Anastomotic stoma reinforcing and repairing assembly, anastomotic device and application

Abstract

The invention discloses an anastomotic stoma reinforcing and repairing assembly, an anastomotic device and application, and relates to the technical field of medical instruments.The repairing assembly comprises a repairing piece, a suture and a buckle, one or more free ends of the suture are fixedly connected with the buckle, and the buckle fixes the free end of the suture and meanwhile fixes the free end to a gun body of an anastomat; after the anastomat clamps the tissue or the anastomat completes cutting and anastomosis, the buckle is detached, the suture is drawn out by pulling the buckle, and the repairing sheet is separated from the anastomat. The anastomosis device comprises an anastomotic stoma reinforcing and repairing assembly and an anastomat. The anastomat in the application is applied to tissues and performs cutting, separating and anastomosing actions on the tissues; the anastomotic stoma reinforcing and repairing assembly is used for reinforcing tissues. The repairing assembly has the effect of reinforcing the tissue, is convenient to assemble and disassemble, and has no falling risk in the using process.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, and in particular to an anastomotic reinforcement and repair component, an anastomotic device and applications. Background Art

[0002] The stapler is a medical device used in medicine to replace manual suturing. It fires and implants interlaced titanium nails into the tissue for cross-suturing, thereby achieving tissue severance, closure, and functional reconstruction of organs. Compared with traditional manual suturing, stapler suturing has the advantages of simple and convenient operation, shortened operation time, reduced probability of postoperative complications in patients, and improved operation efficiency. It can also complete the anastomosis of difficult parts that are difficult to handle with traditional manual suturing. Therefore, staplers are widely used in thoracic surgery, gastrointestinal surgery, hepatobiliary surgery, urology surgery, and other surgeries.

[0003] Although the existing staplers have been widely used in clinical surgery, the existing patch assembly method is a sleeve-shaped patch with fixed sides. The patch is sleeved on the stapler magazine assembly, and the patch is elastically expanded by the sleeve and installed on the stapler magazine assembly. The assembly process is difficult, and the sutures on both sides are not fixed, which is easy to interfere with the operation. The existing reinforcement patch is complicated to assemble with the stapler magazine and anvil, and the anastomosis cannot be tightly closed. The reinforcement effect is poor, resulting in bleeding, air leakage or exudation during or after the operation. Summary of the invention

[0004] In view of the problems existing in the prior art, the present invention provides an anastomotic reinforcement and repair component, an anastomotic device and applications.

[0005] To achieve the above purpose, the technical solution adopted by the present invention is as follows:

[0006] A stoma reinforcement and repair assembly, characterized in that it includes a patch, a suture and a buckle, wherein one or more free ends of the suture are fixedly connected to the buckle, the buckle fixes the free end of the suture and is simultaneously fixed to the gun body of the stapler, after the stapler clamps the tissue or after the stapler completes cutting and anastomosis, the buckle is removed, the suture is pulled out by pulling the buckle, and the patch is separated from the stapler.

[0007] Based on the above technical solution, further, a groove is provided at one end of the patch, a convex portion is provided at the other end of the patch, a plurality of holes are provided between the groove and the convex portion, and sutures are cross-threaded through the holes and between the groove and the convex portion.

[0008] Based on the above technical solution, further, it also includes a backing, and the two side edges of the patch and the backing are detachably sutured by sutures; wherein the patch and the backing are both made of degradable materials; and the sutures are absorbable sutures or non-absorbable sutures.

[0009] Based on the above technical solution, further, the end of the backing or patch is provided with an end cap; wherein, the end edge of the backing is folded toward the other end of the backing to form an end cap connected to the backing, or, both sides of the backing are simultaneously folded inwardly close to the position of the stitching to form an end cap connected to the backing; the end edge of the patch is folded toward the other end of the patch to form an end cap connected to the patch, or, both sides of the patch are simultaneously folded inwardly close to the position of the stitching to form an end cap connected to the patch.

[0010] Based on the above technical solution, further, a guide structure is formed by extending from the end of the patch toward a direction away from the end.

[0011] Based on the above technical solution, further, the buckle includes a first semicircular body, and the two free ends of the first semicircular body are respectively provided with a first extension section and a second extension section, and the first extension section extends in a direction away from the center of the circle, and the second extension section extends in a direction away from the center of the circle.

