Disposable nail box for laparoscopic straight-line cutting stapling apparatuses

Abstract

The invention discloses a disposable nail box for laparoscopic straight-line cutting stapling apparatuses. The disposable nail box comprises a nail box base, a nail box shell is installed in the rear of the nail box base, an upper nail-abutted seat cover is rotatably installed on the nail box base, a nail-abutted seat is installed in the upper nail-abutted seat cover, a nail bin is installed in the nail box base, a knife push slice is movably installed between the nail box base and the nail box shell, and a cutting knife is fixedly installed at the front end of the knife push slice; an elastic support used for keeping the upper nail-abutted seat cover open is arranged between the upper nail-abutted seat cover and the nail box base and comprises a V-shaped elastic piece, the first end of the V-shaped elastic piece is fixedly installed on the upper nail-abutted cover, and the second end of the V-shaped plastic piece is abutted against the upper surface of the nail box base or the upper surface of the nail bin. The fixing mode of the V-shaped elastic piece is solid and reliable, bouncing-off angle of a jaw cannot be affected due to looseness of the position where the elastic piece is installed, elasticity of the elastic piece is fully utilized, and the situation that the jaw can be opened to the maximum angle so that a doctor can hold diseased tissue to be removed to the right place is guaranteed.

Description

technical field [0001] The invention relates to a nail box for a laparoscopic linear cutting stapler. Background technique [0002] In surgical operations, minimally invasive laparoscopic surgery only needs to cut 3 to 5 small incisions on the patient's body, insert instruments with slender rods into the body to cut and suture the diseased tissue, and then cut the cut tissue Diseased tissue is removed from the elongated channel. Minimally invasive laparoscopic surgery has the advantages of small local trauma, light systemic reaction, and fast postoperative recovery, so it has been widely used. [0003] Laparoscopic Linear Cutting Stapler is a surgical instrument used in laparoscopic or open surgery to resect, transect and suture the lung, bronchial tissue, stomach, intestine, etc. When in use, a replaceable disposable nail box is connected to the front end. One instrument is used for one operation, and several disposable nail magazines are used instead according to the ne...

AI Technical Summary

Problems solved by technology

This kind of method is not strong, once the weld breaks, the cutting knife and the pushing blade will be disengaged, and the device will fail, posing risks

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