed in fixed handle front end bottom, can't dismantle, the identical nail in the nail storehouse uses up the back, the nail storehouse of the identical nail of filling with that can't be renewed, put into operation again, can only directly abandon it and handle, the waste of medical supplies has greatly been caused, and traditional connected mode is for example through the bolt spiro union, although connected mode is simple, improve with low costs, but need just can take off the bolt or load the bolt with the help of the instrument when changing nail storehouse, inconvenient operation. In addition, most of the existing skin anastomats are not provided with a mechanism capable of effectively preventing mistaken impact and triggering, when the anastomotic nails in the nail bin are not completely used, if the movable handle is pressed carelessly, the anastomat is easy to trigger, the anastomotic nails are bent and triggered out, and the waste of materials is caused.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the skin anastomat with the replaceable nail bin, which has the advantages of being convenient and quick to detach and install the nail bin, having a safety mechanism between the movable handle and the fixed handle and the like, and solves the problems that the nail bin cannot be detached and replaced, and the movable handle is easily touched by mistake to trigger the anastomosis nail.

(II) technical scheme

In order to solve the technical problems that the nail bin cannot be detached and replaced and the movable handle is easily touched by mistake to trigger the anastomotic nail, the invention provides the following technical scheme:

a skin anastomat with a replaceable nail bin comprises a fixed handle, a movable handle and the nail bin, wherein a limiting groove is arranged on the lower end face of the front end of the fixed handle, mounting grooves are respectively formed in the inner wall surfaces of two sides of the bottom of the front end of the fixed handle, first pulley mounting grooves are respectively formed in the inner wall surfaces of two ends of each mounting groove, a second pulley mounting groove is arranged at one end of each first pulley mounting groove and is fixedly connected to the inner wall surface of the fixed handle, first connecting plates are respectively and movably mounted in the mounting grooves, pulleys are respectively arranged at two ends of each first connecting plate and are slidably connected to the first pulley mounting grooves and the second pulley mounting grooves, connecting blocks are respectively arranged at the bottoms of two ends of each first connecting plate, T-shaped clamping blocks are fixedly connected to the bottoms of the connecting blocks, connecting rods are symmetrically arranged on one side of each first connecting plate, the connecting rod runs through the fixed handle side, two the terminal fixedly connected with of connecting rod presses the pressure board, press the pressure board with fixedly connected with first reset spring between the fixed handle lateral surface, the nail storehouse sets up fixed handle front end bottom.

Preferably, the movable handle is arranged inside the fixed handle, a fixed shaft is fixedly arranged between two side walls inside the fixed handle, the movable handle is rotatably connected with the fixed shaft, a limiting bump and a T-shaped clamping groove are arranged on the upper end face of the nail bin, the limiting bump is matched with the limiting groove in shape and size, the T-shaped clamping groove is matched with the T-shaped clamping block in position and size, a nail outlet is formed in the front end of the nail bin, and nail limiting blocks are respectively arranged at the upper ends of two side walls of the nail outlet in an matched manner.

Preferably, a nail seat is fixedly installed on the bottom surface inside the nail bin, anastomotic nail placing grooves are formed in the surfaces of the two sides of the nail seat, a nail seat tongue portion is obliquely arranged at the front end of the nail seat, anastomotic nails and nail pushing blocks are arranged on the surface of the nail seat, legs of the anastomotic nails are placed inside the anastomotic nail placing grooves, and the nail pushing blocks are movably installed at the tail ends of the anastomotic nails.

Preferably, one surface of the nail pushing block, which is in contact with the anastomosis nail, is an inclined surface perpendicular to the surface of the tongue of the nail seat, a second connecting plate is fixedly connected to one side of the nail pushing block, which is away from the anastomosis nail, an expansion spring and a first guide rod are arranged between the second connecting plate and the inner wall of the nail bin, and the first guide rod is sleeved inside the annular ring of the expansion spring.

Preferably, the fixed handle is provided with fixed blocks on two sides inside, a second return spring is fixedly connected to the surface of one side inclined plane of the fixed block, a second guide rod is sleeved inside the second return spring, and the tail end of the second return spring and the tail end of the second guide rod are in contact with the front end of the movable handle.

