CN216365136U

CN216365136U - Anchor with wire

Info

Publication number: CN216365136U
Application number: CN202122808212.0U
Authority: CN
Inventors: 陆新颜
Original assignee: Changzhou Dake Medical Technology Co ltd
Current assignee: Changzhou Dake Medical Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-26
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a suture anchor, which comprises a connecting rod and an auxiliary threading mechanism, wherein the bottom end of the connecting rod is fixedly connected with a handle, and the top of the connecting rod is provided with a locking anchor; the locking anchor comprises an anchor body, the bottom end of the anchor body is fixedly connected with a positioning ring, and two sides of the outer wall of the positioning ring are fixedly connected with limiting posts; the top parts of the two sides of the outer wall of the connecting rod are both provided with limiting clamping grooves corresponding to the locking anchors, and the centers of the bottoms of the locking anchors are provided with anchor suture line positioning mechanisms; the anchor suture positioning mechanism comprises a threaded column, and the bottom end of the threaded column is fixedly connected with a threading ring; the bottom of one side of the outer wall of the connecting rod is provided with a threading hole. By designing the detachable locking anchor and the anchor suture positioning mechanism, the utility model can realize quick assembly and disassembly, is convenient for quick threading of the suture, is very convenient and quick to operate, and greatly improves the working efficiency.

Description

Anchor with wire

Technical Field

The utility model relates to the field of medical instruments, in particular to a suture anchor.

Background

Ligaments belong to dense connective tissue. Mainly divided into two groups, irregular dense connective tissue where elastic connective tissue and collagen fibers are interwoven with each other. Ligaments attach to the movable parts of the bone, but limit its range of motion from injury. Ligaments connect bones to bones, and opposite tendons to bones and muscles. Ligaments are derived from collagen and if they are bent beyond their physiological range (e.g. a sprain), this can lead to lengthening or breaking of the ligament.

The anchor is a conventional auxiliary medical instrument for repairing and reconstructing damaged ligaments, clinically, soft tissues and bones are reconnected by utilizing a suture, the anchor needs to be embedded into the bones to fixedly tear tendon tissues so as to achieve the purpose of healing the tendon bones, a plurality of different types of anchors are arranged on the market at present, certain defects exist in the structural design of the existing anchor, and the existing anchor with the suture is more integrated, so that the threading is inconvenient, and the existing anchor with the suture is not convenient to be quickly separated from a handle part.

It is therefore desirable to provide a suture anchor to address the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the conventional anchor with a wire is mostly designed into an integrated structure, so that the threading is inconvenient, and the quick separation from a handle part is also inconvenient.

In order to solve the technical problems, the utility model adopts a technical scheme that: providing a threaded anchor, wherein the threaded anchor comprises a connecting rod and an auxiliary threading mechanism, the bottom end of the connecting rod is fixedly connected with a handle, and the top of the connecting rod is provided with a locking anchor;

the locking anchor comprises an anchor body, the bottom end of the anchor body is fixedly connected with a positioning ring, and two sides of the outer wall of the positioning ring are fixedly connected with limiting posts;

the top parts of the two sides of the outer wall of the connecting rod are both provided with limiting clamping grooves corresponding to the locking anchors, and the centers of the bottoms of the locking anchors are provided with anchor suture line positioning mechanisms;

the anchor suture positioning mechanism comprises a threaded column, and the bottom end of the threaded column is fixedly connected with a threading ring;

the bottom of connecting rod outer wall one side has seted up the through wires hole, supplementary threading mechanism includes the threading steel wire, the top of threading steel wire is provided with the threading crotch.

Preferably, the connecting rod and the handle are of an integrated structure, and the connecting rod and the handle are designed to be of an integrated structure, so that the structure is simple, and the operation is convenient.

Preferably, the connecting rod is a hollow pipe body structure, and the connecting rod with the hollow pipe body structure design can be used for threading operation.

Preferably, anchor nail body, holding ring and two spacing post formula structures as an organic whole, and the external diameter of holding ring is the same with the internal diameter of connecting rod, can utilize the holding ring to accomplish with the spacing of connecting rod inner wall, the location of two spacing posts of also being convenient for simultaneously.

