CN113317838A

CN113317838A - Anastomat capable of performing anastomosis on lesion tissues with different thicknesses and anastomosis nail

Info

Publication number: CN113317838A
Application number: CN202110717462.5A
Authority: CN
Inventors: 周铁君; 毛训根
Original assignee: Suzhou Frankenman Medical Equipment Co Ltd
Current assignee: Suzhou Frankenman Medical Equipment Co Ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-08-31
Anticipated expiration: 2041-06-28
Also published as: CN113317838B

Abstract

The invention discloses a stapler and a nail for anastomosis, which can perform anastomosis on lesion tissues with different thicknesses, and belongs to the technical field of medical instruments, the technical scheme of the stapler comprises a stapler body, the bottom of the stapler body is hinged with a firing rod, the left side of the stapler body is fixedly connected with a firing tube, the inner wall of the firing tube is movably provided with an anastomosis bin, the inner wall of the firing tube is connected with a press ring in a sliding way, the inner wall of the anastomosis bin is connected with a positioning rod in a sliding way, and the positioning rod penetrates through the anastomosis bin and is fixedly connected with a nail anvil, the invention is provided with the nail for anastomosis, medical personnel can select two kinds of anastomosis nails with different specifications according to the thickness of lesion tissues to be cut by a patient, the application range of the nail for anastomosis is enlarged, the nail anvil consisting of an outer bin seat and an inner bin seat has high outer ring and low inner ring, the effects of good hemostasis and good blood supply can be achieved, the double-ring type anastomosis bin seat is adopted, can be more uniform when anastomosing the focus and the wound of a patient, so that the anastomosis efficiency is higher and the bleeding is reduced.

Description

Anastomat capable of performing anastomosis on lesion tissues with different thicknesses and anastomosis nail

Technical Field

The invention relates to the technical field of medical instruments, in particular to an anastomat and an anastomosis nail which can perform anastomosis on lesion tissues with different thicknesses.

Background

With the development of medical science and technology, doctors suture human tissues or organs by using medical anastomats and alloy staples instead of the original manual suture mode of using needles and threads. The medical anastomat is used for suturing, is convenient to operate, is safe to inosculate, causes little wound and is accepted by general surgeons.

In practice, it has been found that the tip of the staple has a significant effect on the working performance of the staple. Because the shape and the tip of the anastomotic nail are not properly designed, the anastomotic nail is easy to fall off from the anastomotic part and is not uniform in anastomosis after anastomosis, the hemostasis effect is poor during anastomosis, the healing effect is influenced, and the nail bin part cannot be replaced according to the diseased part of a patient, so that the anastomat and the anastomotic nail which can perform anastomosis on the focal tissues with different thicknesses are provided, and the problems provided in the background technology are solved.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide an anastomat and an anastomosis nail which can perform anastomosis on lesion tissues with different thicknesses, and have the advantages that wound anastomosis is firmer and is not easy to fall off during anastomosis, and the hemostatic and blood supply effects can be improved.

2. Technical scheme

In order to solve the problems, the invention adopts the following technical scheme:

the utility model provides a can carry out anastomotic anastomat to focus tissue of different thickness, includes the anastomat body, its characterized in that: the bottom of the anastomat body is hinged with a firing rod, the left side of the anastomat body is fixedly connected with a firing pipe, the inner wall of the firing pipe is movably provided with an anastomosis bin, the inner wall of the firing pipe is connected with a pressing ring in a sliding manner, the inner wall of the firing pipe is provided with sliding chutes which are distributed annularly, the surface of the pressing ring is fixedly connected with sliding blocks which are matched with the sliding chutes, the inner wall of the firing pipe is provided with four clamping grooves which are matched with the clamping blocks, the clamping grooves are L-shaped, the anastomosis bin can be contacted with the pressing ring, two anastomosis nails with different specifications in the anastomosis bin and the anastomosis bin are selected according to the thickness of lesion tissues to be excised by a patient, the two anastomosis nails with different specifications are respectively a first suturing nail and a second suturing nail, the center position of the first suturing nail is provided with a convex line nail seat, the center position of the second suturing nail is provided with a convex line nail seat, the top and the equal fixedly connected with nail foot in bottom of first sewing nail and second sewing nail, the supplementary foot pole of fixedly connected with between two nail feet of first sewing nail fixed connection, supplementary foot pole can contact with the surface of first nail foot and the burr nail seat of sewing nail top and bottom fixed connection respectively and coincide in order to organize thinner focus, the nail foot of second sewing nail top and bottom fixed connection can contact with the surface of burr nail seat and coincide in order to organize thicker focus.