Preferably, the inner wall surfaces of two sides of the fixed handle are obliquely provided with rectangular guide grooves, the oblique direction of each guide groove is perpendicular to the surface of the tongue of the nail seat, the upper surface of the outer part of the fixed handle is provided with a first anti-skid block, a movable plate is arranged below the front end of the movable handle, and an oblique pressing plate is obliquely arranged below the movable plate.

Preferably, the movable plate is rotatably connected with the movable handle and the inclined pressing plate through a rotating mounting seat, guide blocks are fixedly connected to two sides of the inclined pressing plate respectively, the guide blocks are slidably mounted inside the guide grooves, a nail pressing plate is fixedly connected to the lower end face of the inclined pressing plate, and a second anti-slip block is arranged on the surface of the pressing face of the movable handle.

Preferably, the fixing handle up end runs through and is provided with the safety catch, the safety catch bottom sets to the inclined plane, the circular slot has been seted up to the safety catch up end, circular slot one side upper end fixedly connected with connecting plate, the connecting plate upper surface is rotated and is installed the rotation post, rotation post upper end fixedly connected with carrying handle, the fixing handle up end is connected with first fixed plate perpendicularly.

Preferably, a second fixing plate is fixedly mounted at the upper end of the first fixing plate, a rectangular through hole penetrates through the surface of the second fixing plate, the rectangular through hole corresponds to the carrying handle, a fixing cylinder is fixedly connected to the lower surface of the second fixing plate, the fixing cylinder is sleeved inside the circular groove, and a third reset spring is fixedly connected between the fixing cylinder and the bottom surface inside the circular groove.

Preferably, the outer wall surfaces of two sides of the fixed handle are fixedly provided with a safety block placing plate and a fixed limiting shaft, the safety block placing plate and the fixed limiting shaft are arranged above the pressing plate, the safety block is rotatably arranged on the surface of the fixed limiting shaft, and one side, far away from the fixed limiting shaft, of the surface of the safety block is provided with a holding ring.

(III) advantageous effects

Compared with the prior art, the invention provides the skin anastomat with the replaceable nail bin, which has the following beneficial effects:

1. this skin anastomat of removable nail storehouse, press the clamp plate through pressing two simultaneously, it drives the connecting rod and removes towards fixed handle is inside to press the clamp plate, the connecting rod drives first connecting plate and slides in the mounting groove is inside, the pulley at first connecting plate both ends can assist first connecting plate to slide, sparingly press the power way of press the clamp plate, first connecting plate drives connecting block and T shape fixture block in proper order and slides, T shape fixture block follows the inside roll-off of T shape draw-in groove, through the connection between control T shape fixture block and the T shape draw-in groove, can change the nail storehouse fast.

2. This skin anastomat of removable nail storehouse, inside the spacing recess of fixed handle bottom was gone into to spacing lug card through the nail storehouse upper end, can make the position of T shape fixture block and T shape draw-in groove keep corresponding, loosens and presses the pressing plate, and the first reset spring of compressed pops out, presses the quick reset of pressing plate, drives inside T shape fixture block card income T shape draw-in groove, and the setting of spacing lug and spacing recess can conveniently make the position of T shape fixture block and T shape draw-in groove corresponding.

3. This skin anastomat of removable nail storehouse holds the ring through the pulling, makes the safety block encircle fixed spacing axle and rotates, and the safety block card is gone into and is pressed down and can open the insurance between board and the fixed handle, and then avoids the mistake to bump and press down the board and make the nail storehouse drop, and the safety block is placed and is placed the board surface at the safety block and can be relieved the insurance.

4. This skin anastomat of removable nail storehouse through slightly upwards lifting and pulling the carrying handle, twists and moves the ninety degrees of carrying handle, and the third reset spring of compressed pops out, drives the inner wall free decline of carrying handle along the rectangle through-hole, and then drives the safety cock decline, and the safety cock bottom surface supports the up end of activity handle, avoids the mistake to bump and sends out the anastomotic nail, causes the waste.

5. This skin anastomat of removable nail storehouse through set up anastomotic nail stopper respectively in a nail mouth both sides wall upper end, and the distance between two anastomotic nail stoppers is less than the width of initial anastomotic nail, and is greater than the width of the anastomotic nail of being bent to anastomotic nail stopper can carry on spacingly to the anastomotic nail of not bending, and the anastomotic nail of being bent can be freely released, and then avoids the unexpected landing of anastomotic nail, causes the waste of goods and materials.

