Methods 385 cases of femoral or tibial fractures were treated with interlocking intramedullary nails, of which 77 cases got complications and received correspondant treatment.

• 方法随访带锁髓内钉治疗股骨、胫骨骨折患者385例，观察带锁髓内钉应用后出现的77例并发症，并进行相应的治疗。