Further, the inner wall sliding connection who coincide the storehouse has the locating lever, the locating lever runs through the storehouse of coinciding and fixedly connected with nail anvil, the fixed surface of nail anvil is connected with nail anvil cover, the fixed surface in storehouse that coincide is connected with quantity for four and the fixture block that distributes for the annular, the inner wall in storehouse that coincide is seted up quantity for two annular nail grooves, and the inner wall in two annular nail grooves all is provided with the nail for coinciding, is located the storehouse of coinciding inside the fixed surface of locating lever is connected with the ejector pin seat, the ejector pin seat is the disc shape, the left side fixedly connected with quantity of ejector pin seat is two sets of and the ejector pin lug that distributes for the annular, every the ejector pin lug all is located the inside in annular nail groove and contacts with the nail for coinciding.

Further, the nail anvil comprises an outer bin seat, an inner bin seat is fixedly connected to the inner wall of the outer bin seat, annularly distributed nail clamping grooves are formed in the inner walls of the outer bin seat and the inner bin seat, and the number of the nail clamping grooves formed in the inner wall of the inner bin seat is two.

Further, the height of interior storehouse seat is less than the height of outer storehouse seat, coincide the inner wall in storehouse and offer with annular nail groove assorted pinhole, the pinhole matches with the bail groove, and the inner wall both sides in bail groove have the slope.

Furthermore, the inner wall of the anastomosis bin is fixedly connected with a fixing ring, and springs distributed in an annular shape are fixedly connected between the fixing ring and the pressing ring (12).

Further, the right sides of outer storehouse seat and interior storehouse seat all are provided with the cushion, the notch with bail groove phase-match is seted up to the inner wall of cushion, and the cushion is the rubber material component.

The utility model provides an coincide and use nail that is used for above-mentioned one kind to carry out anastomotic anastomat to different thickness's focus tissue, the first nail of following closely for the coincidence, first nail central point puts and is provided with burr nail seat, the top and the equal fixedly connected with nail foot in bottom of first nail of following closely, fixedly connected with assists the foot bar between two nail feet of first nail fixed connection, assist the foot bar and contact with the surface of first nail top and bottom fixed connection's nail foot and burr nail seat respectively, when two nail feet of first nail fixed connection coincide and contact with the surface of assisting foot bar and first nail of following closely, the nail foot can block into to assist in the contained angle that forms between foot bar and the nail seat, can coincide thinner focus tissue.

The utility model provides an coincide and use nail that is used for above-mentioned one kind to carry out anastomotic anastomat to focus tissue of different thickness, the nail is sewed up to the second, the second is sewed up nail central point and is put and be provided with the ripple nail seat, and the top of second sewing up the nail and the equal fixedly connected with nail foot in bottom, the nail foot that the nail top of second sewing up and bottom fixedly connected can contact with the surface of burr nail seat in order to coincide thicker focus tissue.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) by arranging the anastomosis nail, the medical staff can select two anastomosis nails with different specifications according to the thickness of the lesion tissues to be cut by the patient, the application range of the anastomosis nail is enlarged, when two nail feet fixedly connected with the first stitching nail are inosculated and contacted with the surfaces of the auxiliary foot rod and the first stitching nail, the nail feet can be clamped into an included angle formed between the auxiliary foot rod and the convex pattern stitching seat, can perform anastomosis on thinner focus tissues, is not easy to cause the situation that the first suturing nail falls off because the tissues at the focus are compact, when the thick focus tissue is anastomosed, the corrugated nail seat which is in the corrugated shape is arranged at the center of the second suturing nail, when the nail foot is contacted with the corrugated nail seat, the anastomosis pressure to the wound during anastomosis can be increased, the second suturing nail is more uniformly anastomosed with the focus tissue, and the hemostasis effect during anastomosis is improved.

