CN219613946U - Three-row equidistant stitching nail structure - Google Patents

Abstract

The utility model relates to a three-row equidistant stitching nail structure, which relates to the field of medical appliances and comprises a stitching bin body, wherein two stitching hole groups are arranged on the stitching bin body, stitching hole groups are arranged between the two stitching hole groups, the stitching hole groups and the two stitching hole groups are staggered, and the stitching hole groups are used for accommodating stitching nails. By means of the arrangement of the suture hole groups and the two nail hole groups, three rows of suture nail groups can be implanted in the sutured tissues, and due to the staggered arrangement of the suture hole groups and the two nail hole groups, the implanted three rows of suture nail groups can be staggered, the three rows of suture nails can bear higher vascular pressure, blood vessels on the sutured tissues can be reliably closed, leakage is reduced, bleeding caused by angiogenesis is reduced, and further operation can be smoothly performed.

Description

Three-row equidistant stitching nail structure

Technical Field

The utility model relates to the field of medical instruments, in particular to a three-row equidistant stitching nail structure.

Background

The stapler is an indispensable and very important link in surgical operation, is mainly used for cutting and suturing tissues in abdominal or chest operation in the first instance of the world, and is a device used in medicine to replace the traditional manual suturing.

The existing anastomat is mainly a linear anastomat, and comprises main components of a nail drill, a nail box, a nail bin, a suture driver, an excitation handle, a positioning needle, a marking ruler and the like, wherein the components are used according to a certain operation rule, so that the tissue suture and an anastomotic stoma are rapidly and accurately completed. When the device works, tissues are placed between the nail bin and the nail drill, the positioning needle is arranged, the proper thickness is preset according to the tissue thickness scale, the excitation handle is pulled, the two rows of staples are implanted into the tissues by the staple driver, the B shape is bent, and the two layers of tissue staples are firmly sealed. The anastomat has no cutting function, and redundant tissues need to be cut off along the edge of the anastomat before the anastomat is released, and the anastomat is released and removed after disinfection.

The nail bin holes on the existing nail bin are arranged in two rows, the two rows of nail bin holes are symmetrically arranged, when the two rows of nails are sewn, the two rows of nails are pushed out of the nail bin holes to be implanted into tissues, after the sewing is finished, the sewing surface on the tissues is easy to leak at the gap between the two rows of nails, namely, the condition of blood vessel bleeding is easy to occur, so that the smooth operation is affected.

Disclosure of Invention

In order to solve the problem of leakage of the sutured surface of the sutured tissue, the utility model provides a three-row equidistant staple structure.

The utility model provides a three-row equidistant stitching nail structure which adopts the following technical scheme:

the utility model provides a three equidistant staple structures, includes the nail storehouse body, two nail hole groups on the nail storehouse body, two be equipped with the stitch hole group between the nail hole group, stitch hole group and two the setting of staggering of nail hole group, the nail hole group with stitch hole group all is used for holding the staple.

Through adopting above-mentioned technical scheme, utilize the setting of suture hole group and two nail hole groups for can implant three rows of nail groups on the tissue after sewing up, and because suture hole group staggers with two nail hole groups and sets up, make three rows of nail groups of implantation can stagger, can bear higher vascular pressure, make the blood vessel on the tissue after sewing up can be closed more reliably, thereby reduce the emergence of seepage phenomenon, reduce the condition that the angiogenesis bleeds, and then make the operation go on smoothly.

In a specific embodiment, the two sets of staple holes are equally spaced from the set of stitched holes.

Through adopting above-mentioned technical scheme, after sewing up, be located the distance between the two rows of staple groups of middle one row of staple group and being located both sides the same, even make the tissue position atress of being sewed up more even to make the setting that three rows of staple groups can be inseparabler, reduce the phenomenon that takes place the seepage.

In a specific embodiment, the slot hole group is composed of a plurality of slot holes, the plurality of slot holes are uniformly distributed along the length direction of the nail bin body, the two nail hole groups are composed of a plurality of nail holes, and the plurality of nail holes are uniformly distributed along the length direction of the nail bin body.

