In older patients, failure occurs rapidly; in younger patients, total hip replacement surgery may be delayed.

在老年患者发生失败快，而年青患者可推迟行全髋关节置换术。

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Methods 64 patients with total hip replacement surgery were analyzed retrospectively, 30 patients had heterotopic ossification, 16 males and 14 females.

方法：将64例全髋关节置换手术进行回顾性分析，其中30例发生异位骨化，男16例，女14例。

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Objective To investigate the effect of postoperative patient controlled epidural analgesia(PCEA) on the hemorheology after total hip replacement surgery.

目的观察术后硬膜外自控镇痛（PCEA）对全髋置换术患者的血液流变学的影响。

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The company believed the product was performing well until August 2010 when it "received new information from the National Joint Registry of England and Wales reporting that 12% of ASR resurfacing patients and 13% of ASR Total Hip Replacement patients were undergoing second hip replacement surgery sooner than expected".

BBC: Andrew Robathan