在全膝关节整形术后,脚和脚下关节的冠状平面对齐是否恢复正常?
Katsuki Yamaguchi1, Tatsuya Sakai1, Masanori Fujii2
1Department of Orthopaedic Surgery, Faculty of Medicine, Saga University, 5-1-1 Nabeshima, Saga, 849-8501, Japan.
Knee surgery & related research
|May 9, 2025
概括
全膝关节整形术 (TKA) 部分使后脚对齐正常化,但可能会发生持续的不对齐. 诸如关节骨关节炎,女性性别和 varus 膝盖形等因素会影响正结果.
科学领域:
- 整形外科 整形外科 整形外科
- 生物力学 生物力学
- 放射学 放射学是一门学科.
背景情况:
- 全膝关节整形术 (TKA) 可以改变下肢对齐,影响关节和关节等相邻关节.
- 后脚对齐变化和TKA后脚骨关节炎 (OA) 之间的准确关系尚未完全理解.
研究的目的:
- 确定TKA后脚和脚下部对齐是否正常化.
- 确定导致TKA后持续不对齐的因素.
主要方法:
- 对331名接受单边机械对齐 (MA) 的患者进行了回顾性分析.
- 术前和术后带重量放射图与对照组进行正常对齐范围的比较.
- 分析-膝-脚角 (HKA),脚侧倾角 (TTA),脚顶倾角 (TPIA),脚侧倾角 (TIA) 和后脚对齐角 (HAA).
主要成果:
- TKA显著改善了HKA,TPIA和TIA,使它们达到中性对齐 (p < 0.001).
- 在所有测量参数中,在更高比例的患者中,术后对齐正常化.
- 关节OA,女性性别和varus膝盖对齐被确定为持续不对齐的独立预测因素.
结论:
- 机械对齐TKA部分纠正冠状后脚的对齐,特别是在部天花板和部.
- 完全纠正受到先前存在的关节OA,女性性别和 varus 膝盖形的限制.
- 这些发现强调了膝盖和后脚的生物机械相互依赖,为外科手术策略提供了信息.
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