Nail bin assembly and anastomat

Abstract

The utility model belongs to the technical field of anastomats, and particularly relates to a nail bin assembly and an anastomat. The nail bin body is installed in the base, a plurality of titanium nail containing cavities are formed in the top of the nail bin body, and the long edge of the nail bin body is folded outwards to form a buckling edge; a pair of buckles is arranged at the bottom of the protective cover, and the buckles are suitable for abutting against the buckling edges so that the protective cover can tightly press the nail bin body; a buckle is arranged on the base, a deformation block is arranged on the inner side of the buckle, and when the base is pressed into the nail storage seat, the deformation block is opened by the nail storage seat, so that the buckle is separated from the buckling edge; in short, a buckle is arranged at the bottom of the protective cover, and the buckle abuts against the buckling edge so that the protective cover can tightly press the nail bin body. Moreover, the deformation blocks are arranged on the inner sides of the buckles, when the base is pressed into the anastomat, the deformation blocks are opened by the anastomat, buckling of the protective cover is relieved, and stripping of the protective cover is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of staplers, and in particular relates to a stapler assembly and a stapler. Background Art

[0002] Laparoscopic staplers are surgical instruments widely used in surgical operations, mainly used for resection, transection and anastomosis of lung, bronchial tissue, stomach and intestines; existing staplers usually include a stapler seat. When in use, the stapler is installed in the stapler seat and the protective cover of the stapler is removed. The stapler and the protective cover are usually connected by multiple clips to prevent the protective cover from falling off. However, after being installed in the stapler seat, the protective cover is difficult to peel off.

[0003] Therefore, how to prevent the protective cover from being difficult to peel off is a technical problem that urgently needs to be solved in this field.

[0004] It should be noted that the above information disclosed in this background technology section is only used to understand the background technology of the present application concept, and therefore, the above description is not considered to constitute information of the prior art. Utility Model Content

[0005] The purpose of the utility model is to provide a staple cartridge assembly and an anastomosis device.

[0006] In order to solve the above technical problems, the utility model provides a nail magazine assembly, comprising: a base; a nail magazine body, which is installed in the base, and a plurality of titanium nail placement cavities are opened on the top of the nail magazine body, and the long edge of the nail magazine body is folded outward to form a snap-fitting ridge; a protective cover, a pair of clips are provided at the bottom of the protective cover, and the clips are suitable for abutting against the snap-fitting ridge so that the protective cover presses the nail magazine body; and a deformation block is provided on the inner side of the clip, and when the base is pressed into the magazine nail seat, the deformation block is stretched open by the magazine nail seat to allow the clip to disengage from the snap-fitting ridge.

[0007] Preferably, the buckle includes an elastic sheet and a fastening strip; the elastic sheet is integrally provided at the bottom of the protective cover, the fastening strip is provided on the inner side of the elastic sheet, and the top of the fastening strip abuts against the fastening edge.

[0008] Preferably, the deformation block is integrally provided on the side wall of the buckling strip, and the bottom of the deformation block is lower than the bottom of the buckling strip.

[0009] Preferably, the bottom edge of the deformation block is provided with a guiding bevel.

[0010] Preferably, the protective cover is provided with an escape notch, and the side wall of the escape notch is flush with the elastic sheet.

[0011] Preferably, a snap-fitting head is provided at the end of the nail magazine body, the snap-fitting head extends out of the base, and an arc-shaped snap-fitting surface is provided at the bottom of the snap-fitting head; a plurality of snap-fitting claws are provided at the end of the protective cover, and the bottom of the snap-fitting claws is inclined inward to embrace the snap-fitting surface.

[0012] Preferably, the side wall of the base is provided with a plurality of mounting protrusions.

[0013] The present utility model also provides a nail magazine assembly, comprising: a base; and a nail magazine body, which is installed in the base, and the long edge of the nail magazine body is folded outward to form a snap-fitting edge; and a protective cover, a pair of clips are provided at the bottom of the protective cover, the clips are suitable for abutting against the snap-fitting edge so that the protective cover is pressed against the nail magazine body, and a deformation block is provided on the inner side of the clip.

