Objective: To study the different effect of fixation in the fractures of long shaft bone with common and intramedullary interlocking nail.
目的探讨普通与交锁髓内钉固定长管状骨骨折有何差别。
BACKGROUND: There are so many researches on complication of artificial joint of bone cement in clinics, but the effect of implanting artificial joint of bone cement on distal femoral shaft is unclear.
背景：临床上对骨水泥型人工关节并发症的研究已经很多，但是目前骨水泥型人工关节植入后对股骨远端影响方面的研究尚缺乏。
OBJECTIVE: To provide an ideal animal model for study the effect on distal femoral shaft after implanting the artificial joint of bone cement.
目的：为观察骨水泥固定型人工关节植入后对股骨远端的影响提供一个理想的动物模型。
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