CN220459383U

CN220459383U - Skin stitching instrument with adjustable nail pressing mechanism

Info

Publication number: CN220459383U
Application number: CN202321451929.7U
Authority: CN
Inventors: 朱健; 吴铭
Original assignee: Changzhou Anker Medical Technology Co ltd
Current assignee: Changzhou Anker Medical Technology Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2024-02-09
Anticipated expiration: 2033-06-08

Abstract

The utility model relates to the technical field of anastomat, in particular to a skin suture device with an adjustable nail pressing mechanism, which comprises a suture device shell and a handle rotatably arranged in the suture device shell, wherein the suture device shell is internally provided with a nail pressing mechanism and a nail bin, a nail is arranged in the nail bin, the nail pressing mechanism is provided with a slideway, the slideway penetrates through a wall body of the nail pressing mechanism, a nail pressing plate is slidably arranged in the slideway, a clamping groove is arranged in the slideway on the nail pressing mechanism, a fixed forming plate and a detachable forming plate are fixedly connected in the slideway, a gap is formed between the fixed forming plate and the top wall of the slideway, the detachable forming plate is positioned in the gap, and the detachable forming plate is connected above the fixed forming plate in a clamping way and is slidably arranged in the gap; the utility model sets the replaceable detachable shaping plate in the nail pressing mechanism, thereby realizing the control of the shaping angle of the anastomat.

Description

Skin stitching instrument with adjustable nail pressing mechanism

Technical Field

The utility model relates to the technical field of anastomat, in particular to a skin stapler with an adjustable nail pressing mechanism.

Background

The skin anastomat is mainly used for suturing the superficial skin of human wounds and operation incisions in various surgical operations, the working principle is similar to a stapler principle, the skin anastomat can be independently operated by a single person, has the advantages of simple operation, high suture speed, good postoperative incision healing, attractive and tidy wounds and the like, and can greatly shorten the skin suture time in the operation; most of the staples used by the common skin anastomat are made of staples with diameters of 0.5-0.8 mm, the staples are bent by an internal staple pressing mechanism in the anastomat and are bent and formed according to fixed directions and angles, and the wound can be quickly and accurately sutured, but the situation of the wound is complex, the angles and the sizes of the needed suturing of different wounds are different, and the single suturing mode adopted by the same anastomat is unfavorable for the complex wound situation, so that the wound recovery is affected.

In order to solve the technical problems, chinese patent CN211484738U discloses a skin anastomat nail pressing structure and a skin anastomat thereof, the skin anastomat comprises a nail pressing plate, a nail seat and a stop block, a jaw is arranged at the forming end of the nail pressing plate, the jaw is in a horn mouth shape with a narrow lower part and a wide upper part, inner baffle forming surfaces are arranged at two sides of the interior of the jaw, an end forming surface is arranged at the end of the jaw, an arc forming surface is arranged between the inner baffle forming surface and the end forming surface, a first V-shaped groove is arranged on the end forming surface, a second V-shaped groove communicated with the first V-shaped groove is arranged on the arc forming surface, and a pressing table is arranged at the bottom of the jaw; the front end of the nail seat is provided with a nail seat tongue, the anastomat is arranged on the nail seat, the jaw of the nail pressing plate moves close to or far away from the nail seat tongue, when the jaw is matched with the nail seat tongue, and the pressing table is contacted with a nail beam of the anastomat when the anastomat is formed in the jaw; the dog includes dog fixed part and dog head, and door opening with dog head sliding fit has been seted up to the bottom of keeping silent, and the platform is located the both sides of door opening, and the dog head is located the top of nail seat tongue.

Therefore, the skin stapler with the adjustable nail pressing mechanism can quickly adjust the direction and angle of the staples during nail pressing, so that the staples have various bending angles, the skin stapler is suitable for various complex wounds, and the improvement of the use stability is needed by a person skilled in the art.

Disclosure of Invention

The utility model aims to provide a skin stitching instrument with an adjustable nail pressing mechanism, which solves the technical problems that the condition of human body wounds is complex, the angles and the sizes of the needed stitching are different, and the single stitching mode adopted by the same stitching instrument is not beneficial to stitching a plurality of complex wound conditions in the prior art.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a skin stapler with adjustable press nail mechanism, includes the stapler shell and rotationally sets up the handle in the stapler shell, still be equipped with press nail mechanism and nail storehouse in the stapler shell, be equipped with the anastomat in the nail storehouse, be equipped with the slide on the press nail mechanism, the slide runs through the wall of press nail mechanism, and slidable is equipped with press nail board in the slide, be equipped with the draw-in groove on the press nail mechanism in the slide, the draw-in groove is embedded to be fixed with fixed shaping board and dismantles the shaping board, fixed shaping board fixed connection is in the slide, be formed with the clearance between fixed shaping board and the slide roof, dismantle the shaping board and be located in the clearance, dismantle shaping board inlay card and connect in fixed shaping board top and slidable setting in the clearance.