[0012] Based on the above technical solution, it further includes a sleeve assembly, which uses sutures to fix the patch to the sleeve assembly in a detachable manner; when in use, the sleeve assembly is sleeved on the stapler magazine assembly, and when the sleeve assembly is detached from the stapler magazine assembly, the sutures are tightened to make the patch fit tightly against the stapler magazine assembly.

[0013] Based on the above technical solution, further, the sleeve assembly includes a nail magazine sleeve and an anvil sleeve, and repair pieces are fixed on the nail magazine sleeve and the anvil sleeve respectively by cross-running sutures; the anvil sleeve is provided with a second paddle, the second paddle and one end of the anvil sleeve are an integrally formed structure, the anvil sleeve has a through hole inside, and the second paddle is arranged at one end of the anvil sleeve; the nail magazine sleeve is provided with a first paddle, the first paddle and one end of the nail magazine sleeve are an integrally formed structure, the anvil sleeve has a through hole inside, and the first paddle is arranged at one end of the nail magazine sleeve.

[0014] A stapler comprises an anastomotic stoma reinforcement and repair component, and also comprises a stapler, wherein the stapler comprises a stapler magazine, a stapler anvil and a connecting rod, wherein a stapler magazine sleeve is sleeved on the stapler magazine; an anvil sleeve is sleeved on the stapler anvil; and a buckle is clamped on the connecting rod; during use, a suture is pre-tightened, a first paddle is pulled to disengage the stapler magazine sleeve from a repair piece and the stapler magazine, and a second paddle is pulled to disengage the anvil sleeve from the repair piece and the anvil, and the anvil is disengaged, so that the repair piece is closely attached to the action surfaces of the stapler magazine and the anvil.

[0015] An application of an anastomosis device includes an anastomosis device, wherein the anastomosis device is applied to tissue and performs cutting, separation and anastomosis actions on the tissue; and the anastomosis reinforcement and repair component is used to strengthen the tissue.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] (1) The patch of the present invention has the function of reinforcing tissues, has good biocompatibility and can be completely degraded, is thin and does not affect the use of the stapler, does not increase excessive operations during use, and can effectively reduce postoperative bleeding and air leakage.

[0018] (2) The patch assembly of the present invention is temporarily installed before surgery with the stapler, and the installation process is quick and easy with the sleeve assembly and buckle. The patch of the present invention is a combination of a patch, a backing and a suture, which is pre-bound to the sleeve assembly. When in use, the sleeve assembly is an intermediate medium to assist the patch to be fixed to the stapler magazine assembly. After the sleeve assembly is pulled out, the suture is tightened to make the patch fit the stapler magazine assembly; the suture is fixed to the connecting rod of the stapler gun body by the buckle to avoid possible interference during surgery; at the same time, the buckle can be used as a handle to detach the suture after the operation is completed.

[0019] (3) The present invention adopts a suture binding method. Compared with the existing method of using sutures to sew the reinforcement patch and the elastic material together to make the sleeve elastic, and then detaching the sutures on both sides to take out the sutures and the elastic material, the detachment method of the present invention is safer, less risky, and more effective. In addition, the present invention combines the patch with the sutures, is easy to assemble, has no risk of falling off during use, and is simple and easy to operate when detached. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of a structure in which the convex portion is a rectangle in the present invention;

[0021] Figure 2 A schematic diagram of a suture structure in which the convex portion is semicircular in the present invention;

[0022] Figure 3 A schematic diagram of another suture structure of the patch, suture and backing assembled according to the present invention;

[0023] Figure 4 It is a schematic diagram of the structure of the end cap formed by folding inwards along both sides of the patch sheet of the present invention;

[0024] Figure 5 It is a schematic structural diagram of the nail magazine sleeve of the present invention;

[0025] Figure 6 It is a structural schematic diagram of the nail anvil sleeve of the present invention;

[0026] Figure 7 This is a schematic diagram of the double-layer structure of the buckle of the present invention;

[0027] Figure 8 This is a schematic diagram of the structure of the buckle of the present invention as a single layer;

[0028] Fig. 9 It is a schematic structural diagram of the anastomosis device of the present invention;

[0029] Fig.10 It is a schematic structural diagram of a stapler magazine assembly of a stapler device docking with a gun body of the present invention;

[0030] Figure numerals: 1, patch; 2, suture; 3, nail magazine sleeve; 4, first paddle; 5, nail anvil sleeve; 6, second paddle; 7, first semicircular body; 8, second semicircular body; 9, first extension section; 10, second extension section; 11, third extension section; 12, convex portion; 13, groove; 14, connecting rod; 15, nail magazine; 16, nail anvil; 17, perforation; 18, docking end; 19, backing; 20, connecting hole; 21, end cap; 22, buckle. DETAILED DESCRIPTION

[0031] The present invention is further described and illustrated below in conjunction with the accompanying drawings and specific embodiments. The technical features of each embodiment of the present invention can be combined accordingly without conflicting with each other.

