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 utility model relates to an ultrasonic chisel for removing bone substance in operations, which belongs to the technical field of medical equipment used in cementum removal operations.
一种用于手术中去除骨质的超声凿，属医疗器械技术领域，用于提供去除牙骨术中的器械问题。
The bone chisel has the advantages of simple structure, simple and convenient operation when chiseling a bone tissue, time saving and labor saving, and reduction of the workload of medical staff.
本实用新型结构简单，在凿割骨组织时操作简便、省时省力，减轻了医务人员的工作量。
The bone chisel has the advantages of simple structure, simple and convenient operation when chiseling a bone tissue, time saving and labor saving, and reduction of the workload of medical staff.
本实用新型结构简单，在凿割骨组织时操作简便、省时省力，减轻了医务人员的工作量。
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