通过大鼠颅骨极量缺损 Critical size defect
颅骨极限缺损 critical calvarial defect
蝶骨电极 sphen oidal electrode ; sphenoid electrode
双极股骨头置换 bipolar prosthetic replacement ; hemiarthroplasty
加长柄双极股骨头 long-stem bipolar prosthetic
极软骨 polar cartilage
软骨性极内障 polar cataract cartilage
双极股骨头置换术 bipolar femoral head replacement
结果：在关节置换组，仅使用当代的双极假体，采用羟基磷灰石涂层现代柄非骨水泥假体占20.8%(522人)。
Results in the arthroplasty group, only contemporary bipolar prostheses were used and uncemented prostheses with modern stems and hydroxyapatite coating accounted for 20.8% (522) of the implants.
血清骨钙素(BGP)水平极显著下降。
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