下肢力线对胫骨内侧高位截骨术治疗膝骨关节炎的疗效影响

被引:0
作者
郑海艺
机构
[1] 济宁医学院
关键词
胫骨高位截骨术; 下肢力线; 步态平衡; 髌骨关节; 骨关节炎;
D O I
10.27856/d.cnki.gjnyx.2021.000080
年度学位
2021
学位类型
硕士
导师
摘要
目的:探讨下肢力线与胫骨平台切线交点内侧的平台宽度占平台总宽度的比值对胫骨内侧高位截骨术后膝关节整体功能的影响。方法:回顾性分析2015年1月至2019年12月,采用胫骨内侧高位截骨治疗278例膝内翻畸型膝骨关节炎病人资料,男113例,女165例,年龄(56.51±8.60)岁。以Tinetti步态平衡分析量表、Kujala髌股关节功能评价量表为主要评价内容,视觉模拟疼痛评分(VAS)和膝关节功能评分(KSS)两个量表为辅助评价内容,综合评价下肢力线对胫骨内侧高位截骨术后步态平衡和髌股关节功能的影响。结果:在调整了潜在的混杂因素(年龄、性别、BMI、侧向)后,下肢力线矫正程度与胫骨高位截骨术后步态平衡和髌股关节功能状况呈非线性关系,矫正程度为53.67%时,Tinetti步态平衡分析量表评分最高,拐点左右两侧的β值和95%置信区间分别为0.49(0.20,0.78,P=0.0009)和-0.26(-0.30,-0.22),P<0.0001);矫正程度为55.19%时,Kujala评分最高,拐点左右两侧的β值和95%置信区间分别为2.48(1.40,3.56,P=0.0009)和-0.88(-1.12,-0.64,P<0.0001);矫正程度为55.45%时KSS评分最高,拐点左右两侧的β值和95%置信区间分别为2.77(1.64,3.90,P<0.0001)和-1.18(-1.46,-0.91,P<0.0001);矫正程度为55.00%时VAS评分最低,拐点左右两侧的β值和95%置信区间分别为-0.16(-0.29,-0.03,P=0.0146)和0.08(0.05,0.10,P<0.0001)。结论:下肢力线位置与OWHTO术后膝关节功能状况呈非线性关系,下肢力线与胫骨平台切线交点内侧的平台宽度占平台总宽度约为53%~56%(而非62.5%)时,OWHTO术后效果最佳、病人的满意度最高。此外,BMI过高将不利于患者术后膝关节功能的恢复。
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页数:63
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