钛合金支撑架结合自体骨和DBM治疗股骨头坏死Treatment of osteonecrosis of the femoral head with implantation of titanium alloy support frame,autologous bone and decalcified bone matrix
梅荣成;杨述华;杨操;李进;叶哲伟;李鲲;付德浩;肖军;王锐英;邹利军;
摘要(Abstract):
[目的]探讨空心钛合金支架植入结合自体松质骨和脱钙骨基质(DBM)治疗成人股骨头坏死初步疗效。[方法]采用经大转子下通过股骨颈钻隧道至股骨头骨坏死区,将装有自体松质骨和DBM的空心钛合金支架经隧道置入骨坏死区直至软骨下骨约5 mm处,髓道远端用自体髂骨填塞。[结果]经临床应用13例。15个髋关节,随访14~36个月,并按成人股骨头缺血性坏死疗效百分评价法进行评价,优良率为93.3%。[结论]空心钛合金支架植入结合自体松质骨和DBM治疗成人股骨头坏死具有以下优点:(1)手术操作简单,不破坏患者股骨头本身的血液供应,创伤小。(2)将具有骨诱导活性的DBM直接放入骨坏死区,成骨作用强。(3)增加股骨头负重区软骨下骨的机械支撑,降低局部应力,有利于股骨头坏死的修复及重建。
关键词(KeyWords): 股骨头坏死;外科手术;支架(骨科);骨移植
基金项目(Foundation): 国家自然科学基金资助项目(No.30170945)
作者(Author): 梅荣成;杨述华;杨操;李进;叶哲伟;李鲲;付德浩;肖军;王锐英;邹利军;
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参考文献(References):
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