CN111084644B - Suture-free labrum repairing rivet and labrum repairing method - Google Patents

Abstract

The invention provides a suture-free labrum repairing rivet and a labrum repairing method, wherein the labrum repairing rivet is used for repairing the labrum without a traditional knotting mode, and after the labrum is penetrated into the labrum, the position of a puncture part and a fixing part can be simply adjusted through a clamp, so that the labrum can be conveniently fixed. The rivet part is placed into the bone corresponding to the labrum by using the traditional placement mode, so that the labrum and the joint part can be positioned, and the labrum is helped to repair and heal; the traditional knotting mode is not needed in the fixing process, so that the fixing difficulty is greatly reduced, the doctor who just touches the operation can get on hand conveniently, and the success rate of the operation is improved.

Description

A suture-free labrum repair rivet and labrum repair method

Technical field

The present invention relates to the technical field of medical equipment, and in particular to a suture-free labrum repair rivet and a labrum repair method.

Background technique

Both the shoulder and hip joints of the human body have labrums. Once the labrum is damaged, it is difficult to heal itself. Use rivets and sutures to help repair and heal. Conventional rivets usually need to be knotted to fix the labrum, which is too difficult for doctors who are new to this type of surgery. Therefore, we need to design an easy-to-operate rivet dedicated to repairing the labrum. Repair the labrum as easily as possible during the operation.

Contents of the invention

The purpose of the present invention is to propose a suture-free labrum repair rivet and a method for labrum repair that have a simple fixation method for the labrum and thereby greatly reduce the difficulty of labrum repair.

In order to achieve the above object, the present invention proposes a suture-free labral repair rivet, which includes a labrum part, a rivet part and a holder;

Wherein, the labrum part includes a fixing part and a puncture part; the puncture part is in the shape of a needle; the tail end of the puncture part is provided with two opposite and parallel legs; the fixing part is a rectangular parallelepiped block, so The fixed part is installed between the two legs through bearings;

A cable is provided between the fixing part and the rivet part;

The holder includes two overlapping legs. By overlapping the two overlapping legs on the outer surfaces of the two legs respectively, the holder is clamped on the surface of the puncture part.

Preferably, the rivet part is a hollow rivet; a through hole is preset inside the hollow rivet and penetrates the upper and lower end surfaces of the rivet.

Preferably, the holder passes through the through hole to hold the two legs.

Preferably, a rivet gripper is detachably connected to the rear end of the rivet part.

Preferably, the holder is two iron wires; the first ends of the two iron wires are overlapping legs with a hook-like structure;

The outer surfaces of the two legs are provided with C-shaped grooves; the two iron wires overlap the overlapping legs in the C-shaped grooves to realize the detachable clamping of the holder. Hold on the surface of the puncture part.

The invention also proposes a method for repairing the labrum, which includes the following steps:

Step 1: Tighten the holder and keep the puncture part and the fixed part in a straight line;

Step 2: Use the holder to advance the labrum so that the puncture part passes through the labrum and the tail end of the fixing part is reserved within the labrum;

Step 3: Loosen the holder, and use the holder to adjust the puncture part and the fixing part to be vertically arranged;

Step 4: Take out the holder;

Step 5: Use a drill to drill holes in the bone around the labrum;

Step 6: Fix the rivet part in the drilled hole, and use the traction effect of the cable to fix the labrum at the designated position.

Compared with the prior art, the advantage of the present invention is that the labrum is repaired by the labrum repair rivet of the present invention, without the need for traditional knotting. After the labrum is pierced into the labrum, it is clamped The holder can simply adjust the positions of the puncture part and the fixation part to easily fix the labrum. Then use the traditional insertion method to place the rivet part into the bone corresponding to the labrum, which can realize the positioning of the labrum and the joint part, helping the labrum to repair and heal; no traditional knotting method is needed during the fixation process, which greatly improves the stability of the labrum. The difficulty of fixation is reduced, making it easier for doctors who are new to this type of surgery to get started and improving the success rate of the surgery.

Description of drawings

In Figure 1, a is a front view of the labrum in a puncture state according to the embodiment of the present invention; b is a front view of the labrum in a fixed state according to the embodiment of the present invention;

In Figure 2, a is a side view of the labrum in a punctured state according to the embodiment of the present invention; b is a side view of the labrum in a fixed state according to the embodiment of the present invention;

Figure 3 is a schematic diagram of the overall structure of a suture-free labral repair rivet in an embodiment of the present invention;

Figure 4 is a schematic diagram of the work flow of suture-free labral repair rivets in an embodiment of the present invention;

Figure 5 is a schematic flow chart of fixing the labrum with suture-free labral repair rivets in an embodiment of the present invention;

Figure 6 is a schematic diagram of the detachable connection between the clamp and the rivet in the embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be further described below.

The present invention proposes a suture-free labral repair rivet, which includes a labrum part, a rivet part 3 and a holder 5;

Among them, as shown in Figures 1 and 2, the labrum includes a fixed part 1 and a puncture part 2; the puncture part 2 is needle-shaped; the tail end of the puncture part 2 is provided with two opposite and parallel legs; the fixed part 1 It is a rectangular parallelepiped block, and the fixed part 1 is set up between the two legs through bearings; a cable 4 is provided between the fixed part 1 and the rivet part 3; the holder 5 includes two overlapping legs, which are connected through two overlapping legs. The legs are respectively overlapped with the outer surfaces of the two legs, so that the holder 5 is clamped on the surface of the puncture part 2 .

