CN112932584A

CN112932584A - Anastomat with quick reset function

Info

Publication number: CN112932584A
Application number: CN202110324488.3A
Authority: CN
Inventors: 金富康; 沈礼宝
Original assignee: Suzhou Frankenman Medical Equipment Co Ltd
Current assignee: Suzhou Frankenman Medical Equipment Co Ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-06-11
Anticipated expiration: 2041-03-26
Also published as: CN112932584B

Abstract

The invention relates to the technical field of skin anastomats and discloses an anastomat with a quick reset function, which comprises a shell, a handle and a nail seat, wherein the handle is movably connected inside the shell, a lower pressing rod is fixedly arranged at one end of the handle, a nail pressing rod is movably connected at one end of the lower pressing rod, a nail pressing plate is fixedly arranged at one end of the nail pressing rod, the nail seat is fixedly arranged at the bottom of the shell, a disinfecting device is fixedly arranged on the nail seat, a safety post and a reset spring are fixedly arranged on the upper end face of the handle, a safety device and a quick reset device which are matched with the safety post and the reset spring are fixedly arranged at the top inside the shell, the safety device comprises a safety main body, a conical block, a telescopic rod and a second reset spring, and the quick reset device comprises an L-shaped plate, a fixed shaft, a. The invention can realize the functions of secondary disinfection, anastomat safety and quick reset after nail ejection.

Description

Anastomat with quick reset function

Technical Field

The invention relates to the technical field of skin anastomats, in particular to an anastomat with a quick reset function.

Background

Staplers are devices used in medicine to replace manual suturing, the main working principle being the detachment or anastomosis of tissue by titanium staples, similar to staplers. According to different application ranges, the surgical stapler can be mainly divided into a skin stapler, a circular stapler for digestive tracts (esophagus, stomach and intestine and the like), a rectal stapler, a circular hemorrhoid stapler, a circumcision stapler, a blood vessel stapler, a hernia stapler, a lung cutting stapler and the like. Compared with the traditional manual suture, the instrument suture has the following advantages: the operation is simple and convenient, the operation time is saved, the disposable operation is realized, the cross infection is avoided, the suture is tight and moderate in tightness by utilizing titanium nails or stainless steel nails (skin suture devices), few side effects are realized, the operation complications are effectively reduced, and the like. The existing skin anastomat cannot perform secondary disinfection on internal anastomosis nails before use, and is lack of a safety mechanism, often causes the problems that the nails are mistakenly taken out by hands, and in addition, the handle is slower to reset or cannot be reset after the nails are taken out, so that inconvenience is brought to the operation.

An effective solution to the problems in the related art has not been proposed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the anastomat with the rapid resetting function, which has the advantages of secondary disinfection, triggering safety, rapid resetting and the like in the anastomat, and solves the problems that the existing skin anastomat cannot perform secondary disinfection on internal anastomosis nails before use, a safety mechanism is lacked, the nails are frequently mistakenly taken out by hands, in addition, the handle is slower in resetting or cannot be reset after the nails are taken out, and the like, and brings inconvenience to the operation.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: an anastomat with quick reset function comprises a shell and a handle, wherein the handle is movably connected inside the shell, a lower pressing rod is fixedly arranged at one end of the handle, a nail pressing rod is movably connected at one end of the lower pressing rod, a nail pressing plate is fixedly arranged at one end of the nail pressing rod, a guide box is fixedly arranged inside the shell, two ends of the guide box are open, a guide channel is formed in the guide box, blocking blocks are fixedly arranged on two side walls of the guide box, a nail seat is fixedly arranged at the bottom of the shell, a nail placing bulge is arranged on the upper surface of the nail seat, an anastomosis nail is placed on the nail placing bulge, a nail pushing spring is fixedly arranged on the nail seat, the nail pushing plate is fixedly arranged on the nail pushing spring, a disinfection device is fixedly arranged on the nail seat and comprises a disinfection barrel, a piston, a spring and an extrusion rod, a safety post and a reset spring are fixedly arranged on the upper, the utility model discloses a safety device, including safety post, reset spring, safety main body, conical block, telescopic link and second reset spring, the fixed safety post that is equipped with of safety post up end, mushroom head and cylinder are equipped with on the safety post, reset spring internal fixation is equipped with the bracing piece, the fixed safeties and the quick reset device of mutually supporting with safety post and reset spring that are equipped with in top in the shell, safeties includes insurance main body, conical block, telescopic link and second reset spring, quick reset device includes L shaped plate, fixed axle, adjustable shelf, cylinder and expanding spring.

