Cut stapler

Abstract

The invention relates to the technical field of medical instruments and discloses a cut stapler to improve the safety factor of the cut stapler and reduce pain brought to an operation patient by false trigger. The cut stapler comprises an anvil arm, a staple box arm provided with a staple box, a trigger device and a safety device, wherein the trigger device comprises a staple pushing frame for triggering a staple in the staple box; the staple pushing frame is provided with a chute formed along the motion direction and a clamping hole intersected with the chute; the safety device comprises a safety body and an elastic piece; the safety body can be assembled on the staple box arm in a mode of moving between a high place and a low place through the elastic piece; the safety body is provided with a passing groove for the stable pushing frame to pass through, is provided with a clamping position which is interfered with the clamping hole of the stable pushing frame when the safety body is positioned in the high place, and is provided with a neck which is positioned in the chute of the stable pushing frame to allow the stable pushing frame to move relative to the safety body when the safety body is positioned in the low place.

Description

technical field [0001] The invention relates to the technical field of medical instruments, in particular to a cutting and stapler. Background technique [0002] The cutting and stapler is a medical instrument widely used in surgical operations. It has two functions of suturing and cutting. It can remove excess tissue while suturing the wound. The instrument is easy to operate, has good surgical effect, and can greatly reduce the pain caused by the surgical patients. Therefore, it has won the unanimous approval of the majority of surgeons. [0003] Such as figure 1 As shown, the cutting stapler generally includes a handle 50 and an anvil arm 11 and a nail box arm 13 in the shape of a cross jaw, and the nail anvil arm 11 and the nail box arm 13 are respectively provided with a nail anvil 52 and a nail box arm 13 on the side facing the jaws. The nail magazine 12 is provided with a firing push button 51 on the handle 50 . Its working mechanism is as follows: place the tissue...

AI Technical Summary

Problems solved by technology

[0004] During the surgical operation, it is usually necessary to suture and cut the tissue multiple times. Therefore, when the cutting stapler is used clinically, the nail magazine needs to be replaced many times. Serious consequences

Existing cutters and staplers usually have a low safety factor and often cause unnecessary pain to surgical patients due to misfiring

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