Objective To discuss the clinical effect of shape memory hook and bone grafting in the management of spondylolysis.
目的探讨镍钛记忆卡钩治疗腰椎弓峡部裂及手术方法。
The invention also comprises an abrasion drill, a bone chisel, a spatula and a drag hook.
磨钻、骨凿、刮勺和拉钩；
The invention also comprises an abrasion drill, a bone chisel, a spatula and a drag hook.
磨钻、骨凿、刮勺和拉钩；
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