Preferably, the lower pressure rod is connected with the staple pressing rod through a hinge, the staple pressing plate is arranged in the guide channel, one end of the staple placing protrusion is fixedly provided with a staple discharging tongue portion, one side of the guide box is provided with a concave surface, the staple discharging tongue portion is arranged in the concave surface, the staple discharging tongue portion can allow staples to pass through the staple discharging tongue portion at a generated interval, the blocking blocks at the two sides extend in opposite directions and can block the unfolded staples, and the staple pressing plate is arranged between the two blocking blocks.

Preferably, the nail pushing plate is arranged on the nail placing protrusion, one end of the nail pushing plate is an inclined plane which inclines upwards, a groove is formed in the nail fixing seat, a through hole is formed in the upper end face of the groove, one end of the disinfection barrel penetrates through the groove, the other end of the disinfection barrel extends above the nail seat, one end of the disinfection barrel is in an open shape, the other end of the disinfection barrel is fixedly provided with the pesticide spraying pipe, the pesticide spraying pipe is a hard bent pipe, and one end of the pesticide spraying pipe is fixedly provided with a spray head.

Preferably, the atomising head is towards the anastomotic nail direction, degassing unit installs in putting nail protruding rear, the disinfection bucket is built-in to be equipped with the piston, the fixed rubber ring that is equipped with of piston up end, the fixed squeeze bar that is equipped with of piston other end, the fixed fixture block that is equipped with in squeeze bar middle part, the fixture block is greater than the through-hole to the card is in the through-hole top, spring one end is fixed to be adorned at fixture block top terminal surface, and entangles the squeeze bar, the squeeze bar other end runs through the through-hole to extend to the nail seat outside, the spring is greater than the disinfection bucket.

Preferably, the mushroom head is fixed to be installed at insurance branch post top, cylinder swing joint divides the post at the insurance to can reciprocate, the two sides are the arc surface about the cylinder, and are greater than the mushroom head, insurance main part pass through insurance main part post movable mounting on the inside roof of shell, institute insurance main part one end and toper piece fixed connection, the toper piece is greater than insurance main part, the second through-hole has been seted up on the toper piece, the second through-hole extends to inside the insurance main part, the telescopic link is equipped with to toper piece one side internal fixation.

Preferably, the telescopic rod is sleeved with a second reset spring, one end of the telescopic rod is fixedly provided with a second clamping block, the upper end face and the lower end face of the second clamping block are inclined planes, the second clamping block extends towards the direction of the second through hole, the safety post is matched with the second through hole, the safety sub-post is smaller than the safety post, the mushroom head is larger than the safety sub-post, one end of the safety post penetrates through the upper end face of the shell and extends to the outside, one end of the safety main body post, which extends to the outside, is fixedly provided with a button, the lower end face of the button is fixedly provided with a third reset spring, and the other end of the third reset spring is fixed on the upper end face of the shell and sleeved with the safety post.

Preferably, the L-shaped plate is fixedly arranged at the top inside the shell, one end of the supporting rod penetrates through the L-shaped plate and extends to the inside of the shell, one end of the second reset spring is fixedly connected with the bottom surface of the L-shaped plate, and a fixed shaft is fixedly arranged on one surface far away from the supporting rod.

Preferably, the movable frame is rotatably connected to two ends of the fixed shaft, the movable frame is movably connected with the roller, the roller and the middle of the movable frame corresponding to the support rod are fixedly provided with the fixed rod, the fixed rod is provided with the telescopic spring, and the surface of the other end of the telescopic spring, which is provided with the support rod, is connected.