In this embodiment, the labrum repair rivet of the present invention is used to repair the labrum without the need for traditional knotting. After the labrum is pierced into the labrum, the puncture part 2 is simply adjusted by the holder 5 and the position of the fixing part 1, the fixation of the labrum can be easily achieved; and then the rivet part 3 is inserted into the bone corresponding to the labrum using the traditional insertion method, so that the positioning of the labrum and the joint part can be achieved , to help the labrum repair and heal; there is no need for traditional knotting during the fixation process, which greatly reduces the difficulty of fixation, making it easier for doctors who are new to this type of surgery to get started and improve the success rate of the surgery.

In this embodiment, as shown in Figure 3, the rivet part 3 is a hollow rivet; the interior of the hollow rivet is preset with a through hole penetrating the upper and lower end surfaces of the rivet, and the holder 5 passes through the through hole to hold two The legs facilitate the reasonable arrangement of the positions of the holder 5 and the rivet part 3 during the operation, and also facilitate the removal of the holder 5 after the fixation is completed.

In this embodiment, a rivet gripper 6 is detachably connected to the rear end of the rivet portion 3 .

In this embodiment, as shown in Figure 6, the holder 5 is made of two iron wires; the first ends of the two iron wires are overlapping legs with a hook-like structure; the outer surfaces of the two legs are provided with C-shaped recesses. groove; the two iron wires overlap the overlapping legs in the C-shaped groove, so that the holder 5 can be detachably clamped on the surface of the puncture part 2; the design of the C-shaped groove facilitates the removal of the holder 5 and adjusting the relative positional relationship between the fixing part 1 and the puncture part 2.

In order to facilitate the understanding and implementation of those skilled in the art, the present invention also proposes a labral repair method, as shown in Figures 4 and 5, including the following steps:

Step 1: As shown in a in Figure 4, tighten the clamp 5 and clamp the outer surfaces of the two legs of the puncture part 2 at the two angles of the clamp 5, so that the two legs are sandwiched in the middle The fixing part 1 keeps the puncture part 2 and the fixing part 1 arranged in a straight line;

Step 2: As shown in a in Figure 5, use the holder 5 to advance the labrum so that the puncture part 2 passes through the labrum, and the tail end of the fixed part 1 is reserved in the labrum;

Step 3: Loosen the holder 5 as shown in b in Figure 4, and use the holder 5 to adjust the puncture part 2 and the fixed part 1 to be vertically arranged; the adjustment method is: as shown in Figure 6, use the C-shaped outer surface of the leg The design of the C-shaped groove allows the holder 5 to be released after the puncture part 2 penetrates the labrum, so that the positions of the fixed part 1 and the puncture part can be adjusted. At the same time, the holder 5 continues to be pushed forward to use the C-shaped groove. The special structural design cooperates with the friction between the body tissue and the body to realize the reversal of the puncture part 2 during the advancement process, so that the puncture part 2 and the fixing part 1 can be fixed at a 90-degree position.

Step 4: As shown in c in Figure 4 and b in Figure 5, take out the holder 5; the way to take out the holder 5 is: after the 90-degree position is fixed between the puncture part 2 and the fixing part 1, The notch of the C-shaped groove is just in the forward direction of the holder 5. At this time, continue to advance the holder 5 so that the angle of the holder 5 is drawn out of the C-shaped groove, and then move the holder 5 5. Pull it out from the through hole of the rivet part 3.

Step 5: As shown in d in Figure 4, use a drill to drill holes in the bone around the labrum;

Step 6: As shown in e in Figure 4, c in Figure 5, and d in Figure 5, fix the rivet part 3 in the drilled hole, and use the traction effect of the cable 4 to fix the labrum at the designated position. Remove rivet holder 6.

It should be pointed out that the surgeon can use multiple repair rivets to repair one labrum to ensure that the labrum is firmly fixed.

The above are only preferred embodiments of the present invention and do not limit the present invention in any way. Any person skilled in the technical field who makes any form of equivalent substitution or modification to the technical solutions and technical contents disclosed in the present invention shall not deviate from the technical solutions of the present invention. The contents still fall within the protection scope of the present invention.

Claims (2)

1. A suture-free labrum repair rivet, which is characterized by comprising a labrum part, a rivet part and a clamp;

wherein the glenoid lip includes a fixation portion and a penetration portion; the puncture part is in a needle point shape; the tail end of the puncture part is provided with two opposite and parallel supporting legs; the fixing part is a cuboid square, and is arranged between the two supporting legs through a bearing bracket;

a cable is arranged between the fixing part and the rivet part;

the clamp holder comprises two lap joint pins, and the clamp holder is clamped on the surface of the puncture part by respectively lap joint the two lap joint pins on the outer surfaces of the two support legs;

the rivet part is a hollow rivet; a through hole penetrating through the upper end face and the lower end face of the hollow rivet is preset in the hollow rivet;

the clamp passes through the through holes to clamp the two support legs;

the clamp holder is composed of two iron wires; the head ends of the two iron wires are lap joint feet with hook-shaped structures;

the outer surfaces of the two supporting legs are provided with C-shaped grooves; the two iron wires are in lap joint with the lap joint pin in the C-shaped groove, so that the clamp holder can be detachably clamped on the surface of the puncture part.

2. The suture-free labrum repair rivet of claim 1 wherein the tail end of the rivet portion is removably attached with a rivet gripper.