(2) By arranging the outer bin seat and the inner bin seat, when an anastomosis nail is ejected out of the anastomosis bin from a needle hole and clamped into the inside of the clamping groove, the inner wall of the clamping groove is provided with a slope, so that the suturing nail can be smoothly in a B shape, the accidental deformation of the suturing nail is prevented, and the situation that the suturing effect is not ideal is caused;

(3) the anastomosis cabin can slide in the percussion tube through the clamping block matched with the clamping groove and is clamped into the clamping groove by arranging the pressing ring, the pressing ring can slide in the percussion tube through the sliding block matched with the sliding groove and can be contacted with the anastomosis cabin, when the anastomosis cabin is taken out of the percussion tube, the anastomosis cabin needs to be pushed towards the right side on the inner wall of the percussion tube and is rotated for an angle on the inner wall of the percussion tube, so that the anastomosis cabin can be taken out of the percussion tube, and the nail cabin can be replaced conveniently;

(4) through the arrangement of the soft cushion, when the anastomosis nail penetrates through lesion tissues and is formed in the staple groove, the pressure on the lesion between the staple cartridge and the anastomosis bin during anastomosis can be reduced through the soft cushion, and the pain of a patient is reduced.

Drawings

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

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

FIG. 3 is a front view of the staple of the present invention;

FIG. 4 is a front view of the staple of the present invention;

FIG. 5 is a right side view of the anvil of the present invention;

FIG. 6 is a side view of an anvil of the present invention;

FIG. 7 is a cross-sectional view of the firing tube of the present invention;

FIG. 8 is a right side cross-sectional view of the firing tube of the present invention.

The reference numbers in the figures illustrate:

1. a stapler body; 2. a firing tube; 3. an anastomosis bin; 4. a clamping block; 5. a nail anvil; 501. an outer bin base; 502. a clamping nail groove; 503. an inner bin seat; 6. a nail anvil sleeve; 7. a pinhole; 8. an anastomosis nail; 801. nailing feet; 802. an auxiliary foot bar; 803. a first staple; 804. a second staple; 9. a nail pushing seat; 10. positioning a rod; 11. a nail ejecting lug; 12. pressing a ring; 13. a fixing ring; 14. a spring; 15. a clamping groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1-8, in the embodiment of the present invention, a stapler and staples for anastomosis can be used for anastomosis of lesion tissues with different thicknesses, the stapler includes a stapler body 1, a firing rod is hinged to the bottom of the stapler body 1, a firing tube 2 is fixedly connected to the left side of the stapler body 1, a stapling chamber 3 is movably installed on the inner wall of the firing tube 2, a press ring 12 is slidably connected to the inner wall of the firing tube 2, a positioning rod 10 is slidably connected to the inner wall of the stapling chamber 3, the positioning rod 10 penetrates through the stapling chamber 3 and is fixedly connected with a staple anvil 5, a staple anvil sleeve 6 is fixedly connected to the surface of the staple anvil 5, four clamping blocks 4 are fixedly connected to the surface of the stapling chamber 3 and are annularly distributed, two annular staple slots are formed on the inner wall of the stapling chamber 3, staples 8 are arranged on the inner walls of the two annular staple slots, and a staple pushing seat 9 is fixedly connected to the surface of the positioning rod 10 located inside the stapling chamber 3, the nail pushing seat 9 is in a disc shape, the left side of the nail pushing seat 9 is fixedly connected with two groups of nail pushing convex blocks 11 which are distributed annularly, and each nail pushing convex block 11 is located in the annular nail groove and is contacted with the nail 8 for anastomosis.

Referring to fig. 3 and 4, the staple 8 for anastomosis has two specifications, namely a first staple 803 and a second staple 804, the center positions of the first staple 803 and the second staple 804 are respectively provided with a convex-pattern staple seat and a corrugated staple seat, the tops and the bottoms of the first staple 803 and the second staple 804 are fixedly connected with staple legs 801, the first staple 803 and the second staple 804 are staples for anastomosis of two different specifications, and medical personnel can select staples of two different specifications according to the thickness of lesion tissues to be cut by a patient, so that the application range of the staples for anastomosis is enlarged.

