Fixed-length thread cutter for common surgical suture and use method of fixed-length thread cutter

Abstract

The invention relates to a fixed-length thread cutter for a common surgical suture. The fixed-length thread cutter comprises a contact plate, wherein a containing hole is formed in the inner side of the contact plate, guide rods are arranged at the upper end of the containing hole, extrusion blocks are arranged at the upper end of a contact plate, an arc-shaped surface is arranged on the inner side of each extrusion block, a channel groove is formed in the lower end of each extrusion block, a pressing pipe is arranged at the upper end of the contact plate, and guide holes are formed in the inner side of the pressing pipe; a guiding inclined surface is formed in the inner side of the lower end of the pressing pipe, an extrusion pipe is arranged on the inner side of the pressing pipe, a cone head is arranged at the lower end of the extrusion pipe, a cavity is formed in the inner side of the extrusion block on the left side, a sliding block is arranged in the cavity, one end of a fourth spring is arranged at the lower end of the sliding block, the other end of the fourth spring is located at the bottom of the cavity, and guide rails are arranged at the front end and the rear end of the cavity; and channel grooves are formed in the right side of the upper end of the sliding block, a sliding knife groove is formed in the rear end of each channel groove, a sliding part is arranged on the inner side of each sliding knife groove, a cutting knife is arranged on the right side of each sliding part, a lantern ring is arranged on the front side of each sliding part, an extension pipe is arranged on the inner side of each lantern ring and is connected with a displacement pipe, a transmission rod is arranged at the upper end of the sliding block, and a sliding sleeve is arranged at the upper end of the transmission rod.

Description

technical field [0001] The invention relates to medical auxiliary equipment, in particular to a fixed-length thread cutter for common surgical sutures. Background technique [0002] At present, in the existing routine operations, it is usually necessary to suture the wound, and the sutures after suturing are usually trimmed by scissors and the doctor's personal experience and feeling, but the suture length is too long Sometimes, the patient will feel a foreign body sensation in daily life, and when the sutures are too short, the sutures are easy to knot, and the wound is at risk of re-cracking. Contents of the invention [0003] The present invention aims to solve the problems existing in the above-mentioned prior art, and provides a fixed-length thread trimmer for common surgical sutures. The device has a reasonable structural design and is easy to use. Cutting short makes the length of surgical suture more accurate, thereby avoiding suture knotting, and also makes the p...

AI Technical Summary

Problems solved by technology

[0002] At present, in the existing routine operations, it is usually necessary to suture the wound, and the sutures after suturing are usually trimmed by scissors and the doctor's personal experience and feeling, but the suture length is too long In daily life, the patient will feel a foreign body sensation, and when the suture is too short, the suture is easy to knot, and the wound has the risk of re-cracking

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