(III) advantageous effects

Compared with the prior art, the invention provides the anastomat with the rapid resetting function, which has the following beneficial effects:

1. according to the invention, the disinfection device is arranged on the nail seat, so that when an operation is prepared, the extrusion rod is pressed firstly, the extrusion rod can drive the piston to move towards the inside of the disinfection barrel, the disinfection water originally placed in the disinfection barrel is sprayed out from the spray head through the extrusion of the piston, the disinfection fog water floats to the whole range near the stored anastomotic nail, the secondary disinfection of the internal range of the instrument is realized, and the skin of a patient is prevented from being infected;

2. the invention installs the safety device and the safety post on the shell, thereby when needing to add safety, the button is pressed to lead the safety main body to drive the conical block to press downwards, firstly, the mushroom head is firstly sleeved into the second through hole, then, the upper surface of the mushroom head is firstly contacted with the inclined plane of the lower end surface of the second clamping block, the second clamping block is contracted back through the telescopic rod and the second reset spring, the second clamping block extends out to be contacted with the safety branch post after passing through the mushroom head, the upper end surface of the second clamping block is clamped on the upper end surface of the mushroom head, at this time, the safety locking can be realized, when needing to be relieved, the safety post is moved towards the top of the second through hole by holding the handle, when the top of the mushroom head is pushed to the top of the second through hole, the anastomat can not go out of the nail, when the safety post rises, the second clamping block can be clamped into the bottom of the cylinder, when the safety post is released, the safety, when the upper end face of the cylinder props against the lower end face of the mushroom head, the second clamping column can slide out along the circular arc face of the cylinder, and the second clamping column directly slides above the mushroom head, so that the safety device is automatically released, the safety device is not a locked safety device, the safety device can only be used for one time each time, and is automatically released after being used, the nail can be prevented from being mistakenly taken out by a hand, and the normal use can be realized when the handle is pressed for the second time;

3. the quick reset device, the support rod and the reset spring on the shell are mutually matched, so that when the handle is held, the support rod protrudes upwards, the end part of the support rod can contact with the roller, the quick reset device is extruded to the top of the shell, after the handle is used, the support rod is reset through the second reset spring, and the fixing frame is reset through the telescopic spring, so that the end part of the support rod on the top of the roller is helped to quickly reset the handle, the condition that the anastomat cannot be normally or quickly reset for continuous use is avoided, and the repeated use deformation of the second reset spring can be reduced;

4. according to the invention, the lower pressing rod is fixedly arranged at one end of the handle and hinged with the nail pressing rod, the nail pressing rod can randomly change the pressing position through the hinged relation, and then the nail pressing plate is guided by the guide channel in the guide box, so that the problem of inaccurate nail pressing in the prior art is solved.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is an exploded view of the internal structure of the present invention;

FIG. 3 is an overall cross-sectional view of the present invention;

FIG. 4 is an exploded view of the staple pressing plate and guide box of the present invention;

FIG. 5 is a schematic view of a nail holder according to the present invention;

FIG. 6 is an exploded view of the disinfection device of the present invention;

FIG. 7 is a cross-sectional view of a safety device of the present invention;

FIG. 8 is a schematic view of a safety post according to the present invention

FIG. 9 is a schematic view of a second latch of the present invention

Fig. 10 is a schematic view of the quick reset device of the present invention.

In the figure: 1. a housing; 2. a grip; 3. a lower pressure lever; 4. pressing the nail rod; 5. pressing a nail plate; 6. a guide box; 7. a guide way; 8. an intercepting block; 9. a nail seat; 10. placing a nail bulge; 11. a nail pushing spring; 12. a nail pushing plate; 13. a sterilizing device; 14. a sterilizing barrel; 15. a piston; 16. a spring; 17. a safety post; 18. separating the insurance column; 19. mushroom heads; 20. a cylinder; 21. a return spring; 22. a support bar; 23. a safety device; 24. a quick reset device; 25. a fuse body; 26. a conical block; 27. a telescopic rod; 28. a second return spring; 29. an L-shaped plate; 30. a fixed shaft; 31. a movable frame; 32. a drum; 33. a tension spring; 34. the nail tongue part is discharged; 35. a concave surface; 36. anastomosis nails; 37. a groove; 38. a through hole; 39. a pesticide spraying pipe; 40. a spray head; 41. sealing the rubber ring; 42. an extrusion stem; 43. a clamping block; 44. a circular arc surface; 45. a second fixture block; 46. a button; 47. a third return spring; 48. fixing the rod; 49. a second via.

