A simple instrument-tying technique is used with each throw. This localizes the knot over the periosteum rather than placing it on the articular surface, where it.
每次打结都可以使用这种简单的器械打结技术。可以使线结位于骨膜上，这样要好于线结位于关节面上。
The utility model has the advantages of simple structure, convenient use, and fast knot, practicality and economical.
本实用新型结构简单，使用方便，打结快捷，经济实用。
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