Referring to fig. 3 and 4, an auxiliary leg 802 is fixedly connected between two legs 801 fixedly connected with a first staple 803, the auxiliary leg 802 can be respectively contacted with the top and bottom of the first staple 803 and the surface of the embossed nail seat, the top and bottom of a second staple 804 can be contacted with the surface of the embossed nail seat, when the two legs 801 fixedly connected with the first staple 803 are inosculated and contacted with the surfaces of the auxiliary leg 802 and the first staple 803, the legs 801 can be clipped into the included angle formed between the auxiliary leg 802 and the embossed nail seat, so as to inosculate thinner lesion tissues, the first staple 803 is not easy to fall off due to the tight tissue of the lesion, when the thicker tissue of the staple is inosculated, the corrugated nail seat is arranged by the central position of the second staple 804, when the nail foot 801 is contacted with the corrugated nail seat, the anastomosis pressure to the wound during anastomosis can be increased, so that the second suturing nail 804 is more uniformly anastomosed with the focus tissue, and the hemostasis effect during anastomosis is improved.

Referring to fig. 2, 5 and 6, the nail anvil 5 comprises an outer cartridge seat 501, an inner cartridge seat 503 is fixedly connected to the inner wall of the outer cartridge seat 501, staple grooves 502 distributed annularly are formed in the inner walls of the outer cartridge seat 501 and the inner cartridge seat 503, the number of the staple grooves 502 formed in the inner wall of the inner cartridge seat 503 is two, and a double-ring type anastomosis seat is adopted, so that the anastomosis efficiency is higher and bleeding is reduced when the lesion wound of a patient is anastomosed.

Referring to fig. 2, 5 and 6, the height of the inner cartridge holder 503 is lower than that of the outer cartridge holder 501, the inner wall of the anastomosis cartridge 3 is provided with a needle hole 7 matched with the annular nail groove, the needle hole 7 is matched with the nail clamping groove 502, and two sides of the inner wall of the nail clamping groove 502 are provided with slopes, when the anastomosis nail 8 is ejected out of the anastomosis cartridge 3 from the needle hole 7 and clamped into the nail clamping groove 502, the inner wall of the nail clamping groove 502 is provided with slopes to enable the suturing nail to be smoothly in a B shape, so as to prevent the accidental deformation of the suturing nail and cause the undesirable suturing effect, and the nail anvil 5 which is composed of the outer cartridge holder 501 and the inner cartridge holder 503 and has a high outer ring and a low inner ring can achieve the effects of stopping bleeding and supplying blood.

Referring to fig. 7 and 8, the inner wall of the percussion tube 2 is provided with annularly distributed sliding grooves, the surface of the pressing ring 12 is fixedly connected with sliding blocks matched with the sliding grooves, the inner wall of the percussion tube 2 is provided with four clamping grooves 15 matched with the clamping blocks 4, the clamping grooves 15 are L-shaped, the anastomosis bin 3 can be in contact with the pressing ring 12, the clamping blocks 4 matched with the clamping grooves 15 and the anastomosis bin 3 can be located inside the percussion tube 2 to slide and clamped into the clamping grooves 15, and the sliding blocks matched with the sliding grooves and the pressing ring 12 can be located inside the percussion tube 2 to slide and can be in contact with the anastomosis bin 3.

Referring to fig. 7 and 8, a fixing ring 13 is fixedly connected to the inner wall of the anastomosis chamber 3, a spring 14 is fixedly connected between the fixing ring 13 and the pressing ring 12 and distributed annularly, the pressing ring 12 can fix and limit the anastomosis chamber 3 clamped into the L-shaped clamping groove 15 by arranging the spring 14, when the anastomosis chamber 3 is taken out from the inside of the percussion tube 2, the anastomosis chamber 3 needs to be pushed to the right side at the inner wall of the percussion tube 2 and the anastomosis chamber 3 rotates 45 degrees at the inner wall of the percussion tube 2, so that the anastomosis chamber 3 can be taken out from the inside of the percussion tube 2, and the nail bin can be replaced conveniently.