[0014] Preferably, the buckle includes an elastic sheet and a fastening strip; the elastic sheet is integrally arranged at the bottom of the protective cover, the fastening strip is arranged on the inner side of the elastic sheet, and the top of the fastening strip abuts against the fastening edge; wherein, the deformation block is integrally arranged on the side wall of the fastening strip, the bottom of the deformation block is lower than the bottom of the fastening strip; and the edge of the bottom of the deformation block is provided with a guide bevel.

[0015] The present utility model also provides a stapler, comprising: a staple magazine seat; the above-mentioned staple magazine assembly, wherein the base is clamped in the staple magazine seat; and the width of the staple magazine seat is greater than the spacing between the deformation blocks, so that when the base is pressed into the staple magazine seat, the deformation blocks are stretched open, allowing the buckle to disengage from the engaging edge.

[0016] The beneficial effects of the utility model are:

[0017] A buckle is provided at the bottom of the protective cover, which presses against the buckling edge to press the protective cover against the stapler body; and a deformation block is provided on the inner side of the buckle. When the base is pressed into the stapler, the deformation block is stretched open by the stapler, releasing the buckle of the protective cover and facilitating the peeling of the protective cover.

[0018] Other features and advantages of the present invention will be set forth in the following description, and in part will become apparent from the description, or may be understood by practicing the present invention.

[0019] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a three-dimensional diagram of a preferred embodiment of the anastomosis device of the present utility model;

[0022] Figure 2 It is a three-dimensional diagram of a preferred embodiment of the staple cartridge assembly of the present invention;

[0023] Figure 3 It is an exploded view of a preferred embodiment of the staple cartridge assembly of the present invention;

[0024] Figure 4 is a cross-sectional view of a preferred embodiment of the staple cartridge assembly of the present invention;

[0025] Figure 5 It is a cross-sectional view of a preferred embodiment of the nail magazine assembly of the present utility model.

[0026] In the picture:

[0027] 1. Base; 11. Mounting boss;

[0028] 2. Nail cartridge body; 21. Placement cavity; 22. Fastening edge; 23. Fastening head; 23a. Fastening surface;

[0029] 3. Protective cover; 31. Buckle; 31a. Deformable block; 31b. Elastic sheet; 31c. Fastening strip; 31d. Guide bevel; 32. Avoidance notch; 33. Fastening claw;

[0030] 4. Nail bin seat. DETAILED DESCRIPTION

[0031] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0032] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings.

[0033] The following embodiments of the present invention are described in detail with reference to the accompanying drawings. In the absence of conflict, the following embodiments and features therein may be combined with each other.

[0034] like Figures 1 to 5 As shown, at least one embodiment provides a nail magazine assembly, comprising: a base 1; a nail magazine body 2, which is installed in the base 1, and a plurality of titanium nail placement cavities 21 are opened on the top of the nail magazine body 2, and the long edge of the nail magazine body 2 is folded outward to form a buckling edge 22; a protective cover 3, a pair of buckles 31 are provided at the bottom, and the buckles 31 are suitable for abutting the buckling edge 22 so that the protective cover 3 is pressed against the nail magazine body 2; and a shaped Deformation block 31a, when the base 1 is pressed into the stapler, the deformation block 31a is stretched open by the stapler so that the buckle 31 is separated from the buckle edge 22; in short, the buckle 31 is provided at the bottom of the protective cover, and the buckle 31 is against the buckle edge 22 so that the protective cover is pressed against the stapler body 2; and the deformation block 31a is provided on the inner side of the buckle 31, when the base 1 is pressed into the stapler, the deformation block 31a is stretched open by the stapler, and the protective cover 3 is released from the buckle, so as to facilitate the peeling of the protective cover.