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 proposes an anastomat with a quick reduction.

In a typical embodiment of the present application, as shown in fig. 1 to 8, a stapler with a quick reset comprises a housing 1 and a handle 2, characterized in that: the nail-pushing device is characterized in that the handle 2 is movably connected inside the shell 1, one end of the handle 2 is fixedly provided with a lower pressure rod 3, one end of the lower pressure rod 3 is movably connected with a nail-pressing rod 4, one end of the nail-pressing rod 4 is fixedly provided with a nail-pressing plate 5, the inside of the shell 1 is fixedly provided with a guide box 6, the guide box 6 is provided with two open ends, the interior of the guide box is provided with a guide channel 7, two side walls of the guide box 6 are fixedly provided with blocking blocks 8, the bottom of the shell 1 is fixedly provided with a nail seat 9, the upper surface of the nail seat 9 is provided with a nail-placing bulge 10, an anastomotic nail 36 is arranged on the nail-placing bulge 10, a nail-pushing spring 11 is fixedly arranged on the nail seat 9, the nail-pushing plate 12 is fixedly arranged on the nail-pushing spring 11, a sterilizing device 13 is fixedly arranged on the nail seat 9, the sterilizing device comprises a sterilizing barrel 14, a piston 15, the fixed insurance that is equipped with of insurance post 17 up end divides post 18, the insurance is divided and is equipped with mushroom head 19 and cylinder 20 on the post 18, reset spring 21 internal fixation is equipped with bracing piece 22, the fixed safeties 23 and the quick resetting means 24 that are equipped with and mutually support with insurance post 17 and reset spring 21 in the shell 1 top, safeties 23 includes insurance main part 25, conical block 26, telescopic link 27 and second reset spring 28, quick resetting means 24 includes L shaped plate 29, fixed axle 30, adjustable shelf 31, cylinder 32 and expanding spring 33.

Further, in the above scheme, the lower pressure bar 3 is connected with the nail pressing bar 4 through a hinge, the nail pressing plate 5 is arranged in the guide channel 7, one end of the nail placing protrusion 10 is fixedly provided with a nail tongue discharging portion 34, one side of the guide box 6 is provided with a concave surface 35, the nail tongue discharging portion 34 is arranged in the concave surface 35, a gap generated between the nail pressing plate and the nail tongue discharging portion is capable of allowing the staples 36 to pass through, in order to prevent the staples 36 on the nail tongue discharging portion 34 from being directly pushed out of the stapler under the thrust of the nail pushing plate 12, the two side walls of the guide box 6 are fixedly provided with the blocking blocks 8, the staples 36 slide through the upper portions of the two side blocking blocks 8, the legs of the staples 36 are clamped between the two side blocking blocks 8, the two side blocking blocks 8 extend in opposite directions to block the unfolded staples 36, the nail pressing plate 5 is arranged between the two side blocking blocks 8, so that when in use, the handle 2 is firstly pinched out, then the other end of the handle 2 can drive the lower pressure rod 3 and the nail pressing rod 4 to press downwards, at this time, the hinged relation between the lower pressure rod 3 and the nail pressing rod 4 can change the downward pressing position of the nail pressing rod 4 at will, then the nail pressing plate 5 is guided by the guide channel 7 in the guide box 6, so that nail pressing is realized, when the staples 36 on the nail-out tongue portion 34 slide out to the position between the intercepting blocks 8 at the two sides, the staples can be intercepted by the intercepting blocks 8, the staples 36 cannot fall out of the outside, when the nail pressing plate 5 slides downwards, the staples 36 are pressed, the staples 36 can slide out after being folded to be smaller than the intercepting range of the intercepting blocks 8, and only one staple 36 is contained in the guide box 6 each time.