Through adopting above-mentioned technical scheme, through the equipartition of a plurality of slot hole and the equipartition of a plurality of nail hole to the distance of the adjacent staple in every row of staple group also equals, makes implanted staple arrange neatly on same row, and the interval equals, can avoid sewing up too loose close and ligature too tight too loose the condition, thereby can improve the quality of sewing up.

In a specific implementation manner, two anti-slip grooves are formed in the inner wall of one side, close to the orifice, of the slot hole and the inner wall of one side, close to the orifice, of the nail hole, and the two anti-slip grooves are arranged oppositely and are used for limiting movement of tissues on the nail bin body.

Through adopting above-mentioned technical scheme, utilize to set up anti-skidding groove on suture hole and nail hole, when the tissue got into between nail storehouse body and the nail brill, the surface that needs to be sewed up on the tissue can conflict in anti-skidding inslot, at the in-process of sewing promptly, sew up the face and can implant the staple more steadily.

In a specific implementation manner, the hole wall of the slot hole and the hole wall of the nail hole are both extended to one side close to the anti-skid grooves, the nail guiding block is located between the two anti-skid grooves, and the nail guiding block is provided with a nail guiding groove which is communicated with the slot hole or the nail hole.

Through adopting above-mentioned technical scheme, utilize to set up the guide nail piece on stitch hole and nail hole, at the in-process that the stitch was shifted out from stitch hole and nail hole, the stitch can be along the guide nail groove implantation tissue on the guide nail piece all the time, even make the process of stitching at the stitch can be more stable go on.

In a specific embodiment, one end of the cartridge body is an insertion end, and a bevel is disposed on a side of the insertion end adjacent to the anti-slip slot, wherein the bevel is used for allowing the tissue to enter between the cartridge body and the drill.

Through adopting above-mentioned technical scheme, at the in-process that uses the stapler, need put into the tissue between nail storehouse body and the nail brill, at this moment, through the setting on inclined plane for the tissue can get into between nail storehouse body and the nail brill along the inclined plane, thereby can conveniently sew up the development of work.

In a specific implementation manner, the insertion end is connected with an insertion head, two guide cambered surfaces are arranged on the insertion head, the two guide cambered surfaces are arranged in opposite directions, the two guide cambered surfaces are commonly used for the insertion head to pass through a vascular gap, and the insertion head is connected with the insertion end through a connecting piece.

Through adopting above-mentioned technical scheme, when the operation that needs to carry out the denser position of blood vessel, can be with inserting the head and be connected with the end of inserting with the connecting piece, during operation, two guide cambered surfaces on the head of inserting can let the head of inserting pass through the clearance between the blood vessel to make the nail storehouse body can be smooth remove to the target position and sew up the work.

In a specific implementation manner, the connecting piece comprises a mounting groove formed in the insertion head, the insertion end is inserted into and abuts against the mounting groove, two fixing blocks are connected to the insertion end and are arranged in a back-to-back mode, fixing holes for the insertion of the fixing blocks are formed in the side walls of the groove of the mounting groove, and the fixing blocks abut against the fixing holes.

Through adopting above-mentioned technical scheme, before the work, will insert the end and insert in the mounting groove of the head, when the fixed block on the end of inserting runs into the fixed orifices, the fixed block passes and contradicts in the fixed orifices, inserts the end and is connected with the head, can carry out subsequent work.

In a specific embodiment, the fixing hole has a longitudinal cross-sectional area greater than that of the fixing block.

By adopting the technical scheme, the longitudinal section area of the fixing hole is larger than that of the fixing block, so that the fixing block can be smoothly inserted into the fixing hole, and the insertion end and the insertion head are conveniently connected.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. according to the three-row equidistant stitching nail structure, the stitching hole groups and the two stitching hole groups are utilized, so that the three rows of stitching nail groups can be implanted in the stitched tissues, and the stitching hole groups and the two stitching hole groups are staggered, so that the implanted three rows of stitching nail groups can be staggered and bear higher vascular pressure, blood vessels on the stitched tissues can be reliably closed, the leakage phenomenon is reduced, the bleeding of the blood vessels is reduced, and further the surgery can be smoothly performed.