[0032] In order to make the above-mentioned purpose, features and advantages of the present invention more obvious and easy to understand, the specific implementation mode of the present invention is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below. The technical features in each embodiment of the present invention can be combined accordingly without conflicting with each other.

[0033] In the description of the present invention, it is to be understood that when an element is considered to be "connected" to another element, it may be directly connected to the other element or indirectly connected, that is, there are intermediate elements. On the contrary, when an element is said to be "directly" connected to another element, there are no intermediate elements.

[0034] Example 1

[0035] Combination Figure 1-Figure 2 As shown, this embodiment provides an anastomotic reinforcement and repair assembly, which includes a patch 1, a suture 2 and a buckle 22. One or more free ends of the suture 2 are fixedly connected to the buckle 22. The buckle 22 fixes the free end of the suture 2 and is also fixed to the gun body of the stapler. After the stapler clamps the tissue or the stapler completes cutting and anastomosis, the buckle 22 is removed, and the suture 2 is pulled out by pulling the buckle 22 to separate the patch 1 from the stapler. The suture 2 is an absorbable suture 2 or a non-absorbable suture 2; when the absorbable suture 2 is selected, the material of the suture 2 is PGA; when the non-absorbable suture 2 is selected, the material of the suture 2 is PA.

[0036] In this embodiment, a groove 13 is provided at one end of the patch 1, and a convex portion 12 is provided at the other end of the patch 1. A plurality of holes are provided between the groove 13 and the convex portion 12, and the suture 2 is cross-threaded between the groove 13 and the convex portion 12 through the holes. Among them, the setting of the groove 13 structure can improve the problem that the patches on the market need to be cut after use, and the setting of the convex portion 12 structure can be an extension of the patch 1. In order to fit the structure of the stapler magazine assembly, the cross direction can be set according to the positions of the plurality of holes actually set; the holes are circular holes or elliptical holes, and the positions of the holes are arranged asymmetrically, and the center of the holes is 1mm-5mm away from the edge of the patch 1. Further, the patch 1 is a degradable material; preferably, the patch 1 is a pig small intestinal submucosal biological patch, and its SIS raw material can be completely degraded within 180 days, which is more environmentally friendly, and the patch 1 can be applied to different types of staple magazines 15. It should be noted that the convex portion 12 can provide guidance during the assembly process, and the shape of the convex portion 12 can be rectangular, semicircular, etc. For example, when the shape of the convex portion 12 is rectangular, refer to Figure 1 When the shape of the convex portion 12 is semicircular, refer to Figure 2 When the protrusion 12 is disposed on the patch 1, the protrusion 12 and the backing 19 are independent structures, and since the protrusion 12 serves to guide the entire structure during loading, it cannot be disposed on the backing 19.

[0037] In some embodiments, the anastomotic reinforcement repair assembly further includes a backing 19, and the two sides of the patch 1 and the backing 19 are detachably sutured by sutures 2, for example, referring to Figure 3 The sutures 2 on the backing 19 and the patch 1 are sewn in a straight line and are respectively sewn on both sides of the backing 19 and the patch 1. The backing 19 is made of a degradable material; preferably, the backing 19 is a SIS patch, which is made of a small layer of porcine small intestinal mucosa that has been decellularized. Figure 3 As shown, the structure in the middle of the patch 11 is rectangular in shape, and no groove 13 structure is provided, but the matching can also be achieved.

[0038] In some embodiments, an end cap 21 is provided at the end of the backing 19; wherein the end edge of the backing 19 is folded toward the other end of the backing 19 to form the end cap 21 connected to the backing 19, or both sides of the backing 19 are folded inwardly close to the position of the suture 2 to form the end cap 21 connected to the backing 19. Specifically, the end cap 21 is in the shape of the stapler cartridge assembly and the stapler magazine assembly, preferably any one of a trapezoidal, semicircular and triangular shape, which is used to assist in determining the position during loading and prevent the patch 1 from rotating during use.