Preferably, the anchor suture positioning mechanism and the locking anchor are designed to be detachable structures and are screwed and fixed through threads, the anchor suture positioning mechanism can be connected and fixed with the locking anchor in a threaded screwing mode, when the suture needs to be threaded on the threading ring, threading can be performed firstly, and then the threaded column and the locking anchor are screwed and fixed.

Preferably, the center of the bottom of the locking anchor is provided with an internal thread corresponding to the anchor suture positioning mechanism, so that the anchor suture positioning mechanism can be assembled and disassembled quickly.

Preferably, threading crotch and threading steel wire formula structure as an organic whole, and the threading crotch is S type structural design, supplementary threading mechanism mainly used carries out the supplementary threading of stylolite, overlaps the middle section of stylolite on the outer loop of threading crotch earlier to make the stylolite tighten, insert the top through the threading hole of threading steel wire, then wear out through the connecting rod top, at this moment, take out the one end of stylolite, pass the thimble with it again, then the inner ring of recycling threading crotch is with the middle section through the threading hole of stylolite hook back can.

The utility model has the following beneficial effects:

1. by designing the detachable locking anchor and the anchor suture positioning mechanism, the utility model can realize quick assembly and disassembly, is convenient for quick threading of the suture, is very convenient and quick to operate, and greatly improves the working efficiency;

2. according to the utility model, the locking anchor is designed, so that the locking anchor and the connecting rod can realize quick self-locking and unlocking, and the locking anchor can be quickly unlocked and separated after being buried;

3. according to the utility model, by designing the auxiliary threading mechanism, the suture can quickly penetrate through the connecting pipe and is connected with the threading ring in a penetrating manner, and meanwhile, the suture is convenient to quickly hook back, so that the threading work is quicker.

Drawings

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

FIG. 2 is a front view structural diagram of the present invention;

FIG. 3 is a schematic structural view of the locking anchor of the present invention;

FIG. 4 is a schematic structural view of an anchor suture positioning mechanism of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1 at A;

fig. 6 is a partially enlarged view of fig. 2 at B.

In the figure: 1. a connecting rod; 2. a handle; 3. locking the anchor; 301. an anchor body; 302. a positioning ring; 303. a limiting column; 4. a limiting clamping groove; 5. an anchor suture positioning mechanism; 501. a threaded post; 502. a threading ring; 6. threading holes; 7. an auxiliary threading mechanism; 701. threading a steel wire; 702. threading the hook.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1 and 2, the anchor with thread comprises a connecting rod 1 and an auxiliary threading mechanism 7, wherein the bottom end of the connecting rod 1 is fixedly connected with a handle 2, the connecting rod 1 and the handle 2 are of an integrated structure, and the connecting rod 1 and the handle 2 are designed to be of an integrated structure, so that the structure is simple and the operation is convenient; the connecting rod 1 is of a hollow pipe body structure, and the connecting rod 1 designed by the hollow pipe body structure can carry out threading operation;

as shown in fig. 3, a locking anchor 3 is arranged at the top of the connecting rod 1; the locking anchor 3 comprises an anchor body 301, the bottom end of the anchor body 301 is fixedly connected with a positioning ring 302, and both sides of the outer wall of the positioning ring 302 are fixedly connected with limiting posts 303; the anchor bolt body 301, the positioning ring 302 and the two limiting columns 303 are of an integrated structure, the outer diameter of the positioning ring 302 is the same as the inner diameter of the connecting rod 1, the positioning ring 302 can be used for limiting the inner wall of the connecting rod 1, and meanwhile the two limiting columns 303 can be conveniently positioned;

as shown in fig. 4-5, the top parts of both sides of the outer wall of the connecting rod 1 are both provided with a limiting clamping groove 4 corresponding to the locking anchor 3, and the center of the bottom of the locking anchor 3 is provided with an anchor suture line positioning mechanism 5; the anchor suture positioning mechanism 5 comprises a threaded column 501, and a threading ring 502 is fixedly connected to the bottom end of the threaded column 501; the anchor suture positioning mechanism 5 and the locking anchor 3 are designed to be detachable structures and are screwed and fixed through threads, the anchor suture positioning mechanism 5 can be connected and fixed with the locking anchor 3 in a threaded screwing mode, when the suture needs to be threaded on the threading ring 502, threading can be performed firstly, and then the threaded column 501 and the locking anchor 3 are screwed and fixed; the center of the bottom of the locking anchor 3 is provided with an internal thread corresponding to the anchor suture positioning mechanism 5, so that the anchor suture positioning mechanism 5 can be assembled and disassembled quickly;