2. According to the three-row equidistant stitching nail structure, when a tissue enters between the nail bin body and the nail drill, the surface to be stitched on the tissue can be abutted in the anti-slip groove, namely stitching surface can be stably implanted with stitching nails in the stitching process;

3. according to the three-row equidistant stitching nail structure, when an operation of a position with denser blood vessels is needed, the insertion head and the insertion end can be connected through the connecting piece, and when the stitching nail structure works, the two guide cambered surfaces on the insertion head can enable the insertion head to pass through gaps among the blood vessels, so that the stitching nail bin body can smoothly move to a target position for stitching work.

Drawings

Fig. 1 is a schematic structural view of a three-row equidistant staple structure of embodiment 1 of the present utility model.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of a three-row equidistant staple structure of embodiment 2 of the present utility model.

Fig. 4 is an enlarged view of a portion B in fig. 3.

Fig. 5 is a schematic structural view of a three-row equidistant staple configuration of embodiment 3 of the present utility model.

Fig. 6 is an exploded view for showing the connection.

Reference numerals illustrate: 1. a staple cartridge body; 11. an insertion end; 111. an inclined plane; 2. a nail hole group; 21. a nail hole; 3. a slit hole group; 31. a slit hole; 4. an anti-skid groove; 5. a guide pin block; 51. a nail guiding groove; 6. an insertion head; 61. a guide cambered surface; 7. a connecting piece; 71. a mounting groove; 72. a fixed block; 73. and a fixing hole.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-6.

Example 1

Referring to fig. 1 and 2, an embodiment of the utility model discloses a three-row equidistant stitching nail structure, which comprises a nail bin body 1, wherein one end of the nail bin body 1 is an insertion end 11, one side of the insertion end 11, which is close to the upper surface of the nail bin body 1, is provided with an inclined surface 111, an included angle between the inclined surface 111 and the upper surface of the nail bin body 1 is an acute angle between horizontal projection planes, and the inclined surface 111 is used for allowing tissues to enter between the nail bin body 1 and a nail drill;

the two nail hole groups 2 on the nail bin body 1, the two nail hole groups 2 are composed of a plurality of nail holes 21, the plurality of nail holes 21 are uniformly distributed along the length direction of the nail bin body 1, in the embodiment, the plurality of nail holes 21 are kidney-shaped holes, and the nail holes 21 in the two nail hole groups 2 are arranged in a one-to-one correspondence; a slot hole group 3 is arranged between the two nail hole groups 2, the distance between the two nail hole groups 2 and the slot hole group 3 is equal, the slot hole groups 3 and the two nail hole groups 2 are staggered, the slot hole group 3 consists of a plurality of slot holes 31, the plurality of slot holes 31 are uniformly distributed along the length direction of the nail bin body 1, and in the embodiment, the plurality of slot holes 31 are kidney-shaped holes;

the slot holes 31 and the nail holes 21 are used for accommodating the staples, the slot holes 31 are positioned between two adjacent nail holes 21 in the same nail hole group 2, the cross section length of the cross section of the slot holes 31 is equal to that of the cross section of the nail holes 21, the distance between the adjacent two slot holes 31 is equal to that between the adjacent two nail holes 21, and the distance between the adjacent two nail holes 21 is smaller than that of the cross section of the slot holes 31;

two anti-slip grooves 4 are formed in the inner side wall of the slot hole 31, which is close to the hole opening, and the inner side wall of the nail hole 21, which is close to the hole opening, and the two anti-slip grooves 4 are arranged relatively, the two anti-slip grooves 4 are arranged along the length direction of the hole opening, the section length of the section of the anti-slip groove 4 is smaller than that of the slot hole 31, in the embodiment, the bottom wall of the anti-slip groove 4 is slightly lower than the surface of the nail bin body 1, and the two anti-slip grooves 4 are jointly used for limiting the movement of tissues on the nail bin body 1.

