钉孔外侧缘是钢板薄弱和应力集中部位。
结果在各种载荷下，股骨颈和股骨干各有一个应力集中部位。
Results Under every load, the maximum stress of femoral neck concentrated on the region above lesser trochanter.
通过了解肿瘤假体应力集中部位及应力峰值，可以预测内固定系统的寿命。
The life of fixation system could be predicted based on prosthesis stress site and peak.
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