Attempts have been made to develop some types of implant arthroplasty in the past 50 years.

在过去的50年中，已研制了多种人工假体用于关节置换。

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Two types of elbow arthroplasties are used in current clinial practice:interpositional and implant arthroplasty.

目前采用肘关节成形术可分为生物材料间置关节成形术和假体植入关节成形术。

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We hypothesized that total knee arthroplasty with use of computer-assisted surgical navigation is superior to conventional total knee arthroplasty with regard to the precision of implant positioning.

作者设想在全膝关节成形术中，在移植物的定位方面，计算机辅助的外科技术由于传统的全膝关节成形术。

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