膝关节置换术治疗膝关节外翻畸形19例临床分析

Journal of Chinese Practical Diagnosis and Therapy(2018)

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Abstract
目的 探讨膝关节外翻畸形采用全膝关节置换术治疗的临床效果.方法 19例(21膝)膝关节外翻畸形患者行人工全膝关节置换术治疗,采用髌旁外侧入路,常规截骨,软组织平衡与松解技术,其中14例(16膝)采用后稳定型假体,3例(左膝)采用限制型假体,2例(右膝)采用铰链膝.术前及术后随访时检测膝关节股胫角、膝关节屈伸活动度及膝关节评分,评价术后临床效果.结果 19例患者术后股胫角(7.30±0.91)°低于术前(46.00±1.45)°(P<0.05),膝关节屈伸活动度(112.50±2.31)°、膝关节临床评分(86.30±3.61)和功能评分(89.70±4.09)均高于术前[(52.00±1.17)°、(35.60±2.46)分、(43.20±1.82)分](P<0.05);19例均获随访,随访时间1~4 a,1例出现短期腓总神经损伤症状,甲钴胺治疗2周后症状消失,患者无伤口感染、髌骨脱位、假体松动及膝关节不稳等.结论 全膝关节置换对膝关节外翻畸形有良好的治疗效果.
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Key words
Valgus knee deformity,total knee replacement,lateral patellar approach
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