as shown in fig. 2 or 6, a threading hole 6 is formed at the bottom of one side of the outer wall of the connecting rod 1, the auxiliary threading mechanism 7 comprises a threading steel wire 701, and a threading hook 702 is arranged at the top end of the threading steel wire 701; threading crotch 702 and threading steel wire 701 formula structure as an organic whole, and threading crotch 702 is S type structural design, supplementary threading mechanism 7 mainly used carries out the supplementary threading of stylolite, overlap the middle section of stylolite on the outer loop of threading crotch 702 earlier, and make the stylolite tighten, insert threading steel wire 701 'S top through threading hole 6, then wear out through 1 top of connecting rod, at this moment, take out the one end of stylolite, pass through thimble 502 with it again, then it can to recycle threading crotch 702' S inner ring with the middle section of stylolite through threading hole 6 hook back.

When the utility model is used, the middle section of the suture is sleeved on the outer ring of the threading hook 702, the suture is tightened, the top end of the threading steel wire 701 is inserted through the threading hole 6 and then passes out through the top end of the connecting rod 1, at the moment, one end of the suture is drawn out and then passes through the threading ring 502, then the threaded column 501 and the locking anchor 3 are screwed and fixed, the middle section of the suture is hooked back through the threading hole 6 by utilizing the inner ring of the threading hook 702, when the locking anchor 3 is fixed, only directional screwing is needed, after locking is completed, the handle 2 is rotated reversely, the two limiting columns 303 are separated from the tail parts of the corresponding limiting clamping grooves 4, and finally the connecting rod 1 is directly drawn out.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A suture anchor, characterized in that: the wire drawing machine comprises a connecting rod (1) and an auxiliary threading mechanism (7), wherein the bottom end of the connecting rod (1) is fixedly connected with a handle (2), and the top of the connecting rod (1) is provided with a locking anchor (3);

the locking anchor (3) comprises an anchor body (301), the bottom end of the anchor body (301) is fixedly connected with a positioning ring (302), and two sides of the outer wall of the positioning ring (302) are fixedly connected with limiting columns (303);

the top parts of the two sides of the outer wall of the connecting rod (1) are respectively provided with a limiting clamping groove (4) corresponding to the locking anchor (3), and the center of the bottom of the locking anchor (3) is provided with an anchor suture line positioning mechanism (5);

the anchor suture positioning mechanism (5) comprises a threaded column (501), and a threading ring (502) is fixedly connected to the bottom end of the threaded column (501);

the bottom of connecting rod (1) outer wall one side has seted up through wires hole (6), supplementary threading mechanism (7) are including threading steel wire (701), the top of threading steel wire (701) is provided with threading crotch (702).

2. The suture anchor of claim 1, wherein: the connecting rod (1) and the handle (2) are of an integrated structure.

3. The suture anchor of claim 1, wherein: the connecting rod (1) is of a hollow pipe body structure.

4. The suture anchor of claim 1, wherein: the anchor bolt comprises an anchor bolt body (301), a positioning ring (302) and two limiting columns (303), wherein the positioning ring (302) and the two limiting columns are of an integrated structure, and the outer diameter of the positioning ring (302) is the same as the inner diameter of a connecting rod (1).

5. The suture anchor of claim 1, wherein: the anchor suture line positioning mechanism (5) and the locking anchor (3) are designed to be detachable structures and are screwed and fixed through threads.

6. The suture anchor of claim 5, wherein: the center of the bottom of the locking anchor (3) is provided with an internal thread corresponding to the anchor suture line positioning mechanism (5).

7. The suture anchor of claim 1, wherein: threading crotch (702) and threading steel wire (701) formula structure as an organic whole, and threading crotch (702) are S type structural design.