[0035] In some embodiments, the buckle 31 includes an elastic sheet 31b and a fastening strip 31c; the elastic sheet 31b is integrally arranged at the bottom of the protective cover 3, the fastening strip 31c is arranged on the inner side of the elastic sheet 31b, and the top of the fastening strip 31c abuts against the fastening ridge 22; in short, through the setting of the elastic sheet 31b, the fastening strip 31c can be stretched open when the protective cover 3 is covered on the top of the nail magazine body 2, and when the protective cover 3 is covered in place, the elastic sheet 31b is reset to allow the fastening strip 31c to fasten the fastening ridge 22.

[0036] In some embodiments, the deformation block 31a is integrally arranged on the side wall of the snap-fitting strip 31c, and the bottom of the deformation block 31a is lower than the bottom of the snap-fitting strip 31c; in short, the bottom of the deformation block 31a is lower than the bottom of the snap-fitting strip 31c, and when the base 1 is pressed into the nail magazine seat 4, the deformation block 31a can be stretched open by the nail magazine seat 4.

[0037] In some embodiments, the bottom edge of the deformation block 31a is provided with a guiding bevel 31d; in short, the setting of the guiding bevel 31d can facilitate the deformation block 31a to be guided and stretched by the nail magazine seat 4.

[0038] In some embodiments, the protective cover 3 is provided with an avoidance gap 32, and the side wall of the avoidance gap 32 is flush with the elastic sheet 31b; in short, the side wall of the avoidance gap 32 is flush with the elastic sheet 31b, which can prevent the elastic sheet 31b from breaking during the deformation process.

[0039] In some embodiments, a snap-fitting head 23 is provided at the end of the nail magazine body 2, and the snap-fitting head 23 extends out of the base 1, and an arc-shaped snap-fitting surface 23a is provided at the bottom of the snap-fitting head 23; a plurality of snap-fitting claws 33 are provided at the end of the protective cover 3, and the bottom of the snap-fitting claws 33 is inclined inward to embrace the snap-fitting surface 23a; in short, the bottom of the snap-fitting head 23 is inclined inward to embrace the snap-fitting surface 23a, which is easier to peel off than the snap-fitting strip 31c and the snap-fitting ridge 22, thereby increasing the difficulty of disassembling the protective cover 3.

[0040] In some embodiments, the side wall of the base 1 is provided with a plurality of mounting protrusions 11 ; in short, the mounting protrusions 11 on the side wall of the base 1 can clamp the base 1 in the nail magazine seat 4 .

[0041] The present invention also provides a nail magazine assembly, comprising: a base 1; and a nail magazine body 2, which is installed in the base 1, and the long edge of the nail magazine body 2 is folded outward to form a locking ridge 22; and a protective cover 3, the bottom of which is provided with a pair of buckles 31, the buckles 31 are suitable for abutting against the locking ridge 22 so that the protective cover 3 is pressed against the nail magazine body 2, and a deformation block 31a is provided on the inner side of the buckle 31.

[0042] In some embodiments, the buckle 31 includes an elastic sheet 31b and a fastening strip 31c; the elastic sheet 31b is integrally arranged at the bottom of the protective cover 3, the fastening strip 31c is arranged on the inner side of the elastic sheet 31b, and the top of the fastening strip 31c abuts against the fastening edge 22; wherein, the deformation block 31a is integrally arranged on the side wall of the fastening strip 31c, the bottom of the deformation block 31a is lower than the bottom of the fastening strip 31c; and the edge of the bottom of the deformation block 31a is provided with a guide bevel 31d.

[0043] The present utility model also provides a stapler, comprising: a stapler seat 4; the above-mentioned stapler assembly, the base 1 being clamped in the stapler seat 4; and the width of the stapler seat 4 being greater than the spacing between the deformation blocks 31a, so that when the base 1 is pressed into the stapler seat 4, the deformation blocks 31a are stretched open, so that the buckle 31 is disengaged from the fastening edge 22; in short, the width of the stapler seat 4 is greater than the spacing between the deformation blocks 31a, so that when the base 1 is pressed into the stapler seat 4, the deformation blocks 31a are stretched open by the side walls of the stapler seat 4, thereby releasing the fastening state of the protective cover 3, and the protective cover 3 can be removed by simply lifting the fastening head 23.

