结论经胫后肌腱鞘的踝关节镜后方共轴入路，具有操作简便、安全性好、镜下视野清楚、操作空间大的优点。
Conclusions The posterior coaxial portals via PTT sheath for ankle arthroscopy have such advantages as easy maneuverability, superior safety, clear vision and larger operation field under arthroscopy.
目的评估改进的踝关节镜后方共轴入路的安全性和可操作性。
Objective the purpose of this study is to evaluate the safety and operation of a modified coaxial portals for posterior ankle arthroscopy.
目的评估改进的踝关节镜后方共轴入路的安全性和可操作性。
Objective the purpose of this study is to evaluate the safety and operation of a modified coaxial portals for posterior ankle arthroscopy.
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