Bob's elderly mother is recovering from hip replacement surgery.

鲍勃年迈的母亲正处于髋关节置换手术的康复阶段。

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It is the number one reason for knee and hip replacement surgery in the United States.

这是数量的原因之一膝关节和髋关节置换手术在美国。

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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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Paula Van Riper, who was diagnosed in late 1999, underwent hip replacement surgery to remove a large tumor.

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While waiting for the hearing, Landis will undergo planned hip replacement surgery next week which he hopes will allow him to defend his Tour de France title.

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He followed in the grand tradition of Journey's Steve Perry, forced to retire because of his arthritis in 1998, and Eddie Van Halen, who needed hip replacement surgery in 1999 and is currently battling cancer.

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