The implementation principle of the embodiment 1 is as follows: during operation, the tissue slides into the upper surface of the nail bin body 1 along the inclined plane 111 of the insertion end 11, so that the tissue is positioned between the nail bin body 1 and the nail drill, and at the moment, the surface to be sutured on the tissue is abutted in the anti-slip groove 4, namely, the subsequent suturing work can be performed more stably; then the staples are penetrated out from the two rows of staple holes 21 and the row of staple holes 31 and are implanted into tissues, so that the two layers of tissue staples are firmly sealed, and the distances between the adjacent implanted staples are equal;

in the process, three rows of the suture nail groups are implanted into the sutured tissues by utilizing the arrangement of the suture holes 31 and the two rows of the nail holes 21, and the three rows of the implanted suture nail groups are staggered due to the staggered arrangement of the suture holes 31 and the two rows of the nail holes 21, so that the three rows of the suture nails can bear higher vascular pressure, the blood vessels on the sutured tissues can be reliably closed, the leakage phenomenon is reduced, the bleeding of the blood vessels is reduced, and the operation can be smoothly performed; and the equipartition of a plurality of suture hole 31 and the equipartition of a plurality of nail hole 21 for the implanted staple is neatly arranged on same row, and the interval equals, can avoid the condition that the sewing is too loose too close and ligature is too tight too loose, thereby can improve the quality of sewing.

Example 2

Referring to fig. 3 and 4, the difference between this embodiment and embodiment 1 is that two nail guiding blocks 5 are extended from the hole wall of the slot 31 and the hole wall of the nail hole 21 to the side close to the anti-slip slot 4, the two nail guiding blocks 5 are oppositely arranged, the nail guiding blocks 5 are located between the two anti-slip slots 4, in this embodiment, the surface of one side of the nail guiding block 5 far away from the slot 31 is slightly higher than the upper surface of the nail cartridge body 1, the nail guiding slots 51 are opened on the side of the nail guiding block 5 close to the slot 31, in this embodiment, the nail guiding slots 51 are arc-shaped slots, the two nail guiding slots 51 located on the slot 31 are all communicated with the slot 31, the two nail guiding slots 51 located on the nail hole 21 are all communicated with the nail hole 21, and the two nail guiding slots 51 can stably implant the nail into the tissue.

The implementation principle of the embodiment 2 is as follows: during stapling, the staples may be dislodged from the apertures 31 and 21 by a relatively large tissue thickness; at this time, through the setting of the guide nail block 5, in the process that the staples are moved out from the staple holes 31 and 21, the staples can be always implanted into tissues along the guide nail grooves 51 on the guide nail block 5, namely, the process of stitching the staples can be more stably performed, so that the possibility of deviation of the staples in the stitching process is reduced.

Example 3

Referring to fig. 5 and 6, the present embodiment is different from embodiment 1 in that an insertion head 6 is attached to an insertion end 11, and the insertion head 6 and the insertion end 11 are connected by a connector 7; the connecting piece 7 comprises a mounting groove 71 formed in the insertion head 6, the insertion end 11 is inserted into and abuts against the mounting groove 71, two fixing blocks 72 are connected to the insertion end 11, the two fixing blocks 72 are oppositely arranged, two fixing holes 73 are formed in the side wall of the groove of the mounting groove 71, the two fixing holes 73 are oppositely arranged, the fixing holes 73 are in one-to-one correspondence with the fixing blocks 72, the fixing blocks 72 are inserted into the fixing holes 73 and abut against the fixing holes 73, and the longitudinal section area of the fixing holes 73 is larger than that of the fixing blocks 72;

the insertion head 6 is provided with two guide cambered surfaces 61, the two guide cambered surfaces 61 are arranged in a back-to-back mode, the two guide cambered surfaces 61 are connected with one side surface of the nail bin body 1, and the two guide cambered surfaces 61 are jointly used for allowing the insertion head 6 to pass through a vascular gap.