Further, in the above scheme, the nail pushing plate 12 is arranged on the nail placing protrusion 10, one end of the nail pushing plate 12 is an inclined surface which inclines upwards, a groove 37 is formed in the nail fixing seat 9, a through hole 38 is formed in the upper end surface of the groove 37, one end of the sterilizing barrel 14 penetrates through the inside of the groove 37, the other end of the sterilizing barrel extends above the nail seat 9, one end of the sterilizing barrel 14 is open, a medicine spraying pipe 39 is fixedly arranged at the other end of the sterilizing barrel, the medicine spraying pipe 39 is a hard bent pipe, and a spraying head 40 is fixedly arranged at one end of the medicine spraying pipe 39, so that after each nail is discharged, the nail pushing plate 12 is driven by the nail pushing spring 11 to continuously push out the anastomotic nails 36, and then intermittent nail feeding is realized.

Further, in the above scheme, the spray head 40 faces the direction of the staples 36, the disinfecting device 13 is installed behind the staple placing protrusion 10, the disinfecting barrel 14 is internally provided with the piston 15, the upper end surface of the piston 15 is fixedly provided with the sealing rubber ring 41, the other end of the piston 15 is fixedly provided with the extrusion rod 42, the middle part of the extrusion rod 42 is fixedly provided with the fixture block 43, the fixture block 43 is larger than the through hole 38 and is clamped above the through hole 38, one end of the spring 16 is fixedly arranged on the upper end surface of the fixture block 43 and is sleeved on the extrusion rod 42, the other end of the extrusion rod 42 penetrates through the through hole 38 and extends to the outside of the staple holder 9, the spring 16 is larger than the disinfecting barrel 14, so that when an operation is prepared, the extrusion rod 42 is pressed first, the extrusion rod 42 drives the piston 15 to move towards the inside of the disinfecting barrel 14, and disinfectant originally placed in the disinfecting barrel 14 is sprayed out from the spray head 40 through the, the disinfection fog water floats over the whole range near the stored anastomosis nail 36, so that secondary disinfection of the internal range of the instrument is realized, disinfection liquid is already stored in the disinfection barrel 14, the upper part of the through hole 38 can be clamped through the clamping block 43, and the extrusion rod 42 is prevented from falling out under pressure.

Further, in the above scheme, mushroom head 19 is fixed to be installed at insurance minute post 18 top, cylinder 20 swing joint is on insurance minute post 18 to can reciprocate, cylinder 20 upper and lower two sides is arc surface 44, and is greater than mushroom head 19, insurance main part 25 through insurance main part post movable mounting be in on the inside roof of shell 1, insurance main part 25 one end and toper piece 26 fixed connection, toper piece 26 is greater than insurance main part 25, second through-hole 49 has been seted up on the toper piece 26, second through-hole 49 extends to inside the insurance main part 25, toper piece 26 one side internal fixation is equipped with telescopic link 27.

Further, in the above scheme, the telescopic rod 27 is sleeved with a second return spring 28, one end of the telescopic rod 27 is fixedly provided with a second fixture block 45, the upper and lower end surfaces of the second fixture block 45 are inclined planes, the second fixture block 45 extends towards the second through hole 49, the safety post 17 is matched with the second through hole 49, the safety sub-post 18 is smaller than the safety post 17, the mushroom head 19 is larger than the safety sub-post 18, one end of the safety main post penetrates through the upper end surface of the housing 1 and extends to the outside, one end of the safety main post extending to the outside is fixedly provided with a button 46, the lower end surface of the button 46 is fixedly provided with a third return spring 47, the other end of the third return spring 47 is fixed on the upper end surface of the housing 1 and sleeved on the safety main post, so that when the safety is required, the button 46 is pressed to drive the conical block 26 to be pressed down, firstly, the mushroom head 19 is firstly sleeved into the second through hole 49, the upper surface of the rear mushroom head 19 firstly contacts with the inclined surface of the lower end surface of the second fixture block 45, so that the second fixture block 45 is contracted back through the telescopic rod 27 and the second return spring 28, the second fixture block 45 extends out to contact with the safety branch post 18 after passing through the mushroom head 19, the upper end surface of the second fixture block 45 is clamped on the upper end surface of the mushroom head 19, at the moment, safety locking can be realized, when releasing is needed, the safety post 17 is moved to the top of the second through hole 49 by holding the handle 2, when the top of the mushroom head 19 is propped against the top of the second through hole 49, the stapler cannot be nailed out, when the safety post 17 is ascended, the second fixture block 45 is clamped into the bottom of the cylinder 20, when releasing the hand, the safety post 17 is reset downwards, the second fixture block 45 can prop up against the cylinder 20, when the upper end surface of the cylinder 20 props against the lower end surface, the inclined plane of the upper end surface of the second fixture block 45 can slide out along the arc surface 44 of the cylinder 20 by combining the elasticity of the third return spring 47, at the moment, the second fixture block 45 directly slides above the mushroom head 19, the cylinder 20 automatically slides to the bottom of the safety sub-column 18, at the moment, the safety device 23 is automatically released, the safety device 23 is not a locked safety device and can only be used for one time each time, the safety device is automatically released after use, the nail can be prevented from being mistakenly taken out by hands, and the handle 2 can be normally used after being pressed for the second time.

