Knee joint function recovered with of 90%.

膝关节功能优良率90%。

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Results: all patients got solid arthrodesis within a short time. And all except 2 had restored almost normal unilateral knee joint function.

结果：全部病人都在较短的时间内获得坚强的融合，除2例病人外，其余患侧膝关节功能基本恢复正常。

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Conclusion Intra-articular injection of sodium hyaluronate can significantly reduce the local symptoms of knee joint, and increase joint activity and restore knee joint function.

结论玻璃酸钠关节内注射可明显减轻膝关节的局部症状，增加关节的活动度，恢复膝关节的功能。

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