[0039] In other embodiments, in combination Figure 4As shown, an end cap 21 is provided at the end of the patch 1; wherein, the end edge of the patch 1 is folded toward the other end of the patch 1 to form an end cap 21 connected to the patch 1, or, both sides of the patch 1 are folded inwardly close to the position of the suture 2 to form an end cap 21 connected to the patch 1 as a whole, wherein the rear end cap 21 is located at the end of the patch 1 after folding, and vertical structures are formed on both sides of the patch 1. Specifically, the end cap 21 at this position is also in accordance with the shape of the stapler cartridge assembly and the staple magazine assembly of the stapler, preferably any one of a trapezoidal, semicircular and triangular shape, which is used to assist in determining the position during loading and prevent the patch 1 from rotating during use, that is, the end cap 21 can limit the axial displacement of the patch 1.

[0040] In some embodiments, a guide structure is formed by extending from the end of the patch 1 in a direction away from the end, so that the patch 1 partially overlaps with the end cap 21, and the guide structure can be rectangular. During operation, the stapler cartridge assembly and the stapler magazine assembly pass through the patch 1 and smoothly reach the distal end of the end cap 21.

[0041] In some embodiments, the anastomotic reinforcement and repair assembly further comprises a sleeve assembly, Figure 5 and Figure 6 As shown, the patch 1 is fixed to the sleeve assembly in a detachable manner by means of sutures 2; when in use, the sleeve assembly is sleeved on the stapler magazine assembly, and when the sleeve assembly is detached from the stapler magazine assembly, the sutures 2 are tightened to make the patch 1 fit tightly with the stapler magazine assembly. Specifically, the sleeve assembly includes a stapler sleeve 3 and an anvil sleeve 5, and the stapler sleeve 3 and the anvil sleeve 5 are respectively fixed with the patch 1 by means of cross-directed sutures 2; the anvil sleeve 5 is provided with a second paddle 6, and the second paddle 6 is an integrally formed structure with one end of the anvil sleeve 5, and the interior of the anvil sleeve 5 is a through hole, and the second paddle 6 is provided at one end of the anvil sleeve 5. In this embodiment, the through hole of the stapler sleeve 33 is larger than the through hole of the anvil sleeve 55; the stapler sleeve 3 is provided with a first paddle 4, and the first paddle 4 is an integrally formed structure with one end of the stapler sleeve 3, and the interior of the stapler sleeve 3 is a through hole, and the first paddle 4 is provided at one end of the stapler sleeve 3.

[0042] In this embodiment, refer to Figure 7As shown, the buckle 22 is a semicircular structure as a whole, which is provided with an opening structure, and the opening angle range is preferably 30°-180°. Specifically, the buckle 22 includes a first semicircular body 7 and a second semicircular body 8, the first semicircular body 7 and the second semicircular body 8 are concentric, one end of the first semicircular body 7 and one end of the second semicircular body 8 are an integrally formed structure, the other end of the first semicircular body 7 and the other end of the second semicircular body 8 are non-contacting, and a perforation 17 is reserved between the first semicircular body 7 and the second semicircular body 8. During use, the suture 2 passes through the perforation 17, and the diameter of the first semicircular body 7 is greater than the diameter of the second semicircular body 8. The structural setting of the buckle 2 can effectively fix the suture 2, and can be used as a handle when the suture 2 is withdrawn, which is convenient for the withdrawal operation. Among them, the sleeve assembly and the buckle 22 can be any polymer absorbable or non-absorbable material. Preferably, the sleeve assembly and the buckle 22 can be made of PP\PE\PA and the like. Among them, one free end of the first semicircular body 7 and the second semicircular body 8 is formed integrally as a first extension section 9, and the first extension section 9 extends in a direction away from the center of the circle. Specifically, the other non-contact free end of the first semicircular body 7 is provided with a second extension section 10 in a direction away from the center of the circle, and one non-contact end of the second semicircular body 8 is provided with a third extension section 11 in a direction away from the center of the circle. The second extension section 10 and the third extension section 11 are arranged in parallel. It should be noted that the angle of the opening is understood as the angle of intersection of the first extension section 9 and the second extension section 10 or the third extension section 11 in the direction close to the center of the circle. Among them, the arrangement of the first extension section 9, the second extension section 10, and the third extension section 11 is conveniently mounted on the connecting rod 14 of the stapler.