Further, in the above solution, the L-shaped plate 29 is fixedly installed at the top inside the housing 1, one end of the supporting rod 22 penetrates through the L-shaped plate 29 and extends into the L-shaped plate 29, one end of the second return spring 28 is fixedly connected to the bottom surface of the L-shaped plate 29, and the fixing shaft 30 is fixedly installed on the surface far away from the surface where the supporting rod 22 is installed.

Further, in the above solution, the movable frame 31 is rotatably connected to both ends of the fixed shaft 30, the movable frame 31 is movably connected with a roller 32, a fixed rod 48 is fixedly arranged between the roller 32 and the movable frame 31 corresponding to the support rod 22, the fixed rod 48 is provided with an extension spring 33, the other end of the extension spring 33 is connected with the surface provided with the support rod 22, so that when the grip 2 is held, the supporting rod 22 is protruded upward, the end of the supporting rod 22 contacts the roller 32, the quick return device 24 is pushed to the top of the housing 1, and after use, the supporting rod 22 is returned by the second return spring 28, at this time, the movable frame 31 returns to the original position through the expansion spring 33, so that the roller 32 pushes against the end of the supporting rod 22 to help the grip 2 to return rapidly, further, the stapler can be prevented from being reset for continuous use, and the second return spring 28 can be prevented from being deformed after being used for multiple times.