6. This skin anastomat of removable nail storehouse sets up the non slipping spur respectively through the department of pressing at fixed handle and activity handle, effectively avoids medical personnel to cause the hand smooth because of water stain or sweat when the operation, influences going on of wound suture operation.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the movable handle of the present invention;

FIG. 4 is a schematic view of the movable handle and safety block of the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 4 in accordance with the present invention;

FIG. 6 is a schematic view of the movable handle of the present invention;

FIG. 7 is a schematic view of a staple cartridge of the present invention;

FIG. 8 is a schematic view of a pressing plate according to the present invention;

FIG. 9 is a schematic view of a staple and staple pusher block configuration of the present invention;

fig. 10 is a schematic view of the structure of the safety plug of the present invention.

In the figure: 1. fixing a handle; 2. a movable handle; 3. a fixed shaft; 4. a limiting groove; 5. mounting grooves; 6. a first pulley mounting groove; 7. a second pulley mounting groove; 8. a first connecting plate; 9. a pulley; 10. connecting blocks; 11. a T-shaped fixture block; 12. a connecting rod; 13. a pressing plate; 14. a first return spring; 15. a staple cartridge; 16. a limiting bump; 17. a T-shaped clamping groove; 18. a nail outlet; 19. an anastomosis nail limiting block; 20. a nail seat; 21. an anastomotic nail placing groove; 22. a nail seat tongue portion; 23. anastomosis nails; 24. pushing the nail block; 25. a second connecting plate; 26. a tension spring; 27. a first guide bar; 28. a fixed block; 29. a second return spring; 30. a second guide bar; 31. a guide groove; 32. a first anti-skid block; 33. a movable plate; 34. an oblique pressing plate; 35. rotating the mounting seat; 36. a guide block; 37. pressing a nail plate; 38. a second anti-skid block; 39. a safety plug; 40. a circular groove; 41. a connecting plate; 42. rotating the column; 43. a carrying handle; 44. a first fixing plate; 45. a second fixing plate; 46. a rectangular through hole; 47. a fixed cylinder; 48. a third return spring; 49. a safety block placing plate; 50. fixing a limiting shaft; 51. a safety block; 52. a ring is held.

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.

Referring to fig. 1-10, a skin anastomat with a replaceable nail cartridge comprises a fixed handle 1, a movable handle 2 and a nail cartridge 15, wherein the movable handle 2 is arranged inside the fixed handle 1, a fixed shaft 3 is fixedly arranged between two side walls inside the fixed handle 1, the movable handle 2 is rotatably connected with the fixed shaft 3, a limiting groove 4 is arranged on the lower end surface of the front end of the fixed handle 1, mounting grooves 5 are respectively arranged on the inner wall surfaces of two sides of the bottom of the front end of the fixed handle 1, first pulley mounting grooves 6 are respectively arranged on the inner wall surfaces of two ends of the mounting grooves 5, a second pulley mounting groove 7 is arranged at one end of each first pulley mounting groove 6, the second pulley mounting grooves 7 are fixedly connected with the inner wall surface of the fixed handle 1, first connecting plates 8 are respectively and movably arranged inside the mounting grooves 5, pulleys 9 are respectively arranged at two ends of the first connecting plates 8, the pulleys 9 are slidably connected inside the first pulley mounting grooves 6 and the second pulley mounting grooves 7, the bottom at the both ends of first connecting plate 8 is equipped with connecting block 10 respectively, and connecting block 10 bottom fixedly connected with T shape fixture block 11, 8 one side symmetries of first connecting plate are provided with connecting rod 12, and connecting rod 12 runs through fixed handle 1 side, and two terminal fixedly connected with of connecting rod 12 press the clamp plate 13, press the first reset spring 14 of fixedly connected with between clamp plate 13 and the 1 lateral surface of fixed handle, and nail storehouse 15 sets up in 1 front end bottom of fixed handle.