[0043] In another embodiment, referring to Figure 8 As shown, the buckle 22 only includes a first semicircular body 7, and the two free ends of the first semicircular body 7 are respectively provided with a first extension section 9 and a second extension section 10, and the first extension section 9 extends in a direction away from the center of the circle, and the second extension section 10 extends in a direction away from the center of the circle. The first semicircular body 7 is provided with a through hole, and the suture 2 passes through the connecting hole 20 when in use.

[0044] The pre-installation of the repair component through the sleeve can greatly reduce the assembly of the reinforcement patch 1 and the stapler magazine 15 and the anvil 16 during the operation, reducing the difficulty of the assembly operation. The buckle 22 fixes the suture 2 and is simultaneously connected to the stapler link 14, which can effectively reduce the complexity of the instrument and ensure that the reinforcement patch 1 fits tightly with the stapler magazine 15 and the anvil 16. The suture 2 is pre-bound to the patch 1, and the patch 1 is fixed to the stapler through the suture 2 before the operation. After the stapler completes the clamping or the stapler completes the cutting and anastomosis, the suture 2 is detached from the patch 1 and withdrawn from the body. The patch 1 is pre-installed on the sleeve and can be quickly installed to the predetermined position of the stapler. The buckle 22 that fixes the suture 2 can be bridged to the stapler link 14.

[0045] Example 2

[0046] Based on the anastomotic reinforcement and repair component provided in Example 1, refer to Fig. 9 and Fig.10 As shown, this embodiment provides a stapler, which includes a stapler, the stapler includes a stapler magazine 15, a stapler anvil 16 and a connecting rod 14, the stapler magazine sleeve 3 is sleeved on the stapler magazine 15; the stapler anvil 16 is sleeved on the stapler anvil 16; the connecting rod 14 is clamped with a buckle 22; during use, the sleeve assembly corresponds to the stapler magazine 15 and the nail anvil 16 structure of the stapler, after the sleeve assembly is sleeved on the stapler magazine 15 and the nail anvil 16 of the stapler, the buckle 22 is clamped on the stapler connecting rod 14, at this time, the suture 2 is pre-tightened, the first paddle 4 is pulled to make the stapler magazine sleeve 3 and the repair piece 1 and the stapler magazine 15 in a disengaged state, and the second paddle 6 is pulled to make the nail anvil sleeve 5 and the repair piece 1 and the nail anvil 16 in a disengaged state, so that the repair piece 1 is closely attached to the working surfaces of the stapler magazine 15 and the nail anvil 16.

[0047] The installation process of the anastomotic device in this embodiment is as follows:

[0048] Confirm that the stapler gun body is packaged intact and open the package; Fig. 9 The other part of the docking structure is packed intact, open the package; assemble the docking end 18 of the docking structure with the gun body of the stapler according to the indication mark; confirm that the reinforcement patch 1 is packed intact, open the package, at this time, the reinforcement patch 1 needs to be pre-bound to the sleeve, and then the nail magazine sleeve 3 and the nail anvil sleeve 5 are correspondingly sleeved on Fig. 9 On the nail magazine 15 and nail anvil 16 in the docking structure shown, the patch 1 is set toward the inside of the opening angle in the docking structure. Straighten the suture 2 to avoid entanglement, use the buckle 22 to press the free end suture 2 on the connecting rod 14, repeat the operation on the opposite side, grasp the sleeve assembly, pull out the nail magazine sleeve 3 and the nail anvil sleeve 5 upward, make the reinforcement patch 1 fit the nail magazine assembly of the stapler, adjust the tightness of the suture 2, and make the patch 1 fit the nail magazine 15 and nail anvil 16 of the stapler. It should be noted that the stapler is an existing structure, and no more records are made here, only the assembly structure of the repair assembly and the stapler and the use principle are reflected.

[0049] Example 3

[0050] Based on an anastomotic device including a stapler and an anastomotic reinforcement and repair assembly in Example 2, this embodiment further provides an application of the anastomotic device, wherein the stapler is applied to tissue and performs cutting, separation, and anastomosis actions on the tissue; and the anastomotic reinforcement and repair assembly is used to strengthen the tissue.

