knife to cut ligaments, cartilage and other tissues

摘要

A knife to cut the ligaments, cartilage and other tissues has a working part with a cutting edge, neck and arm. The cutting-edge of knife working part consists of sharpened knife blade fragment and protruding fragments with respect to it that restrict it from both sides. The sharpened cutting is a straight piece or unequal, for example, U-shaped, or trapezoidal or rounded, or angular. The working part with the cutting fragment directly transfers into the cervix. The neck and the working part of the blade with the cutting piece are made as flexible trough.