... 骨后皮质和腘动脉距离 bone to artery distance 骨皮质螺钉 cortical screws 灰色骨皮质征 gray cortex ...
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Special attention should be given to the proximal screw fixation. In this case the use of uni-cortical screws is recommended around the stem of the implant and bi-cortical screws below this level.
应特别注意近端螺钉固定,在此案例下,使用单皮质螺钉推荐用于假体干部,而双皮质螺钉用于假体之下。
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