CN217390792U

CN217390792U - Anti-scratch sewing needle for anastomat

Info

Publication number: CN217390792U
Application number: CN202122881231.6U
Authority: CN
Inventors: 白杨
Original assignee: Individual
Current assignee: Suqian Pinhe Medical Device Technology Co.,Ltd.
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-09-09
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses an anti-scratch stitching needle for an anastomat, which belongs to the technical field of medical instruments, and the technical scheme comprises an anastomat body, a left side fixedly connected with a nail bin of the anastomat body, a driving pipe is arranged at the back of the anastomat body, the driving pipe sequentially penetrates through the anastomat body and the nail bin and extends to the inside of the nail bin, and a left side fixedly connected with an annular cutting knife of the driving pipe, through arranging a convex plate, when the stitching nail is stitched into a B type, the convex plate can reduce the space between the stitching nail and the convex plate, thereby increasing the pressure of the stitching nail on a wound, improving the compression hemostasis effect of the stitching nail, through arranging a fixing plate and a groove, the groove is convenient for clamping the nail foot when the stitching nail is in the B type, preventing the nail foot from being exposed outside, thereby avoiding the nail foot from scratching the anus of a patient when the stitching nail drops off and is discharged outside the body, meanwhile, the arc-shaped inner wall of the groove can further prevent the nail foot from being separated from the fixing plate.

Description

Anti-scratch sewing needle for anastomat

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, relate to an anti-scratch nail sewing needle for anastomat.

Background

The PPH operation method is characterized in that a stapler is used above the prolapsed internal hemorrhoid and near the upper edge of the internal hemorrhoid to annularly cut mucous membrane and submucosal tissue of the intestinal wall at the lower end of the rectum, the mucous membrane at the far end and the near end are anastomosed while cutting, the prolapsed internal hemorrhoid and the mucous membrane are suspended and drawn upwards and do not prolapse, the suturing nail can automatically fall off after wound healing after the hemorrhoid painless operation is carried out by using the stapler, and the suturing nail can be discharged out of a body along with excrement at the moment.

However, the existing suturing nail is bent into a B shape during suturing, and when the suturing nail is discharged after falling off, the sharp part of the nail foot easily scratches the anus of a patient, so that a person skilled in the art provides a scratch-proof suturing nail needle for an anastomat, so as to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an anastomat is with anti-scratch seam nail needle, its advantage is in avoiding stitching the nail when discharging the human body the foot scratch patient anus.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme: an anti-scratch suture nail needle for an anastomat is applied to an anastomat body, a nail bin is fixedly connected to the left side of the anastomat body, the back of the anastomat body is provided with a driving pipe which sequentially penetrates through the anastomat body and the nail bin and extends to the inside of the nail bin, the left side of the driving pipe is fixedly connected with an annular cutting knife, the surface of the annular cutting knife is fixedly connected with a connecting plate, the surface of the connecting plate is fixedly connected with a nail pushing seat, the left side of the nail bin is provided with nail grooves which are distributed annularly, suturing nails are arranged inside the nail groove, a connecting rod is arranged inside the anastomat body, the connecting rod sequentially penetrates through the anastomat body, the driving pipe, the annular cutting knife and the nail bin and extends to the outside of the nail bin, the left side of the connecting rod is fixedly connected with a nail anvil, and the right side of the nail anvil is provided with nail anvil grooves which are distributed annularly.

Further, sew up the nail and include the horizontal pole, the left side fixedly connected with quantity of horizontal pole is two nail legs, the left side fixedly connected with quantity of horizontal pole is two protruding type board, protruding type board is located two between the nail leg.

Furthermore, the left side fixedly connected with fixed plate of horizontal pole, the fixed plate is located two between the protruding type board, the left side of fixed plate is seted up flutedly, the inner wall both sides of recess are the arc.

Furthermore, the left sides of the nail legs are provided with nail feet, and one sides of the nail feet, far away from the convex plate, are arc-shaped.

Furthermore, the left side of the nail pushing seat is fixedly connected with a nail pushing plate which is distributed annularly, and the diameter of the nail pushing plate is smaller than that of the nail groove.

Further, a cutting groove is formed in the right side of the nail anvil.