The implementation principle of the embodiment 3 is as follows: when the operation of the denser position of blood vessel needs to be carried out, the nail storehouse body 1 is harder to pass through, at this moment, can insert the mounting groove 71 of inserting head 6 with inserting end 11, when the fixed block 72 on inserting end 11 runs into fixed orifices 73, fixed block 72 passes and contradicts in fixed orifices 73, inserting end 11 is connected with inserting head 6, accomplish the installation of inserting end 11 and inserting head 6 promptly, during operation, two guide cambered surfaces 61 on inserting head 6 can let inserting head 6 pass through the clearance between the blood vessel, thereby make nail storehouse body 1 can be smooth remove to target position and suture the work, make the operation can develop smoothly.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (9)

1. A three-row equidistant staple structure, characterized in that: including nail storehouse body (1), two nail hole group (2) on nail storehouse body (1), two be equipped with seam hole group (3) between nail hole group (2), seam hole group (3) with two the setting of staggering of nail hole group (2), nail hole group (2) with seam hole group (3) all are used for holding the staple.

2. The three-row equidistant staple structure of claim 1, wherein: the distance between the two nail hole groups (2) and the sewed hole group (3) is equal.

3. The three-row equidistant staple structure of claim 1, wherein: the nail hole group (3) is formed by a plurality of nail holes (31), the plurality of nail holes (31) are uniformly distributed along the length direction of the nail bin body (1), the two nail hole groups (2) are formed by a plurality of nail holes (21), and the plurality of nail holes (21) are uniformly distributed along the length direction of the nail bin body (1).

4. The three-row equidistant staple structure of claim 3, wherein: two anti-skid grooves (4) are formed in the inner wall of one side, close to the orifice, of the slot hole (31) and the inner wall of one side, close to the orifice, of the nail hole (21), the two anti-skid grooves (4) are oppositely arranged, and the two anti-skid grooves (4) are used for limiting tissues to move on the nail bin body (1) together.

5. The three rows of equidistant staple structures as defined in claim 4, wherein: the utility model discloses a nail hole, including stitch hole (31) and nail hole (21), the pore wall of stitch hole (31) with the pore wall of nail hole (21) is all to being close to one side extension of anti-skidding groove (4) has guide nail piece (5), guide nail piece (5) are located between two anti-skidding grooves (4), guide nail groove (51) have been seted up on guide nail piece (5), guide nail groove (51) with stitch hole (31) intercommunication sets up or with nail hole (21) intercommunication sets up.

6. The three rows of equidistant staple structures as defined in claim 4, wherein: one end of the nail bin body (1) is an insertion end (11), one side of the insertion end (11) close to the anti-skid groove (4) is provided with an inclined surface (111), and the inclined surface (111) is used for allowing tissues to enter between the nail bin body (1) and a nail drill.

7. The three rows of equidistant staple structures as defined in claim 6, wherein: the insertion end (11) is connected with an insertion head (6), two guide cambered surfaces (61) are arranged on the insertion head (6), the two guide cambered surfaces (61) are arranged in a back-to-back mode, the two guide cambered surfaces (61) are commonly used for enabling the insertion head (6) to pass through a vascular gap, and the insertion head (6) is connected with the insertion end (11) through a connecting piece (7).

8. The three rows of equidistant staple structures as defined in claim 7, wherein: the connecting piece (7) is including seting up mounting groove (71) on inserting head (6), insert end (11) and contradict in mounting groove (71), be connected with two fixed blocks (72) on inserting end (11), two fixed blocks (72) set up in opposite directions, be equipped with on the groove lateral wall of mounting groove (71) confession fixed block (72) male fixed orifices (73), fixed block (72) with fixed orifices (73) are contradicted.

9. The three rows of equidistant staple structures as defined in claim 8, wherein: the longitudinal cross-sectional area of the fixing hole (73) is larger than the longitudinal cross-sectional area of the fixing block (72).