[0044] In the description of the embodiments of the present invention, unless otherwise specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0045] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0046] Based on the above-mentioned ideal embodiment of the present invention, and in accordance with the above description, relevant personnel can make various changes and modifications without departing from the technical scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, but must be determined according to the scope of the claims.

Claims

1. A staple cartridge assembly, characterized in that: include: Base (1); A nail magazine body (2) is installed in the base (1), and a plurality of titanium nail placement cavities (21) are provided on the top of the nail magazine body (2). The long edge of the nail magazine body (2) is folded outward to form a buckling edge (22); A protective cover (3) is provided with a pair of buckles (31) at the bottom thereof, wherein the buckles (31) are adapted to abut against the engaging edges (22) so that the protective cover (3) is pressed against the nail magazine body (2); and A deformation block (31a) is provided on the inner side of the buckle (31), and when the base (1) is pressed into the nail magazine seat, the deformation block (31a) is stretched open by the nail magazine seat, so that the buckle (31) is separated from the buckling edge (22).

2. The staple cartridge assembly according to claim 1, wherein: The buckle (31) comprises an elastic sheet (31b) and a buckling strip (31c); The elastic sheet (31b) is integrally provided at the bottom of the protective cover (3), the buckling strip (31c) is provided on the inner side of the elastic sheet (31b), and the top of the buckling strip (31c) abuts against the buckling edge (22).

3. The staple cartridge assembly according to claim 2, wherein: The deformation block (31a) is integrally arranged on the side wall of the buckling strip (31c), and the bottom of the deformation block (31a) is lower than the bottom of the buckling strip (31c).

4. The staple cartridge assembly according to claim 3, wherein: The bottom edge of the deformation block (31a) is provided with a guiding bevel (31d).

5. The staple cartridge assembly according to claim 4, wherein: The protective cover (3) is provided with an avoidance notch (32), and the side wall of the avoidance notch (32) is flush with the elastic sheet (31b).

6. The staple cartridge assembly according to claim 1, wherein: A snap-fit ​​head (23) is provided at the end of the staple cartridge body (2), the snap-fit ​​head (23) extends out of the base (1), and a curved snap-fit ​​surface (23a) is provided at the bottom of the snap-fit ​​head (23); A plurality of snap-fit ​​claws (33) are provided at the end of the protective cover (3), and the bottoms of the snap-fit ​​claws (33) are inclined inwards to embrace the snap-fit ​​surface (23a).

7. The staple cartridge assembly according to claim 1, wherein: The side wall of the base (1) is provided with a plurality of mounting protrusions (11).

8. A staple cartridge assembly, characterized in that: include: Base (1); and A nail magazine body (2) is installed in the base (1), and the long edge of the nail magazine body (2) is folded outward to form a snap-fitting edge (22); and The protective cover (3) has a pair of buckles (31) provided at its bottom, the buckles (31) being adapted to abut against the engaging ridges (22) so that the protective cover (3) is pressed against the nail magazine body (2), and a deformation block (31a) is provided on the inner side of the buckles (31).

9. The staple cartridge assembly according to claim 8, wherein: The buckle (31) comprises an elastic sheet (31b) and a buckling strip (31c); The elastic sheet (31b) is integrally provided at the bottom of the protective cover (3), the buckling strip (31c) is provided on the inner side of the elastic sheet (31b), and the top of the buckling strip (31c) abuts against the buckling edge (22); wherein the deformation block (31a) is integrally arranged on the side wall of the buckling strip (31c), and the bottom of the deformation block (31a) is lower than the bottom of the buckling strip (31c); and The bottom edge of the deformation block (31a) is provided with a guiding bevel (31d).

10. A stapler, characterized in that: include: Nail bin seat (4); The nail magazine assembly according to any one of claims 1 to 9, wherein the base (1) is clamped in the nail magazine seat (4); and The width of the nail magazine seat (4) is greater than the spacing of the deformation blocks (31a), so that when the base (1) is pressed into the nail magazine seat (4), the deformation blocks (31a) are stretched open, so that the buckle (31) is separated from the buckling edge (22).

Images