Referring to fig. 6, the right sides of the outer cartridge seat 501 and the inner cartridge seat 503 are both provided with soft pads, the inner walls of the soft pads are provided with notches matched with the staple grooves 502, and the soft pads are rubber members, when the anastomosis staples 8 pass through lesion tissues and are to be formed inside the staple grooves 502, the soft pads can reduce the pressure between the staple anvil 5 and the anastomosis cartridge 3 on a lesion during anastomosis, and reduce the pain of a patient.

The working principle of the invention is as follows: the anastomosis bin 3 can slide in the percussion tube 2 through the fixture block 4 matched with the clamping groove 15 and is clamped in the clamping groove 15, the press ring 12 can slide in the percussion tube 2 through the slide block matched with the slide groove and can be contacted with the anastomosis bin 3, when the anastomosis bin 3 is taken out from the percussion tube 2, the anastomosis bin 3 needs to be pushed to the right side on the inner wall of the percussion tube 2 and the anastomosis bin 3 rotates 45 degrees on the inner wall of the percussion tube 2, so that the anastomosis bin 3 can be taken out from the percussion tube 2 to be convenient for replacing a nail bin, medical staff can select two anastomosis nails with different specifications in the anastomosis bin 3 and the anastomosis bin 3 according to the thickness of lesion tissues to be cut off by a patient, the application range of the anastomosis nails is enlarged, when two nail feet 801 fixedly connected with a first suturing nail 803 are anastomosed and are contacted with the surfaces of an auxiliary foot rod 802 and a first suturing nail 803, the nail foot 801 can be clamped into an included angle formed between the auxiliary foot rod 802 and the convex pattern staple holder, thinner focus tissues can be anastomosed, the situation that a first staple 803 falls off due to tight tissues at the focus is not easy to occur, when thicker focus tissues are anastomosed, the corrugated staple holder in the corrugated shape is arranged at the central position of the second staple 804, when the nail foot 801 is contacted with the corrugated staple holder, the anastomotic pressure to a wound during the anastomosis can be increased, the second staple 804 is more uniformly anastomosed with the focus tissues, the hemostatic effect during the anastomosis is improved, when the anastomosis staple 8 is ejected out of the cartridge 3 from the needle hole 7 and clamped into the staple slot 502, the inner wall of the staple slot 502 is provided with a slope, so that the staple can be smoothly in a B shape, the accidental deformation of the staple is prevented, the situation that the suturing effect is not ideal is caused, and the nail anvil 5 which is composed of the outer cartridge holder 501 and the inner cartridge holder 503 and has a high outer ring and a low inner ring, can achieve the effects of good hemostasis and good blood supply, adopts the double-ring type anastomosis seat, can be more uniform when the anastomosis nail 8 passes through the lesion tissues and is molded in the staple slot 502, can reduce the pressure on the lesion between the nail bin 5 and the anastomosis bin 3 during anastomosis through the soft cushion, and can reduce the pain of a patient.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a can carry out anastomotic anastomat to focus tissue of different thickness, includes anastomat body (1), its characterized in that: the bottom of the anastomat body (1) is hinged with a firing rod, the left side of the anastomat body (1) is fixedly connected with a firing pipe (2), the inner wall of the firing pipe (2) is movably provided with an anastomosis bin (3), the inner wall of the firing pipe (2) is slidably connected with a pressing ring (12), the inner wall of the firing pipe (2) is provided with chutes distributed in an annular manner, the surface of the pressing ring (12) is fixedly connected with sliders matched with the chutes, the inner wall of the firing pipe (2) is provided with four clamping grooves (15) matched with the clamping blocks (4), the clamping grooves (15) are L-shaped, the anastomosis bin (3) can be contacted with the pressing ring (12), two anastomosis nails (8) with different specifications in the anastomosis bin (3) and the anastomosis bin (3) are selected according to the thickness of a patient needing to excise lesion tissues, the two anastomosis nails (8) with different specifications are respectively a first suturing nail (803) and a second suturing nail (804), first nail of sewing up (803) central point puts and is provided with burr nail seat, second nail of sewing up (804) central point puts and is provided with the ripple nail seat, the top and the equal fixedly connected with nail foot (801) in bottom of first nail of sewing up (803) and second nail (804), fixedly connected with assists foot bar (802) between two nail feet (801) of first nail of sewing up (803) fixed connection, it contacts in order to coincide thinner focus tissue to assist foot bar (802) can respectively with the surface of first nail foot (801) and burr nail seat of sewing up (803) top and bottom fixed connection, nail foot (801) of second nail of sewing up (804) top and bottom fixed connection can contact in order to coincide thicker focus tissue with the surface of burr nail seat.

