In the virtual knee arthroscopic surgery, a real-time large deformation of the knee joint model is required.

在虚拟膝关节手术中，需要对膝关节进行大范围形变的实时模拟。

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In order to be more realistic simulation of loose body over knee in virtual arthroscopic surgery, dynamics differential equation and numerical solution were founded.

为在虚拟关节镜手术中更加真实的模拟游离体摘除手术提供了有效方案。

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