目的研究马脂对创伤后制动继发踝关节僵硬后踝关节功能的效果。

Objective To investigate the effect of horse-fat on ankle-join ankylosis secondary to immobilization following trauma.

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主要结果的评估：采用足和踝关节结果问卷评估踝关节术后疼痛、功能、僵硬和肿胀以及解决办法（？）

Main Outcome Measurements: The Foot and Ankle Outcomes Questionnaire was used to evaluate postoperative ankle pain, function, stiffness and swelling, and giving way.

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