CN217772417U

CN217772417U - Closure ware nail storehouse that identical nail is from crooked

Info

Publication number: CN217772417U
Application number: CN202122515067.7U
Authority: CN
Inventors: 郑莹; 周小驰; 綦小蓉; 杨帆; 王卡娜
Original assignee: West China Second University Hospital of Sichuan University
Current assignee: West China Second University Hospital of Sichuan University
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-11-11
Anticipated expiration: 2031-10-19

Abstract

The utility model relates to an anastomotic nail is from curved closer nail storehouse, including the nail storehouse body, be provided with on the nail storehouse body place the hole and with place hole assorted deformation device, it is used for placing anastomotic nail to place the hole, deformation device is used for cooperating anastomotic nail and makes the follow the nail foot bending deformation of anastomotic nail of releasing in the nail storehouse body. According to the scheme, in the process that the staples are pushed out of the staple cartridge body, the deformation device enables the staple legs of the staples to be bent and deformed, the deformation device can be fixed on the surface of a tissue along with the staples, so that the staples penetrating into the tissue are bent and deformed and the tissue is pressed, the bending degree of the staple legs is different by adjusting the deformation device so as to be suitable for different cavity channel cutting and suturing operations, when the staple cartridge of the closer clamps the cavity channels, the cavity channels are extruded to be flat, the staples penetrate the cavity channels and are bent to enable the cavity channels to be sutured, and the cavity channels form channels so that the cut tissue can be taken out of the channels.

Description

Closure ware nail storehouse that identical nail is from crooked

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to closure ware nail storehouse that coincide nail is from crooked.

Background

The closer is a device used in medicine to replace manual suture, and the main working principle is to use anastomotic nails to perform separation or anastomosis on tissues, similar to a stapler; according to different application ranges, the surgical instrument can be mainly divided into a skin closer, a circular digestive tract (esophagus, stomach and intestine and the like) closer, a rectum closer, a circular hemorrhoid closer, a circumcision closer, a blood vessel closer, a hernia closer, a lung cutting and suturing device and the like.

Although current closures work well in cutting tissue and suturing an incision, the inventors have found in practice that current closures suffer from disadvantages, particularly:

when the traditional closer is used for cutting and suturing tissues, anastomotic nails in a nail bin of the closer are pushed out of the nail bin and penetrate through the tissues to be matched with a nail anvil, when a cavity channel is cut and sutured by using the closer and a channel is formed by the cavity channel, the legs of the anastomotic nails are bent under the action of the nail anvil, and the anastomotic nails continuously penetrate through two layers of tissues under the condition that an auxiliary device (for assisting the bending of the legs of the anastomotic nails) is not arranged in the cavity channel, so that the cavity channel is closed and sutured, and the cavity channel is difficult to form a channel so that the cut tissues can be taken out of the cavity channel which can form the channel.

Therefore, in view of the above, there is a need to design a closer cartridge that can bend the staples through the tissue while ejecting the staples from the cartridge.

Disclosure of Invention

The utility model aims to provide a: aiming at the defects of the current closer in the actual use process, the closer nail bin capable of enabling the nail bin to push out the anastomotic nails and enabling the anastomotic nails to bend and penetrate into tissues is provided.

In order to achieve the purpose of the invention, the utility model provides the following technical scheme:

the utility model provides an anastomotic nail is from crooked closer nail storehouse, includes the nail storehouse body, be provided with on the nail storehouse body place the hole and with place hole assorted deformation device, place the hole and be used for placing anastomotic nail, deformation device is used for cooperating anastomotic nail and makes the nail foot bending deformation of anastomotic nail who is released from in the nail storehouse body.

As the prior technical scheme, the deformation device is provided with two bending rails, and the bending rails are used for the nail feet to pass through and bend and deform.

As the prior technical scheme, an elastic pad with elastic deformation capacity is arranged on one side of the deformation device, which is in contact with the main rod of the anastomosis nail.

As the preferential technical scheme of the application, a connecting device is arranged on the deformation device and used for connecting and separating the nail bin body and the deformation device.

As the preferential technical scheme of the application, the nail bin body is further provided with a clamping piece, and the clamping piece can move and can be matched with the connecting device.

As the preferential technical scheme of this application, place the hole and set up for the multirow, every row includes a plurality of place the hole, be located same one row place separate mutually between the hole and be formed with the vacancy, not the same row stagger mutually between the vacancy.