Further, a nail pressing groove is formed in the end portion of the nail pressing plate and is arc-shaped semi-circular, and the nail pressing groove abuts against the anastomat.

Further, one end of the fixed forming plate is provided with a fixed forming head, and the other end of the fixed forming plate is clamped and fixed in the clamping groove.

Further, the inner wall of the fixed forming head is opposite to the end part of the nail pressing plate, nail pressing grooves at the end part of the nail pressing plate are positioned on two sides of the fixed forming head, and the inner wall of the fixed forming head abuts against the anastomat.

Further, the diameter of the staple pressing groove is consistent with the diameter of the staples.

Further, be equipped with spacing recess on the fixed shaping board upper surface, be equipped with the stopper on dismantling the shaping board lower surface, the stopper cooperation is connected in spacing recess, stopper tip butt spacing recess lateral wall.

Further, the end part of the disassembly forming plate is provided with two extension forming heads which are respectively arranged at two sides of the fixed forming heads and are abutted against the anastomat.

Further, a pushing head is formed at the end of the handle, and the pushing head is in contact with the nail pressing plate.

Further, the nail pressing mechanism is provided with a mounting cavity which is of a groove structure with one surface open, and an elastic piece is arranged in the mounting cavity; the nail pressing plate is of an L-shaped structure, a pushing plane is formed on the nail pressing plate, one end of the elastic piece is abutted against the bottom wall of the installation cavity, and the other end of the elastic piece is abutted against the pushing plane.

The beneficial effects of the utility model are as follows: the utility model sets up the removable shaping board in the nail pressing mechanism, realize the control to the shaping angle of the anastomotic nail, according to the size, depth, etc. characteristic of the wound needing to sew up, offer the appropriate angle of sewing up, guarantee stability and accuracy of sewing up, improve the recovery effect of wound, suitable for sewing up many complex wounds.

Drawings

FIG. 1 is a perspective view of a skin stapler of the present utility model having an adjustable stapling mechanism.

Fig. 2 is an exploded view of the skin stapler of the present utility model with an adjustable stapling mechanism.

FIG. 3 is a schematic view of a stapling plate in a skin stapler having an adjustable stapling mechanism of the present utility model.

Fig. 4 is a schematic view of a stapling mechanism in a skin stapler having an adjustable stapling mechanism of the present utility model.

Fig. 5 is an enlarged partial schematic view of the portion a in fig. 2.

FIG. 6 is a cross-sectional view of a skin stapler of the present utility model having an adjustable stapling mechanism.

The components in the drawings are marked as follows: 10. a stapler housing; 11. a handle; 12. a pushing head; 20. a nail pressing mechanism; 21. a nail pressing plate; 211. pushing against the plane; 212. a nail pressing groove; 22. fixing the forming plate; 221. fixing the forming head; 222. a limit groove; 23. disassembling the forming plate; 231. a limiting block; 232. extending the forming head; 24. an elastic member; 25. a mounting cavity; 26. a slideway; 27. a clamping groove; 30. a staple cartridge; 31. and (3) anastomosing nails.

Detailed Description

The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.

Referring to fig. 1, 2 and 6, the present utility model provides a skin stapler with an adjustable stapling mechanism, comprising a stapler housing 10 and a handle 11 rotatably disposed in the stapler housing 10, wherein the stapler housing 10 is further provided with a stapling mechanism 20 and a staple cartridge 30, the staple cartridge 30 is mounted on the stapling mechanism 20, and staples 31 are disposed in the staple cartridge 30; when in use, the handle 11 is pressed, the nail pressing mechanism 20 is driven to press the anastomat 31 and deform and bend the anastomat 31, so that the suturing of the wound is realized.

It can be appreciated that the staple cartridge 30 adopted in the present utility model is mainly used for conveying the staples 31 into the stapling mechanism 20, where the staple cartridge 30 is a staple 31 conveying device commonly used in the market, and includes a conveying track (not shown), a pushing mechanism (not shown) and springs (not shown), where the staples 31 are provided with a plurality of staples and uniformly arranged in the conveying track, and the pushing mechanism abuts against the staples 31, and when in use, the springs are used to drive the pushing mechanism to push the staples 31 to move, so as to realize uninterrupted conveying of the staples 31, and the specific structure will not be repeated herein.