Furthermore, the upper end surface of the nail bin 15 is provided with a limiting bump 16 and a T-shaped clamping groove 17, the limiting bump 16 is matched with the limiting groove 4 in shape and size, the T-shaped clamping groove 17 is matched with the T-shaped clamping block 11 in position and size, so that the limiting bump 16 is matched with the limiting groove 4 when the nail bin 15 is installed, the T-shaped clamping groove 17 can be guaranteed to be corresponding to the clamping position of the T-shaped clamping block 11, the T-shaped clamping block 11 can be clamped into the T-shaped clamping groove 17 by pressing the pressing plate 13, replacement of the nail bin 15 is rapidly completed, the front end of the nail bin 15 is provided with a nail outlet 18, the upper ends of two side walls of the nail outlet 18 are respectively provided with an anastomotic nail limiting block 19, and the anastomotic nail limiting block 19 can limit the non-bent anastomotic nails, the bent anastomotic nails can be freely pushed out, and further the accidental slipping of the anastomotic nails is avoided to cause waste. In addition, when the staple bending device is used specifically, the distance between the two staple limiting blocks 19 is smaller than the width of the initial staple and larger than the width of the bent staple.

Further, a nail seat 20 is fixedly mounted on the bottom surface inside the nail cartridge 15, staple placing grooves 21 are formed in the surfaces of two sides of the nail seat 20, a nail seat tongue 22 is obliquely arranged at the front end of the nail seat 20, staples 23 and staple pushing blocks 24 are arranged on the surfaces of the nail seat 20, the legs of the staples 23 are placed inside the staple placing grooves 21, and the staple pushing blocks 24 are movably mounted at the tail ends of the staples 23, so that the staple pushing blocks 24 can slide to push the staples 23 to advance.

Further, the surface of the nail pushing block 24, which is in contact with the staples 23, is set to be an inclined surface perpendicular to the surface of the nail seat tongue 22, so that the inclined surface of the nail pushing block 24 keeps the staples 23 in an inclined state, when the staples 23 are pushed to the surface of the nail seat tongue 22, the placement direction of the staples 23 is perpendicular to the surface of the nail seat tongue 22, so that the staples 23 are kept stable in the pushing process, a second connecting plate 25 is fixedly connected to one side of the nail pushing block 24, which is far away from the staples 23, a telescopic spring 26 and a first guide rod 27 are arranged between the second connecting plate 25 and the inner wall of the staple cartridge 15, and the first guide rod 27 is sleeved inside a ring of the telescopic spring 26.

Further, fixed block 28 is all provided with to the inside both sides of fixed handle 1, one side inclined plane fixed surface of fixed block 28 is connected with second reset spring 29, second reset spring 29 is inside to have cup jointed second guide bar 30, the end of second reset spring 29 and second guide bar 30 all contacts with activity handle 2 front end, thereby when pressing activity handle 2 and making its front end skew downwards, activity handle 2 front end extrudees second reset spring 29 downwards, and then unclamp activity handle 2 after, second reset spring 29 can pop out, make activity handle 2 reset.

Further, the inner wall surfaces of two sides of the fixed handle 1 are obliquely provided with rectangular guide grooves 31, the inclined direction of the guide grooves 31 is perpendicular to the surface of the nail seat tongue portion 22, the upper surface of the outer portion of the fixed handle 1 is provided with a first anti-slip block 32, so that the situation that medical workers slip hands due to water stain or sweat during an operation to influence the operation is avoided, the movable plate 33 is arranged below the front end of the movable handle 2, and the inclined pressing plate 34 is obliquely arranged below the movable plate 33.

Further, the movable plate 33 is rotatably connected with the movable handle 2 and the inclined pressing plate 34 through the rotating mounting seat 35, the two sides of the inclined pressing plate 34 are fixedly connected with the guide blocks 36 respectively, the guide blocks 36 are slidably mounted inside the guide grooves 31, the lower end face of the inclined pressing plate 34 is fixedly connected with the nail pressing plate 37, so that the movable handle 2 is pressed, under the matching of the movable plate 33 and the rotating mounting seat 35, the pressure is transmitted to the inclined pressing plate 34, the inclined pressing plate 34 drives the nail pressing plate 37 to fold the anastomosis nail 23 downwards, the mutual matching of the guide blocks 36 and the guide grooves 31 can ensure that the nail pressing plate 37 is pressed downwards along the inclined direction, so that the stress of the anastomosis nail 23 is maximum, and the second anti-slip blocks 38 are arranged on the surface of the pressing face of the movable handle 2, so that medical personnel can be prevented from causing hand slip due to water stain or sweat during surgery and affecting the performance of the surgery.