2. The stapler for performing anastomosis of lesion tissues of different thicknesses according to claim 1, wherein: the inner wall of the anastomosis bin (3) is connected with a positioning rod (10) in a sliding way, the positioning rod (10) penetrates through the anastomosis bin (3) and is fixedly connected with a nail anvil (5), the surface of the nail anvil (5) is fixedly connected with a nail anvil sleeve (6), the surface of the anastomosis bin (3) is fixedly connected with four clamping blocks (4) which are distributed annularly, the inner wall of the anastomosis bin (3) is provided with two annular nail grooves, the inner walls of the two annular nail grooves are provided with anastomosis nails, the surface of the positioning rod (10) positioned in the anastomosis bin (3) is fixedly connected with a nail pushing seat (9), the nail pushing seat (9) is in a disc shape, the number of the left fixedly connected with nails pushing lugs (11) which are distributed in an annular shape is two groups, and each nail pushing lug (11) is located in the annular nail groove and contacts with the nail for anastomosis.

3. The stapler for performing anastomosis of lesion tissues of different thicknesses according to claim 2, wherein: the nail anvil (5) comprises an outer bin seat (501), an inner bin seat (503) is fixedly connected to the inner wall of the outer bin seat (501), the inner walls of the outer bin seat (501) and the inner bin seat (503) are provided with annularly distributed nail clamping grooves (502), and the number of the nail clamping grooves (502) formed in the inner wall of the inner bin seat (503) is two.

4. The stapler according to claim 3, wherein the stapler can perform anastomosis for lesion tissues with different thicknesses, comprises: the height of interior storehouse seat (503) is less than the height of outer storehouse seat (501), coincide the inner wall in storehouse and offer with annular nail groove assorted pinhole (7), pinhole (7) and staple groove (502) phase-match, and the inner wall both sides of staple groove (502) have the slope.

5. The stapler for performing anastomosis of lesion tissues of different thicknesses according to claim 1, wherein: the inner wall of the anastomosis bin (3) is fixedly connected with a fixing ring (13), and a spring (14) which is distributed annularly is fixedly connected between the fixing ring (13) and the pressing ring (12).

6. The stapler according to claim 3, wherein the stapler can perform anastomosis for lesion tissues with different thicknesses, comprises: the right sides of outer bin seat (501) and interior bin seat (503) all are provided with the cushion, the inner wall of cushion seted up with bayonet groove (502) assorted notch, and the cushion is the rubber material component.

7. An anastomosis staple for use in a stapler according to any one of claims 1 to 6, adapted to perform anastomosis of lesion tissues of different thicknesses, characterized in that: the first stitching nail (803) for stitching, a convex pattern nail seat is arranged at the center of the first stitching nail (803), nail feet (801) are fixedly connected to the top and the bottom of the first stitching nail (803), an auxiliary foot rod (802) is fixedly connected between the two nail feet (801) fixedly connected with the first stitching nail (803), the auxiliary foot rod (802) can be respectively contacted with the nail feet (801) fixedly connected with the top and the bottom of the first stitching nail (803) and the surface of the convex pattern nail seat, when the two nail feet (801) fixedly connected with the first stitching nail (803) are coincided and contacted with the surfaces of the auxiliary foot rod (802) and the first stitching nail (803), the nail feet (801) can be clamped into an included angle formed between the auxiliary foot rod (802) and the convex pattern nail seat, and thin lesion tissues can be stitched.

8. An anastomosis staple for use in a stapler according to any one of claims 1 to 6, adapted to perform anastomosis of lesion tissues of different thicknesses, characterized in that: the anastomosis nail is a second suturing nail (804), a corrugated nail seat is arranged at the center of the second suturing nail (804), nail feet (801) are fixedly connected to the top and the bottom of the second suturing nail (804), and the nail feet (801) fixedly connected to the top and the bottom of the second suturing nail (804) can be in contact with the surface of the corrugated nail seat to perform anastomosis on thick lesion tissues.