Furthermore, the inner wall of the anvil groove is fixedly connected with a guide plate, and the right opening of the anvil groove is larger than the left opening of the anvil groove.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) by arranging the convex plate, when the suturing nail is sewed into a B shape, the convex plate can reduce the space between the suturing nail and the convex plate, thereby increasing the pressure of the suturing nail on the wound, improving the effect of compression hemostasis of the suturing nail,

(2) the fixing plate and the groove are arranged, so that the nail foot can be conveniently clamped when the suturing nail is in a B type, and the nail foot is prevented from being exposed outside, the anus of a patient is prevented from being scratched by the nail foot when the suturing nail falls off and is discharged outside the body, meanwhile, the arc-shaped inner wall of the groove can further prevent the nail foot from being separated from the fixing plate, the suturing nail can be sharper by the arc-shaped nail foot through the nail foot, so that the suturing efficiency is higher, the nail anvil groove can conveniently guide and form the suturing nail, and the annular cutting knife can be sunk into the cutting groove when moving to the left side through the arrangement of the annular cutting knife, so that the hemorrhoid tissue is quickly cut;

(3) the cutting groove is arranged, so that the annular cutting knife can be conveniently limited, the annular cutting knife is prevented from being subjected to position deviation during cutting, the nail anvil groove and the guide plate are arranged, the right side notch of the nail anvil groove is larger than the left side notch of the nail anvil groove, the inner top wall and the inner bottom wall of the nail anvil groove are inclined planes, when suturing nails fall, the suturing nails are smoothly shaped as B under the action of the inclined plane type inner top wall and the inner bottom wall and the guide plate, the accidental deformation of the suturing nails is prevented, and the situation that the suturing effect is not ideal is caused,

(4) through setting up the nail pushing plate, convenient to use person can in time push up the nail groove through pushing away the nail seat with the nail pushing plate will sew up the nail when carrying out the operation of coincide to the messenger sews up the nail and can carry out timely coincide to the wound.

Drawings

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

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a side view of the nail anvil of the present invention;

fig. 4 is a schematic view of the suturing nail structure of the present invention;

FIG. 5 is a schematic view of the suturing nail of the present invention after being sutured;

fig. 6 is an enlarged view of the present invention at B in fig. 3;

fig. 7 is an enlarged view of a portion a in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. a staple cartridge; 2. a nail anvil; 201. cutting the groove; 3. a connecting rod; 4. a nail groove; 5. a stapler body; 6. an annular cutter; 7. suturing nails; 701. a cross bar; 702. nailing legs; 703. nailing feet; 704. a convex plate; 705. a fixing plate; 706. a groove; 8. a nail pushing seat; 801. a nail pushing plate; 9. an anvil slot; 901. A guide plate; 10. a connecting plate; 11. the tube is driven.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-7, in an embodiment of the present invention, an anti-scratch staple needle for an anastomat is applied to an anastomat body 5, a staple cartridge 1 is fixedly connected to the left side of the anastomat body 5, a driving tube 11 is disposed at the back of the anastomat body 5, the driving tube 11 sequentially penetrates through the anastomat body 5 and the staple cartridge 1 and extends into the staple cartridge 1, an annular cutting knife 6 is fixedly connected to the left side of the driving tube 11, a connecting plate 10 is fixedly connected to the surface of the annular cutting knife 6, a staple pushing seat 8 is fixedly connected to the surface of the connecting plate 10, staple slots 4 distributed in an annular shape are disposed at the left side of the staple cartridge 1, staples 7 are disposed inside the staple slots 4, a connecting rod 3 is disposed inside the anastomat body 5, the connecting rod 3 sequentially penetrates through the anastomat body 5, the driving tube 11, the annular cutting knife 6 and the staple cartridge 1 and extends to the outside of the staple cartridge 1, a staple anvil 2 is fixedly connected to the left side of the connecting rod 3, the nail anvil groove 9 that the annular distributes is seted up on the right side of nail anvil 2, and through setting up annular cutting knife 6, annular cutting knife 6 can be absorbed in cutting groove 201 when moving to the left side to excise haemorrhoids tissue fast.

Referring to fig. 4 and 5, the suturing nail 7 comprises a cross rod 701, two nail legs 702 are fixedly connected to the left side of the cross rod 701, two convex plates 704 are fixedly connected to the left side of the cross rod 701, the convex plates 704 are located between the two nail legs 702, and by arranging the convex plates 704, when the suturing nail 7 is completed and is in a B type shape, the convex plates 704 can reduce the space between the suturing nail 7 and the convex plates 704, so that the pressure of the suturing nail 7 on a wound is increased, and the compression hemostasis effect of the suturing nail 7 is improved.