Further, referring to fig. 2, 3 and 4, the nailing mechanism 20 is provided with a slide rail 26, the slide rail 26 penetrates through a wall of the nailing mechanism 20, a nailing plate 21 is slidably disposed in the slide rail 26, a pushing head 12 is formed at an end of the handle 11, and the pushing head 12 abuts against the nailing plate 21.

In this embodiment, the nail pressing mechanism 20 is provided with a rotating hole (not shown), the handle 11 is provided with a rotating shaft (not shown), and the rotating shaft is cooperatively connected in the rotating hole and rotates along the axis of the rotating hole; when the push rod is used, the handle 11 is manually pressed to be far away from one end of the pushing head 12, so that the handle 11 rotates along the rotating hole, and then the pushing head 12 on the handle 11 is abutted against the nail pressing plate 21 and pushes the nail pressing plate 21 to move along the slideway 26, and the driving of the nail pressing plate 21 is realized.

Specifically, the nailing mechanism 20 is provided with a mounting cavity 25, the mounting cavity 25 has a groove structure with one surface opened, and an elastic piece 24 is installed in the mounting cavity 25; the nail pressing plate 21 is of an L-shaped structure, a pushing plane 211 is formed on the nail pressing plate 21, one end of the elastic piece 24 is abutted against the bottom wall of the mounting cavity 25, and the other end of the elastic piece 24 is abutted against the pushing plane 211. Preferably, the resilient member 24 includes, but is not limited to, a spring.

When the handle 11 is rotated by external force, the pushing head 12 is abutted against the nail pressing plate 21 and pushes the nail pressing plate 21 to move downwards along the slideway 26, the elastic piece 24 is compressed and accumulates elastic potential energy, and when the external force applied to the handle 11 is removed, the elastic piece 24 releases the elastic potential energy, so that the nail pressing plate 21 is pushed to move upwards along the slideway 26, and the reset of the nail pressing plate 21 is realized.

Referring to fig. 3, 4, 5 and 6, a staple pressing groove 212 is formed on an end portion of the staple pressing plate 21 away from the pushing plane 211, the staple pressing groove 212 is arc-shaped and semicircular, and the staple pressing groove 212 abuts against the staples 31; preferably, the diameter of the staple pressing groove 212 corresponds to the diameter of the staples 31.

Further, the nailing mechanism 20 is provided with a clamping groove 27 in the slide way 26, the clamping groove 27 is internally clamped and fixed with a fixed forming plate 22 and a detachable forming plate 23, the fixed forming plate 22 is fixedly connected in the slide way 26, a gap is formed between the fixed forming plate 22 and the top wall of the slide way 26, the detachable forming plate 23 is positioned in the gap, and the detachable forming plate 23 is connected above the fixed forming plate 22 in a clamping way and slidably arranged in the gap.

Further, one end of the fixed forming plate 22 is provided with a fixed forming head 221, the other end of the fixed forming plate 22 is clamped and fixed in the clamping groove 27, the inner wall of the fixed forming head 221 is opposite to the end part of the nail pressing plate 21, the nail pressing grooves 212 at the end part of the nail pressing plate 21 are positioned at two sides of the fixed forming head 221, and the inner wall of the fixed forming head 221 is abutted against the anastomat 31; when in use, the nail pressing plate 21 moves downwards, the nail pressing groove 212 on the nail pressing plate 21 abuts against the anastomat 31 and presses the anastomat 31 on the inner wall of the fixed forming head 221, and the nail pressing plate 21 continues to move downwards, so that the anastomat 31 is bent, and the suturing of the wound is realized.

Further, a limiting groove 222 is formed in the upper plane of the fixed forming plate 22, a limiting block 231 is arranged on the lower plane of the detachable forming plate 23, the limiting block 231 is connected in the limiting groove 222 in a matched mode, and the end portion of the limiting block 231 abuts against the side wall of the limiting groove 222. The end of the disassembly forming plate 23 is also provided with extension forming heads 232, two extension forming heads 232 are respectively arranged at two sides of the fixed forming heads 221, and the extension forming heads 232 are abutted against the anastomat 31.