In a preferred embodiment of the present invention, at least one of the placement holes is provided at any position in the space in a longitudinal direction perpendicular to the arrangement of the placement holes.

As a preferred solution of the present application, the surface of the deformation means on the side remote from the means for contacting the primary lever is a rough surface.

As the preferential technical scheme of the application, the edge of the deformation device is rounded.

As the preferential technical scheme of the application, the deformation device is made of a material which can be absorbed by a human body.

Compared with the prior art, the beneficial effects of the utility model are that:

according to the scheme, the closer nail bin comprises a nail bin body, a placing hole and a deformation device matched with the placing hole are arranged on the nail bin body, the placing hole is used for placing anastomotic nails, when the closer nail bin is used for suturing a cavity channel, the legs of the anastomotic nails pass through the deformation device in the process that the anastomotic nails are pushed out of the nail bin body, the deformation device enables the legs of the anastomotic nails to be bent and deformed, the deformation device can be fixed on the surface of a tissue along with the anastomotic nails, so that the anastomotic nails penetrating into the tissue are bent and deformed and exert pressure on the tissue, and the bending degree of the legs is different by adjusting the deformation device so as to be suitable for different cavity channel cutting and suturing operations;

be used for the elastic pad that the anastomotic nail mobile jib contacted on the deformation apparatus is provided with the elastic deformation ability, at the in-process that the anastomotic nail constantly stretched into the tissue, the distance between anastomotic nail mobile jib and the elastic pad constantly shortens, until elastic pad and the contact of anastomotic nail mobile jib and make anastomotic nail mobile jib extrusion elastic pad, stop when the anastomotic nail and stretch into the back, because elastic deformation takes place for the elastic pad, and the part pressurized that contacts with the anastomotic nail mobile jib on the elastic pad, make the elastic pad act on by sewing up the sutural tissue of nail, the extrusion of tissue has further been increased, the vascular pressure of the tissue in the sutural tissue is closed the effect has been improved.

Description of the drawings:

FIG. 1 is a schematic partially cross-sectional structural view of one embodiment of a closure cartridge for self-bending staples of the present application;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in a closure cartridge of the present application with staples self-bending;

FIG. 3 is a schematic view in partial cross-section of one embodiment of a closure cartridge for self-bending staples of the present application;

FIG. 4 is an enlarged schematic view of portion B of FIG. 3 of a closure cartridge of the present application with staples self-bending;

FIG. 5 is a schematic structural view of a deforming device of one embodiment of a closure cartridge of the present application with self-bending staples;

the following are marked in the figure: 1-a nail bin body, 2-a placing hole, 3-a deformation device, 4-a bending track, 5-an elastic pad, 6-a connecting device and 7-a clamping piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and the features and technical solutions in the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that a person skilled in the art would conventionally understand, and such terms are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

The first embodiment is as follows: as shown in reference to figures 1-5,

the closure device nail bin with the self-bending anastomotic nails provided by the embodiment comprises a nail bin body 1, wherein a placing hole 2 and a deformation device 3 matched with the placing hole 2 are arranged on the nail bin body 1, the placing hole 2 is used for placing anastomotic nails, and the deformation device 3 is used for matching the anastomotic nails and enabling the feet of the anastomotic nails pushed out of the nail bin body 1 to be bent and deformed. The closer nail bin comprises a nail bin body 1, a placing hole 2 and a deformation device 3 matched with the placing hole 2 are arranged on the nail bin body 1, the placing hole 2 is used for placing anastomosis nails, when the closer nail bin is used for suturing a cavity channel, in the process that the anastomosis nails are pushed out of the nail bin body 1, the nail feet of the anastomosis nails pass through the deformation device 3, the deformation device 3 enables the nail feet of the anastomosis nails to be bent and deformed, the deformation device 3 can be fixed on the surface of tissue along with the anastomosis nails, so that the anastomosis nails penetrating into the tissue are bent and deformed and exert pressure on the tissue, the bending degree of the nail feet is different by adjusting the deformation device 3 so as to be suitable for different cavity channel cutting and suturing operations, as the anastomosis nails do not need to be matched with a nail anvil when being deformed, when the cavity channel is clamped by the closer nail bin, the cavity channel is squeezed to be flat, the anastomosis nails penetrate into the cavity channel and are bent so that the cavity channel can be sutured, and the cavity channel is formed into a channel so that the cut tissue can be taken out of the channel.