Referring to fig. 4 and 5, a fixing plate 705 is fixedly connected to the left side of the cross bar 701, the fixing plate 705 is located between the two convex plates 704, a groove 706 is formed in the left side of the fixing plate 705, both sides of the inner wall of the groove 706 are arc-shaped, and by arranging the fixing plate 705 and the groove 706, the groove 706 is convenient for clamping the nail leg 703 when the suturing nail 7 is in a B shape, so that the nail leg 703 is prevented from being exposed outside, thereby preventing the nail leg 703 from scratching the anus of a patient when the suturing nail 7 falls off and is discharged outside the body, and meanwhile, the arc-shaped inner wall of the groove 706 can further prevent the nail leg 703 from being separated from the fixing plate 705.

Referring to fig. 4 and 5, the left side of the staple leg 702 is provided with the staple leg 703, one side of the staple leg 703, which is away from the convex plate 704, is arc-shaped, and by the arrangement of the staple leg 703, the arc-shaped staple leg 703 can make the staple 7 sharper, so that the sewing efficiency is higher, and the arc-shaped staple leg 703 is also convenient for the staple anvil slot 9 to guide and shape the staple 7.

Referring to fig. 2, the left side of the staple pushing seat 8 is fixedly connected with the staple pushing plates 801 distributed in an annular shape, the diameter of the staple pushing plates 801 is smaller than that of the staple grooves 4, and by arranging the staple pushing plates 801, a user can conveniently push the staples 7 out of the staple grooves 4 in time through the staple pushing seat 8 and the staple pushing plates 801 when performing an anastomosis operation, so that the staples 7 can be anastomosed in time to wounds.

Referring to fig. 2 and 3, the right side of the nail anvil 2 is provided with a cutting groove 201, and the annular cutting knife 6 is convenient to limit by the cutting groove 201, so that the annular cutting knife 6 is prevented from deviating when cutting.

Referring to fig. 2, 3, 6 and 7, the guide plate 901 is fixedly connected to the inner wall of the staple anvil slot 9, the right opening of the staple anvil slot 9 is larger than the left opening of the staple anvil slot 9, and by arranging the staple anvil slot 9 and the guide plate 901, the right notch of the staple anvil slot 9 is larger than the left notch of the staple anvil slot 9, so that the inner top wall and the inner bottom wall of the staple anvil slot 9 are inclined, when the staple 7 falls, the action of the inclined-surface inner top wall and the inner bottom wall and the guide plate 901 enables the staple 7 to be smoothly in a B shape, thereby preventing the staple 7 from being accidentally deformed and causing the appearance of the situation that the sewing effect is not ideal.

