Methods 27 cases of delayed union of diaphyseal fractures of femur (17 cases) and tibia (10 cases) were treated with dynamization.

• 方法对27例骨折应用静力型交锁髓内钉固定后的股骨和胫骨骨干延迟愈合患者,行近侧或远侧锁钉取出术进行动力化治疗。