When the nail pressing device is used, the handle 2 is pinched out, the other end of the handle 2 carries the lower pressing rod 3 and the nail pressing rod 4 to press downwards, the hinged relation between the lower pressing rod 3 and the nail pressing rod 4 can change the downwards pressing position of the nail pressing rod 4 at will, then the nail pressing plate 5 is guided by the guide channel 7 in the guide box 6, so that nail pressing is realized, in order to prevent staples 36 on the nail tongue portion 34 from being directly pushed out of the stapler under the thrust of the nail pushing plate 12, the blocking blocks 8 are fixedly arranged on the two side walls in the guide box 6, when the staples 36 on the nail tongue portion 34 slide out to the blocking blocks 8 on the two sides, the staples 36 are blocked by the blocking blocks 8, two legs of the staples 36 are clamped between the blocking blocks 8 on the two sides, so that the staples 36 cannot fall out of the outside, and when the nail pressing plate 5 slides downwards to press the staples 36, the staples 36 can slide out of the outside after being folded to be smaller than the interception range between the interception blocks 8 at the two sides, so that after the staples are discharged each time, the staple pushing spring 11 drives the staple pushing plate 12 to continuously push out the staples 36, when an operation is prepared, the extrusion rod 42 is pressed first, the extrusion rod 42 drives the piston 15 to move towards the inside of the disinfection barrel 14, the disinfection water originally placed in the disinfection barrel 14 is sprayed out from the spray head 40 through the extrusion of the piston 15, the disinfection fog flows to the whole range near the stored staples 36, so that the secondary disinfection of the internal range of the instrument is realized, the disinfection liquid is already stored in the disinfection barrel 14, the upper part of the through hole 38 can be clamped through the fixture block 43 to prevent the extrusion rod 42 from falling out through the pressure, when the insurance is needed, the button 46 is pressed to enable the insurance main body 25 to drive the conical block 26 to press downwards, the mushroom head 19 is firstly sleeved into the second through hole 49, the upper surface of the second mushroom head 19 firstly contacts the inclined surface of the lower end surface of the second fixture block 45, so that the second fixture block 45 is contracted back through the telescopic rod 27 and the second return spring 28, the second fixture block 45 extends out to contact the safety branch post 18 after passing through the mushroom head 19, the upper end surface of the second fixture block 45 is clamped on the upper end surface of the mushroom head 19, and then safety locking can be realized, when the safety lock needs to be released, the safety post 17 is moved to the top of the second through hole 49 only by holding the handle 2, when the top of the mushroom head 19 is pushed to the top of the second through hole 49, the stapler cannot be driven out, when the safety post 17 is lifted, the second fixture block 45 is clamped at the bottom of the cylinder 20, when the hand is released, the safety post 17 is reset downwards, the second fixture block 45 pushes the cylinder 20 to move upwards, when the upper end surface of the cylinder 20 pushes the lower end surface of the mushroom head 19, the elasticity of the third return spring 47 is combined, so that the inclined surface of the upper end surface of the second fixture block 45, at this moment, the second fixture block 45 directly slides to the upper part of the mushroom head 19, at this moment, the safety device 23 is automatically released, the safety device 23 is not locked safety, the safety device can only be used for one time each time, and the safety device is automatically released after use, so that when the handle 2 is held, the supporting rod 22 protrudes upwards, the end part of the supporting rod 22 contacts the roller 32, the quick return device 24 is extruded to the top of the shell 1, after the use, the supporting rod 22 is returned through the second return spring 28, at this moment, the movable frame 31 is restored through the expansion spring 33, the end part of the supporting rod 22 is pushed by the roller 32 to help the handle 2 to quickly return, the situation that the anastomat cannot return to be continuously used is further prevented, and the situation that the second return spring 28 deforms after multiple times of use.

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 an anastomat with quick reset, includes shell (1) and handle (2), its characterized in that: the nail pushing device is characterized in that the handle (2) is movably connected inside the shell (1), one end of the handle (2) is fixedly provided with a lower pressing rod (3), one end of the lower pressing rod (3) is movably connected with a nail pressing rod (4), one end of the nail pressing rod (4) is fixedly provided with a nail pressing plate (5), the shell (1) is fixedly provided with a guide box (6), the guide box (6) is open at two ends and is internally provided with a guide way (7), two side walls of the guide box (6) are fixedly provided with intercepting blocks (8), the nail pressing plate (5) is slidably connected between the intercepting blocks (8) at two sides in the guide box (6) through the guide way (7), the bottom of the shell (1) is fixedly provided with a nail seat (9), the upper surface of the nail seat (9) is provided with a nail placing bulge (10), an anastomotic nail (36) is placed on the nail placing bulge (10), and a nail pushing spring (11) is fixedly arranged on the nail, the nail pushing plate (12) is fixedly installed on the nail pushing spring (11), the safety post (17) and the reset spring (21) are fixedly installed on the upper end face of the handle (2), the safety sub-post (18) is fixedly installed on the upper end face of the safety post (17), the mushroom head (19) and the cylinder (20) are installed on the safety sub-post (18), the supporting rod (22) is fixedly installed in the reset spring (21), and the safety device (23) and the quick reset device (24) which are matched with the safety post (17) and the reset spring (21) are fixedly installed at the inner top of the shell (1).

2. The stapler with rapid reduction according to claim 1, wherein: the lower pressing rod (3) is connected with the nail pressing rod (4) through a hinge, one end of the nail placing protrusion (10) is fixedly provided with a nail outlet tongue portion (34), one side of the guide box (6) is provided with a concave surface (35), the nail outlet tongue portion (34) is arranged in the concave surface (35), the generated interval can allow the anastomotic nails (36) to pass through, the two side intercepting blocks (8) extend in opposite directions and can intercept unfolded anastomotic nails (36), the nail pushing plate (12) is arranged on the nail placing protrusion (10), and one end of the nail pushing plate (12) is an inclined plane which inclines upwards.