Further, the upper end face of the fixed handle 1 is provided with a safety plug 39 in a penetrating mode, the bottom of the safety plug 39 is arranged on an inclined plane, so that the upper end face of the safety plug can be abutted when the movable handle 2 is in a natural state to open safety, the accidental touch triggering is avoided, a circular groove 40 is formed in the upper end face of the safety plug 39, a connecting plate 41 is fixedly connected to the upper end of one side of the circular groove 40, a rotating column 42 is rotatably mounted on the upper surface of the connecting plate 41, a lifting handle 43 is fixedly connected to the upper end of the rotating column 42, and a first fixing plate 44 is vertically connected to the upper end face of the fixed handle 1. In addition, in specific application, the inclined surface at the bottom of the safety catch 39 is equal to the inclined degree of the upper end surface of the movable handle 2 in the natural state.

Further, a second fixing plate 45 is fixedly mounted at the upper end of the first fixing plate 44, a rectangular through hole 46 is formed in the surface of the second fixing plate 45 in a penetrating mode, the position of the rectangular through hole 46 corresponds to the carrying handle 43, a fixing cylinder 47 is fixedly connected to the lower surface of the second fixing plate 45, the fixing cylinder 47 is sleeved inside the circular groove 40, a third return spring 48 is fixedly connected between the fixing cylinder 47 and the bottom surface inside the circular groove 40, and therefore when the third return spring 48 is in a natural state, safety is opened, when safety needs to be relieved, the carrying handle 43 is lifted upwards until the carrying handle 43 is completely placed above the second fixing plate 45, the carrying handle 43 is screwed to ninety degrees, the carrying handle is clamped above the rectangular through hole 46, the safety plug 39 is pulled away from the inside of the fixing handle 1, and safety is relieved.

Further, the equal fixed mounting in fixed handle 1 both sides outer wall surface has the safe piece to place board 49 and fixed spacing axle 50, the safe piece is placed board 49 and fixed spacing axle 50 and all is set up in pressing the board 13 top, fixed spacing axle 50 rotates in surface and installs safe piece 51, the one side that fixed spacing axle 50 was kept away from on safe piece 51 surface is provided with the grip ring 52, thereby the pulling grip ring 52, make safe piece 51 encircle fixed spacing axle 50 and rotate, safe piece 51 blocks into and can open the insurance between pressing board 13 and fixed handle 1, and then avoid the mistake to touch pressing board 13 and make nail storehouse 15 drop, safe piece 51 is placed and is placed board 49 surfaces and can relieve the insurance at the safe piece. In a specific application, the thickness of the safety block 51 is equal to the distance between the pressing plate 13 and the sidewall of the fixed handle 1 when the first return spring 14 is in a natural state.

The working principle is as follows: when the anti-theft device is used, the lifting handle 43 is lifted upwards until the lifting handle 43 is completely placed above the second fixing plate 45, the lifting handle 43 is screwed for ninety degrees and clamped above the rectangular through hole 46, the safety bolt 39 is further pulled away from the inside of the fixed handle 1, the safety of the movable handle 2 is relieved, the surfaces of the first anti-skid block 32 and the second anti-skid block 38 are held by hands, the movable handle 2 is pressed, the front end of the movable handle 2 deviates downwards around the fixing shaft 3, the movable plate 33 and the inclined pressing plate 34 are sequentially driven to press downwards, the guide block 36 slides downwards along the inner wall of the guide groove 31 in an inclined mode, the inclined pressing plate 34 is guided, and the direction of the pressing plate 37 is kept to be pressed downwards;

meanwhile, the telescopic spring 26 pushes the second connecting plate 25 under the action of elastic force, the second connecting plate 25 pushes the nail pushing block 24, the nail pushing block 24 pushes the staples 23, the inclined surface of the nail pushing block 24 enables the staples 23 to keep an inclined state, when the staples 23 are pushed to the surface of the nail seat tongue 22, the placement direction of the staples 23 is perpendicular to the surface of the nail seat tongue 22, the staples 23 are kept stable in the pushing process, when the first staples 23 are pushed to the front end of the nail seat tongue 22, the staple limiting block 19 limits the position, under the mutual matching of the nail seat tongue 22 and the nail pressing plate 37, the first staples 23 are bent and sewn to the wound, under the action of the elastic force of the telescopic spring 26, the first bent staples are pushed out, the second staples 23 are pushed to the front end of the nail seat tongue 22, the movable handle 2 is released, the second return spring 29 is ejected to drive the movable handle 2 to return, the operation can be repeated to trigger the anastomosis nail 23;