The utility model discloses a theory of operation is: when in use, firstly, the nail anvil 2 and the nail bin 1 are stretched into a patient body, the connecting rod 3 drives the nail anvil 2 to move towards the right side, so that the hemorrhoid is clamped, at the moment, the driving pipe 11 drives the annular cutting knife 6 and the nail pushing seat 8 to move towards the left side, at the moment, the annular cutting knife 6 cuts the hemorrhoid, and by arranging the annular cutting knife 6, the annular cutting knife 6 can sink into the cutting groove 201 when moving towards the left side, so that the hemorrhoid tissue is quickly cut off, the left side of the annular cutting knife 6 enters the cutting groove 201 during cutting, the annular cutting knife 6 is convenient to limit by arranging the cutting groove 201, the situation that the annular cutting knife 6 deviates in position during cutting is prevented, meanwhile, the nail pushing seat 8 drives the nail pushing plate 801 to move towards the left side to enter the nail groove 4, by arranging the nail pushing plate 801, a user can push the suturing nail 7 out of the nail pushing seat 8 and the nail pushing plate 801 in time when performing an anastomosis operation, thereby make the staple 7 can in time coincide the wound, thereby push out the staple 7 in the nail groove 4, the nail foot 703 of the staple 7 enters the nail anvil groove 9 after puncturing the wound, through setting up the nail foot 703, the circular arc type nail foot 703 can make the staple 7 sharper, thereby make the efficiency of sewing higher, and the circular arc type nail foot 703 is convenient for the nail anvil groove 9 to lead the shaping to the staple 7 too, the nail foot 703 and nail leg 702 are bent and deformed under the effect of the inner top wall and inner bottom wall of the guide plate 901 and nail anvil groove 9, through setting up the nail anvil groove 9 and guide plate 901, the right side notch of the nail anvil groove 9 is greater than the left side notch of the nail anvil groove 9, make the inner top wall and inner bottom wall of the nail anvil groove 9 present the inclined plane, when the staple 7 falls, the effect of the inner top wall and inner bottom wall of the inclined plane makes the staple 7 present the B type smoothly under the guide plate 901, prevent the staple 7 from generating unexpected deformation, the condition that the suturing effect is not ideal occurs, the suturing nail 7 is in a B shape at last, the wound tissue is clamped by the nail legs 702 and the convex plate 704, when the suturing nail 7 is completely sutured into the B shape by the convex plate 704, the space between the suturing nail 7 and the convex plate 704 can be reduced by the convex plate 704, so that the pressure of the suturing nail 7 on the wound is increased, the compression hemostasis effect of the suturing nail 7 is improved, at the moment, the nail foot 703 is pressed into the groove 706 of the fixing plate 705, the fixing plate 705 and the groove 706 are arranged, the groove 706 is convenient for clamping the nail foot 703 when the suturing nail 7 is in the B shape, the nail foot 703 is prevented from being exposed outside, the anus of a patient is prevented from being scratched by the nail foot 703 when the suturing nail 7 falls off and is discharged outside the body, meanwhile, the arc-shaped inner wall of the groove 706 can further prevent the nail foot 703 from falling off the fixing plate, the annular cutting knife 6 finishes the cutting operation, and finally the cut hemorrhoids are taken out of the body through the nail bin 1 and the nail anvil 2, the stitching nail 7 falls off after the wound of the patient is healed, and then the stitching nail is discharged out of the body along with the excrement of the patient.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an anastomat is with preventing scratch staple needle, is applied to anastomat body (5), its characterized in that: the stapler comprises a stapler body (5), a staple cartridge (1) is fixedly connected to the left side of the stapler body (5), a driving pipe (11) is arranged at the back of the stapler body (5), the driving pipe (11) sequentially penetrates through the stapler body (5) and the staple cartridge (1) and extends to the inside of the staple cartridge (1), an annular cutting knife (6) is fixedly connected to the left side of the driving pipe (11), a connecting plate (10) is fixedly connected to the surface of the annular cutting knife (6), a staple pushing seat (8) is fixedly connected to the surface of the connecting plate (10), staple grooves (4) distributed in an annular shape are formed in the left side of the staple cartridge (1), staples (7) are arranged in the staple grooves (4), a connecting rod (3) is arranged in the stapler body (5), the connecting rod (3) sequentially penetrates through the stapler body (5), the driving pipe (11), the annular cutting knife (6) and the staple cartridge (1) and extends to the outside of the staple cartridge (1), the left side of the connecting rod (3) is fixedly connected with a nail anvil (2), and the right side of the nail anvil (2) is provided with nail anvil grooves (9) which are distributed annularly.

2. The scratch-proof staple needle for the anastomat according to claim 1, characterized in that: staple (7) include horizontal pole (701), the left side fixedly connected with quantity of horizontal pole (701) is nail leg (702) of two, the left side fixedly connected with quantity of horizontal pole (701) is protruding template (704) of two, protruding template (704) are located two between nail leg (702).

3. The scratch-proof staple needle for the anastomat according to claim 2, characterized in that: the left side of the cross rod (701) is fixedly connected with a fixing plate (705), the fixing plate (705) is located between the two convex plates (704), the left side of the fixing plate (705) is provided with a groove (706), and two sides of the inner wall of the groove (706) are arc-shaped.

4. The scratch-proof staple needle for the anastomat according to claim 3, wherein: the left sides of the nail legs (702) are provided with nail feet (703), and one sides, far away from the convex plate (704), of the nail feet (703) are arc-shaped.

5. The scratch-proof staple pin for the anastomat according to claim 1, characterized in that: the left side of the nail pushing seat (8) is fixedly connected with a nail pushing plate (801) which is distributed annularly, and the diameter of the nail pushing plate (801) is smaller than that of the nail groove (4).

6. The scratch-proof staple needle for the anastomat according to claim 1, characterized in that: the right side of the nail anvil (2) is provided with a cutting groove (201).

7. The scratch-proof staple needle for the anastomat according to claim 1, characterized in that: the inner wall of the anvil groove (9) is fixedly connected with a guide plate (901), and the right opening of the anvil groove (9) is larger than the left opening of the anvil groove (9).