在股骨干骨折的患者打髓内钉时，远端锁定是非常有挑战性的一步，且该过程会增加射线的照射。
Distal locking is one challenging step during intramedullary nailing of femoral shaft fractures that can lead to an increase of radiation exposure.
背景知识：股骨干骨折非常常见，而且在多发性损伤的患者中有潜在的不良后果。
Background: Fractures of the femoral shaft are common and have potentially serious consequences in patients with multiple injuries.
目的探讨股骨干骨折局部并发症发生的影响因素，并比较接骨板和髓内针固定方法在并发症方面的差异。
Objective to explore the related factors of local complications of femoral shaft fracture, and the differences between plate and intramedullary nailing fixation on complications.
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