after the staples 23 in the magazine 15 are completely used, the grip rings 52 are pulled respectively to rotate the safety block 51 around the fixed limit shaft 50, the safety block 51 is placed on the surface of the safety block placing plate 49 to release the safety of the pressing plate 13, simultaneously pressing the two pressing plates 13, the pressing plates 13 driving the connecting rod 12 to move towards the inside of the fixed handle 1, the connecting rod 12 driving the first connecting plate 8 to slide in the mounting groove 5, the pulleys 9 at the two ends of the first connecting plate 8 can assist the first connecting plate 8 to slide, saving the force for pressing the pressing plates 13, the first connecting plate 8 driving the connecting block 10 and the T-shaped fixture block 11 to slide in sequence, the T-shaped fixture block 11 sliding out from the inside of the T-shaped clamping groove 17, releasing the limit connection between the nail bin 15 and the fixed handle 1, the nail bin 15 can be taken down, and after the pressing plate 13 is loosened, the compressed first return spring 14 is ejected out, so that the pressing plate 13 is quickly returned;

after new anastomosis nails 23 are placed on the surface of the nail seat 20, the pressing plate 13 is pressed again to enable the T-shaped fixture block 11 to slide out, the limiting bump 16 at the upper end of the nail bin 15 is clamped into the limiting groove 4 at the bottom end of the fixed handle 1, at the moment, the positions of the T-shaped fixture block 11 and the T-shaped clamping groove 17 are just corresponding, the pressing plate 13 is loosened, the pressing plate 13 is reset quickly to drive the T-shaped fixture block 11 to be clamped into the T-shaped clamping groove 17, the nail bin 15 is connected with the fixed handle 1, the holding ring 52 is pulled again to enable the safety block 51 to be clamped between the pressing plate 13 and the fixed handle 1, the safety of the pressing plate 13 is started, and the phenomenon that the nail bin 15 is dropped due to mistakenly touching the pressing plate 13 is avoided;

when the stapler is suspended, the handle 43 is slightly lifted upwards, the handle 43 is twisted for ninety degrees in the opposite direction, the compressed third return spring 48 is ejected to drive the handle 43 to freely descend along the inner wall of the rectangular through hole 46, and then the safety plug 39 is driven to descend, the upper end face of the movable handle is supported by the bottom face of the safety plug 39, and the staple 23 is prevented from being mistakenly hit and wasted.

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. The utility model provides a skin anastomat of removable nail storehouse, includes fixed handle (1), activity handle (2) and nail storehouse (15), its characterized in that: the lower end face of the front end of the fixed handle (1) is provided with a limiting groove (4), the inner wall surfaces of two sides of the bottom of the front end of the fixed handle (1) are respectively provided with a mounting groove (5), the inner wall surfaces of two ends of the mounting groove (5) are respectively provided with a first pulley mounting groove (6), one end of the first pulley mounting groove (6) is provided with a second pulley mounting groove (7), the second pulley mounting groove (7) is fixedly connected with the inner wall surface of the fixed handle (1), a first connecting plate (8) is movably mounted in the mounting groove (5), two ends of the first connecting plate (8) are respectively provided with a pulley (9), the pulley (9) is slidably connected in the first pulley mounting groove (6) and the second pulley mounting groove (7), the bottoms of two ends of the first connecting plate (8) are respectively provided with a connecting block (10), the bottom of the connecting block (10) is fixedly connected with a T-shaped clamping block (11), one side of the first connecting plate (8) is symmetrically provided with connecting rods (12), the connecting rods (12) penetrate through the side face of the fixed handle (1), the tail ends of the two connecting rods (12) are fixedly connected with a pressing plate (13), a first reset spring (14) is fixedly connected between the pressing plate (13) and the outer side face of the fixed handle (1), the nail bin (15) is arranged at the bottom of the front end of the fixed handle (1), the upper end face of the nail bin (15) is provided with a limiting lug (16) and a T-shaped clamping groove (17), the limiting lug (16) is matched with the limiting groove (4) in shape and size, the T-shaped clamping groove (17) is matched with the position and size of the T-shaped clamping block (11), and the outer wall surfaces of the two sides of the fixed handle (1) are both fixedly provided with a safety block placing plate (49) and a fixed limiting shaft (50), the safety block placing plate (49) and the fixed limiting shaft (50) are arranged above the pressing plate (13), the surface of the fixed limiting shaft (50) is rotatably provided with a safety block (51), and one side, far away from the fixed limiting shaft (50), of the surface of the safety block (51) is provided with a holding ring (52).

