Methods The three-dimensional finite element hip models of Chiari pelvic osteotomy was constituted to observe the regularity of stress distribution according different abductor loads using the nonlinear contact analysis.

• 方法建立Chiari骨盆截骨术的髋关节三维有限元模型,应用非线性接触压力分析方法,观察不同的外展肌力负荷条件下关节软骨接触压力及软骨下骨应力分布。