In a preferred embodiment, in addition to the above-mentioned mode, two curved rails 4 are further provided on the deformation device 3, and the curved rails 4 are used for the nail foot to pass through and be bent and deformed. The two curved tracks 4 are arranged on the deformation device 3, the commonly used anastomosis nail comprises a main rod and two nail feet connected with the main rod, and when the nail feet of the anastomosis nail extend into the curved tracks 4 on the deformation device 3, the curved tracks 4 enable the nail feet to be curved and deformed in the process of passing through the curved tracks 4 and penetrate into tissues in a curved shape, so that the curved deformation of the anastomosis nail is simpler and more convenient.

In addition to the above aspect, in a preferred embodiment, an elastic pad 5 having elastic deformability is provided on the deforming means 3 on the side in contact with the main shaft of the staple. Be used for on deformation means 3 that one side that the anastomotic nail mobile jib contacted is provided with cushion 5 that has elastic deformation ability, at the in-process that the anastomotic nail constantly stretched into the tissue, the distance between anastomotic nail mobile jib and cushion 5 constantly shortens, until cushion 5 and anastomotic nail mobile jib contact and make anastomotic nail mobile jib extrusion cushion 5, stop stretching into the back when the anastomotic nail, because elastic deformation takes place for cushion 5, and the part pressurized that contacts with anastomotic nail mobile jib on cushion 5, make cushion 5 act on by on the sutural tissue of suturing nail, the extrusion of tissue has further been increased, the vascular effect of closing by pressure in the sutural tissue has been improved.

In a preferred embodiment, in addition to the above-mentioned mode, a connecting device 6 is further provided on the deformation device 3, and the connecting device 6 is used for connecting and disconnecting the cartridge body 1 and the deformation device 3. The connecting device 6 is arranged on the deformation device 3, the connecting device 6 is used for connecting and separating the stapling body and the deformation device 3, and after the staples penetrate into the tissue and the staples stop bending and deforming, the staple cartridge body 1 is separated from the deformation device 3 by operating the closer, so that the deformation device 3 and the staples are fixed on the tissue. When the nail bin body 1 is connected with the deforming device 3, the connecting device 6 improves the stability of deformation of the legs of the anastomotic nails through the deforming device 3, and when the nail bin body 1 is separated from the deforming device 3, the connecting device 6 enables the deforming device 3 to be separated from the nail bin body 1 more conveniently.

In a preferred embodiment, in addition to the above-mentioned manner, a retainer 7 is further disposed on the cartridge body 1, and the retainer 7 is capable of moving and cooperating with the connecting device 6. The nail bin body 1 is also provided with a clamping piece 7, the clamping piece 7 is connected with a control device on the closer, when an operator uses the closer, the clamping piece 7 is matched with the connecting device 6 by controlling the movement of the clamping piece 7, so that the deforming device 3 connected with the connecting device 6 is fixed on the nail bin body 1; when the nail bin body 1 is separated from the connecting device 6, the clamping piece 7 is moved to a position where the movement of the connecting device 6 is not influenced by controlling the movement of the clamping piece 7, so that the connecting device 6 can be separated from the nail bin body 1, and the deformation device 3 connected with the connecting device 6 is fixed on tissue after the tissue suturing is finished.

Example two: as shown in reference to figures 1-5,

the difference between the present embodiment and the first embodiment is: the placing holes 2 are arranged in a plurality of rows, each row comprises a plurality of the placing holes 2, the placing holes 2 in the same row are separated from each other to form gaps, and the gaps in different rows are staggered. To place hole 2 and set up to the multirow, every row includes a plurality of holes 2 of placing, be located simultaneously with one row place between the hole 2 separate mutually and be formed with the vacancy, the vacancy of different rows staggers mutually, when the identical row on two adjacent anastomotic nails of placing in the hole 2 sew up the tissue, there is the clearance between two anastomotic nails to make this department tissue not extruded and the blood vessel not closed by the pressure, stagger mutually through the first vacancy that makes different rows, make between two adjacent anastomotic nails not closed by the pressure of the anastomotic nail on other rows of blood vessel of extruded tissue, thereby the effect of sewing up of anastomotic nail has been improved.