2. The skin stapler with a replaceable cartridge of claim 1, wherein: the movable handle (2) is arranged inside the fixed handle (1), a fixed shaft (3) is fixedly arranged between two side walls inside the fixed handle (1), the movable handle (2) is rotatably connected with the fixed shaft (3), a nail outlet (18) is formed in the front end of the nail bin (15), and anastomotic nail limiting blocks (19) are arranged at the upper ends of two side walls of the nail outlet (18) respectively.

3. The skin stapler with a replaceable cartridge of claim 2, wherein: the nail fixing device is characterized in that a nail seat (20) is fixedly mounted on the bottom surface inside the nail bin (15), anastomotic nail placing grooves (21) are formed in the surfaces of the two sides of the nail seat (20), a nail seat tongue portion (22) is obliquely arranged at the front end of the nail seat (20), anastomotic nails (23) and nail pushing blocks (24) are arranged on the surface of the nail seat (20), the nail feet of the anastomotic nails (23) are placed inside the anastomotic nail placing grooves (21), and the nail pushing blocks (24) are movably mounted at the tail ends of the anastomotic nails (23).

4. The skin stapler with a replaceable cartridge of claim 3, wherein: the surface, which is in contact with the staple (23), of the staple pushing block (24) is an inclined surface perpendicular to the surface of the staple seat tongue (22), a second connecting plate (25) is fixedly connected to one side, which is far away from the staple (23), of the staple pushing block (24), a telescopic spring (26) and a first guide rod (27) are arranged between the second connecting plate (25) and the inner wall of the staple bin (15), and the first guide rod (27) is sleeved inside a ring coil of the telescopic spring (26).

5. The skin stapler with a replaceable cartridge of claim 4, wherein: fixed handle (1) inside both sides all are provided with fixed block (28), one side inclined plane fixed surface of fixed block (28) is connected with second reset spring (29), second guide bar (30) have been cup jointed to second reset spring (29) inside, second reset spring (29) with the end of second guide bar (30) all with movable handle (2) front end contacts.

6. The skin stapler with a replaceable cartridge of claim 5, wherein: the utility model discloses a nail seat tongue piece, including fixed handle (1), fixed handle (1) both sides inner wall surface all inclines to be provided with rectangle guide way (31), the incline direction of guide way (31) with nail seat tongue portion (22) surface looks is perpendicular, fixed handle (1) outside upper surface is provided with first non slipping spur (32), activity handle (2) front end below is provided with fly leaf (33), fly leaf (33) below slope is provided with oblique clamp plate (34).

7. The skin stapler with a replaceable cartridge of claim 6, wherein: the movable plate (33) is rotatably connected with the movable handle (2) and the inclined pressing plate (34) through a rotating mounting seat (35), guide blocks (36) are fixedly connected to two sides of the inclined pressing plate (34) respectively, the guide blocks (36) are slidably mounted inside the guide grooves (31), a nail pressing plate (37) is fixedly connected to the lower end face of the inclined pressing plate (34), and a second anti-skid block (38) is arranged on the surface of the pressing face of the movable handle (2).

8. The skin stapler with a replaceable cartridge of claim 7, wherein: the fixing handle is characterized in that a safety plug (39) penetrates through the upper end face of the fixing handle (1), the bottom of the safety plug (39) is arranged to be an inclined plane, a circular groove (40) is formed in the upper end face of the safety plug (39), a connecting plate (41) is fixedly connected to the upper end of one side of the circular groove (40), a rotating column (42) is installed on the connecting plate (41) in a rotating mode, a lifting handle (43) is fixedly connected to the upper end of the rotating column (42), and a first fixing plate (44) is perpendicularly connected to the upper end face of the fixing handle (1).

9. The skin stapler with a replaceable cartridge of claim 8, wherein: first fixed plate (44) upper end fixed mounting has second fixed plate (45), second fixed plate (45) surface runs through and is provided with rectangle through-hole (46), rectangle through-hole (46) position with carrying handle (43) are corresponding, second fixed plate (45) lower fixed surface is connected with solid fixed cylinder (47), gu fixed cylinder (47) cup joints inside circular slot (40), gu fixed cylinder (47) with fixedly connected with third reset spring (48) between the inside bottom surface of circular slot (40).