3. A stapler with a quick reduction according to claim 2, characterized in that: fix degassing unit (13) of being equipped with on nail seat (9), degassing unit includes disinfection bucket (14), piston (15), spring (16) and squeeze stem (42), set up recess (37) in nail seat (9), through-hole (38) have been seted up to recess (37) up end, disinfection bucket (14) one end runs through inside recess (37), and one end extends in nail seat (9) top in addition, disinfection bucket (14) one end is the opening form, and other end is fixed to be equipped with spray tube (39), spray tube (39) are the stereoplasm bend tube, spray tube (39) one end is fixed to be equipped with atomising head (40).

4. A stapler with a quick reduction according to claim 3, characterized in that: spray head (40) orientation coincide nail (36) direction, degassing unit (13) are installed and are being put nail arch (10) rear, disinfection bucket (14) are built-in to be equipped with piston (15), piston (15) up end is fixed to be equipped with sealed rubber ring (41), piston (15) other end is fixed to be equipped with squeeze stem (42), fixed fixture block (43) of being equipped with in squeeze stem (42) middle part, fixture block (43) are greater than through-hole (38) to the card is in through-hole (38) top, spring (16) one end is fixed to be adorned at fixture block (43) top terminal surface, and entangle squeeze stem (42), through-hole (38) are run through to the squeeze stem (42) other end to extend to nail seat (9) outside, spring (16) are greater than disinfection bucket (14).

5. The stapler with rapid reduction according to claim 4, wherein: the mushroom head (19) is fixedly arranged at the top of the safety sub-column (18), the cylinder (20) is movably connected to the safety sub-column (18) and can move up and down, and the upper surface and the lower surface of the cylinder (20) are arc surfaces (44) and are larger than the mushroom head (19).

6. The stapler with rapid reduction according to claim 5, wherein: the safety device (23) comprises a safety main body (25), a conical block (26), an expansion link (27) and a second reset spring (28), the safety main body (25) is movably mounted on the top wall inside the shell (1) through a safety main body column, one end of the safety main body column is fixedly connected with the safety main body (25), the safety main body (25) is fixedly connected with the conical block (26), the conical block (26) is larger than the safety main body (25), a second through hole (49) is formed in the conical block (26), the second through hole (49) extends to the inside of the safety main body (25), the expansion link (27) is fixedly mounted inside one side of the conical block (26), the safety main body column penetrates through the upper end face of the shell (1) and extends to the outside to be fixedly mounted with a button (46), and a third reset spring (47) is fixedly mounted on the lower end face of the button (46), the other end of the third return spring (47) is fixed on the upper end surface of the shell (1) and sleeved on the safety main body column.

7. The stapler with rapid reduction according to claim 6, wherein: the telescopic link (27) is sleeved with a second reset spring (28), one end of the telescopic link (27) is fixedly provided with a second clamping block (45), the upper end face and the lower end face of the second clamping block (45) are inclined planes, the second clamping block (45) extends to the direction of a second through hole (49), the safety post (17) is matched with the second through hole (49), the safety sub-post (18) is smaller than the safety post (17), and the mushroom head (19) is larger than the safety sub-post (18).

8. The stapler with rapid reduction according to claim 7, wherein: quick resetting means (24) include L shaped plate (29), fixed axle (30), adjustable shelf (31), cylinder (32) and expanding spring (33), L shaped plate (29) are fixed to be installed at the inside top of shell (1), bracing piece (22) one end runs through L shaped plate (29) to extend to inside, second reset spring (28) one end is fixed with L shaped plate (29) bottom surface fixed connection, keep away from to be equipped with fixed axle (30) of being equipped with fixed in the one side of bracing piece (22).

9. The stapler with rapid reduction according to claim 8, wherein: the utility model discloses a bracing piece, including fixed axle (30), adjustable shelf (31), swing joint cylinder (32) on adjustable shelf (31), cylinder (32) with bracing piece (22) corresponding adjustable shelf (31) middle fixed dead lever (48) of being equipped with, expanding spring (33) are equipped with on dead lever (48), the face that the bracing piece (22) was equipped with to the expanding spring (33) other end is connected.