[0051] Finally, it should be noted that the above content is only used to illustrate the technical solution of the present invention, rather than to limit the scope of protection of the present invention. Simple modifications or equivalent substitutions of the technical solution of the present invention by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the present invention.

Claims

1. An anastomotic reinforcement and repair assembly, characterized in that: Including patches, stitching and buckles, One or more free ends of the suture are fixedly connected to the buckle, and the buckle fixes the free end of the suture and is also fixed to the gun body of the stapler. After the stapler clamps the tissue or completes cutting and stapleing, the buckle is removed, and the suture is pulled out by pulling the buckle to separate the patch from the stapler.

2. The anastomotic reinforcement and repair assembly according to claim 1, characterized in that: A groove is arranged at one end of the patch, a convex portion is arranged at the other end of the patch, a plurality of holes are arranged between the groove and the convex portion, and sutures are arranged to cross and penetrate between the groove and the convex portion through the holes.

3. The anastomotic reinforcement and repair assembly according to claim 1, characterized in that: It also includes a backing, wherein the patch is detachably sewn to both sides of the backing by sewing threads; Wherein, the patch and the backing are both made of degradable materials; Sutures are either absorbable or non-absorbable.

4. The anastomotic reinforcement and repair assembly according to claim 3, characterized in that: The backing or patch has an end cap at the end; Wherein, the end edge of the backing is folded toward the other end of the backing to form an end cap connected to the backing, or, both sides of the backing are folded inwardly close to the position of the stitching to form an end cap connected to the backing; The end edge of the patch is folded toward the other end of the patch to form an end cap connected to the patch, or both sides of the patch are simultaneously folded inwardly close to the position of the suture to form an end cap connected to the patch.

5. The anastomotic reinforcement and repair assembly according to claim 1, characterized in that: A guide structure is formed by extending from the end of the patch toward a direction away from the end.

6. The anastomotic reinforcement and repair assembly according to claim 1, characterized in that: The buckle comprises a first semicircular body, and two free ends of the first semicircular body are respectively provided with a first extension section and a second extension section, and the first extension section extends in a direction away from the center of the circle, and the second extension section extends in a direction away from the center of the circle.

7. The anastomotic reinforcement and repair assembly according to claim 1, characterized in that: Also included is a sleeve assembly, wherein the patch is fixed to the sleeve assembly in a detachable manner by sutures; When in use, the sleeve assembly is sleeved on the stapler magazine assembly. When the detaching sleeve assembly is detached from the nail magazine assembly, the suture is tightened to make the repair piece fit tightly with the nail magazine assembly.

8. The anastomotic reinforcement and repair assembly according to claim 7, characterized in that: The sleeve assembly includes a nail magazine sleeve and an anvil sleeve, and repair pieces are fixed on the nail magazine sleeve and the anvil sleeve respectively by cross-running sutures; the anvil sleeve is provided with a second paddle, the second paddle and one end of the anvil sleeve are an integrally formed structure, the anvil sleeve has a through hole inside, and the second paddle is arranged at one end of the anvil sleeve; the nail magazine sleeve is provided with a first paddle, the first paddle and one end of the nail magazine sleeve are an integrally formed structure, the nail magazine sleeve has a through hole inside, and the first paddle is arranged at one end of the nail magazine sleeve.

9. An anastomotic device, characterized in that: The invention comprises an anastomotic stoma reinforcement and repair assembly according to any one of claims 1 to 8, and further comprises a stapler, wherein the stapler comprises a staple cartridge, a staple anvil and a connecting rod. A nail magazine sleeve is sleeved on the nail magazine; a nail anvil sleeve is sleeved on the nail anvil; and a buckle is clamped on the connecting rod; During use, the suture is pre-tightened, and the first paddle is pulled to disengage the nail magazine sleeve from the repair piece and the nail magazine, and the second paddle is pulled to disengage the anvil sleeve from the repair piece and the anvil, so that the repair piece is closely attached to the working surfaces of the nail magazine and the anvil.

10. An application of an anastomotic device, characterized in that: A stapling device comprising claim 9, wherein the stapler is applied to tissue and performs cutting, severing and stapling actions on the tissue; and the stapling reinforcement and repair component is used to strengthen the tissue.

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