When in use, the disassembly forming plate 23 is mounted on the fixed forming plate 22 and is connected in a clamping way, the nail pressing plate 21 is driven to move downwards, the nail pressing grooves 212 on the nail pressing plate 21 are abutted against the staples 31 and press the staples 31 on the inner walls of the fixed forming head 221 and the extension forming head 232, the nail pressing plate 21 continues to move downwards, so that the staples 31 are bent around the side wall of the extension forming head 232, the bending angle of the staples 31 is further larger, and the suturing of different wounds is realized.

The specific operation mode of the utility model is as follows: the handle 11 is manually pressed, the nail pressing mechanism 20 is driven to press the anastomat 31 and deform and bend the anastomat 31, so that the suturing of the wound is realized. When the sizes of the wounds are different, the disassembly forming plate 23 in the stapling mechanism 20 is replaced, so that the anastomat 31 is bent around the side wall of the extension forming head 232, and the bending angle of the anastomat 31 is further larger, thereby realizing the suturing of different wounds.

The replaceable detachable forming plate 23 is arranged in the stapling mechanism 20, so that the forming angle of the staples 31 is controlled, a proper suturing angle is provided according to the characteristics of the size, depth and the like of a wound to be sutured, the stability and the accuracy of suturing are ensured, the wound recovery effect is improved, and the stapling mechanism is suitable for suturing multiple complex wounds.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a skin stapler with adjustable press nail mechanism, includes stapler housing (10) and rotationally sets up handle (11) in stapler housing (10), still be equipped with in stapler housing (10) and press nail mechanism (20) and nail storehouse (30), be equipped with in nail storehouse (30) and describe with the nail (31), its characterized in that, be equipped with slide (26) on pressing nail mechanism (20), slide (26) run through the wall of pressing nail mechanism (20), slidable is equipped with in slide (26) presses nail board (21), be equipped with draw-in groove (27) on pressing nail mechanism (20) in slide (26), draw-in groove (27) are inlayed and are fixed with fixed shaping board (22) and dismantle shaping board (23), fixed shaping board (22) fixed connection is in slide (26), be formed with the clearance between fixed shaping board (22) and slide (26) roof, dismantle shaping board (23) are located in the clearance, dismantle shaping board (23) inlay card connection in fixed shaping board (22) top and slidable setting up in the clearance.

2. The skin stapler with the adjustable nail pressing mechanism according to claim 1, wherein a nail pressing groove (212) is formed in the end portion of the nail pressing plate (21), the nail pressing groove (212) is arc-shaped semicircular, and the nail pressing groove (212) abuts against the anastomat (31).

3. The skin stapler with the adjustable nail pressing mechanism according to claim 2, wherein one end of the fixed forming plate (22) is provided with a fixed forming head (221), and the other end of the fixed forming plate (22) is clamped and fixed in the clamping groove (27).

4. A skin stapler with an adjustable stapling mechanism according to claim 3, wherein the inner wall of the fixed forming head (221) is opposite to the end of the stapling plate (21), the stapling grooves (212) of the end of the stapling plate (21) are located at both sides of the fixed forming head (221), and the inner wall of the fixed forming head (221) abuts the staples (31).

5. The skin stapler with adjustable stapling mechanism according to claim 2, wherein the diameter of the stapling groove (212) corresponds to the diameter of the staples (31).

6. The skin stapler with the adjustable nail pressing mechanism according to claim 1, wherein a limiting groove (222) is formed in the upper plane of the fixed forming plate (22), a limiting block (231) is arranged on the lower plane of the detachable forming plate (23), the limiting block (231) is connected in the limiting groove (222) in a matching mode, and the end portion of the limiting block (231) abuts against the side wall of the limiting groove (222).

7. A skin stapler with adjustable stapling mechanism according to claim 3, characterized in that the end of the detachable shaping plate (23) is provided with an extension shaping head (232), the extension shaping head (232) is provided with two and is respectively arranged at both sides of the fixed shaping head (221), and the extension shaping head (232) abuts the staples (31).

8. Skin stapler with adjustable stapling mechanism according to claim 1, characterized in that the handle (11) is formed with a push head (12) at the end, the push head (12) abutting against the stapling plate (21).

9. The skin stapler with the adjustable nail pressing mechanism according to claim 8, wherein the nail pressing mechanism (20) is provided with a mounting cavity (25), the mounting cavity (25) is of a groove structure with one surface opened, and an elastic piece (24) is arranged in the mounting cavity (25); the nail pressing plate (21) is of an L-shaped structure, a pushing plane (211) is formed on the nail pressing plate (21), one end of the elastic piece (24) is abutted against the bottom wall of the installation cavity (25), and the other end of the elastic piece (24) is abutted against the pushing plane (211).