In a preferred embodiment, in addition to the above-described embodiment, at least one of the placement holes 2 is provided in any position of the space in a longitudinal direction perpendicular to the arrangement of the placement holes 2. In the length direction perpendicular to the arrangement of the prevention holes, at least one placing hole 2 is formed in any position of the gap, so that after the tissue is sutured, at least one anastomotic nail is formed in the gap between every two adjacent anastomotic nails in the length direction perpendicular to the arrangement of the anastomotic nails, the vessel suturing device is further beneficial to the vessel occlusion on the sutured tissue, and the suturing effect is improved.

As a preferred embodiment, in addition to the above, further, the surface of the deformation device 3 on the side away from the main rod is a rough surface. The surface of keeping away from the one side that is used for contacting the mobile jib on the device 3 that warp is crude surface, and after using the closer to sew up, the anastomosis nail is fixed on organizing with deformation device 3, and the one side that is used for contacting the mobile jib is keeping away from on the device 3 that warp simultaneously contacts with the tissue surface, and the surface that wants the contact with the tissue surface on the device 3 that will warp sets to crude surface, and then increases the frictional force that deformation device 3 and tissue contacted, and then strengthens the stability that deformation device 3 and anastomosis nail fix on organizing.

In a preferred embodiment, in addition to the above-described aspect, the edge of the deforming means 3 is further rounded. Set up the fillet at the edge of deformation means 3, after deformation means 3 breaks away from nail storehouse body 1 to when the anastomotic nail is together fixed the chamber way in the anastomotic nail, because the tissue has elasticity, deformation means can make tissue surface produce the extrusion when contact tissue, further sets up the fillet at the edge of deformation means 3, makes the edge transition of deformation means 3 slick and sly, prevents to the damage of tissue surface when there is the edges and corners in the edge of deformation means 3.

In a preferred embodiment, in addition to the above, the deformation device 3 is made of a material that is absorbable by the human body. Deformation device 3 adopts the human absorbable material to make, when deformation device 3 and anastomosis nail are fixed on organizing and stitch the tissue, along with the healing of tissue wound, deformation device 3 is absorbed by the human body gradually, can adopt the anastomosis nail that the human absorbable material was made simultaneously, make anastomosis nail also absorbed by the human body, after the tissue wound that sews up heals up, no anastomosis nail and deformation device 3 on the tissue, the anastomosis nail and the deformation device 3 after having avoided the wound healing cause the discomfort to the patient in the patient.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement may be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.

Claims

1. The utility model provides an identical nail is from curved closer nail storehouse which characterized in that: the nail bin comprises a nail bin body, wherein a placing hole and a deformation device matched with the placing hole are arranged on the nail bin body, the placing hole is used for placing anastomotic nails, and the deformation device is used for matching with the anastomotic nails and enabling nail feet of the anastomotic nails pushed out of the nail bin body to be bent and deformed.

2. The closer staple cartridge of claim 1, wherein: the deformation device is provided with two bending rails, and the bending rails are used for the nail feet to penetrate through and bend and deform.

3. The closer staple cartridge of claim 1, wherein: and an elastic pad with elastic deformation capacity is arranged on one side of the deformation device, which is in contact with the main rod of the anastomosis nail.

4. The closer staple cartridge of claim 1, wherein: the deformation device is provided with a connecting device, and the connecting device is used for connecting and separating the nail bin body and the deformation device.

5. The closer staple cartridge of claim 4, wherein: the nail bin body is further provided with a clamping piece, and the clamping piece can move and can be matched with the connecting device.

6. The closer staple cartridge of any one of claims 1-5, wherein: the placing holes are arranged in multiple rows, each row comprises a plurality of placing holes, the placing holes in the same row are separated from one another to form gaps, and the gaps in different rows are staggered.

7. The closer staple cartridge of claim 6, wherein: at least one of the placement holes is present at any position on the void in a direction perpendicular to the longitudinal direction of the arrangement of the placement holes.

8. The closer staple cartridge of any one of claims 1-5, wherein: the surface of the deformation means on the side remote from the means for contacting the primary lever is a roughened surface.

9. The closer staple cartridge of any one of claims 1-5, wherein: the edges of the deforming means are rounded.

10. The closer staple cartridge of any one of claims 1-5, wherein: the deformation device is made of a material which can be absorbed by a human body.