Methods:10 cases of femoral fractures and 8 cases of tibia factures were treated with intramedullary interlocking nail with aiming sight made in Wujin City,Jiangsu province.

• 方法:选用江苏省武进市生产的带有远近瞄准器的股骨、胫骨钉,治疗不同类型股骨骨折10例、胫骨骨折8例。