骨对齐决定显著影响患者特定的松现象型模式,独立于形
Heiko Graichen1, George M Avram2, Francesco Zambianchi3
1Department of Personalised Orthopaedics (PersO), Privatklinik Siloah, Muri bei Bern, Switzerland.
概括
使用骨对齐的个性化膝关节置换技术可以减少松差异. 机械对齐显示在曲中均的横向松,与个性化骨表型不同,这些表型显示出显著的变化.
科学领域:
- 整形外科手术 整形外科手术
- 生物力学 生物力学
- 膝关节关节整形手术 膝关节关节整形手术
背景情况:
- 个性化膝关节关节整形越来越依赖于骨对齐重建.
- 关于膝关节关节整形术中松表型 (LPs) 的知识仍然有限.
- 了解个别的LP对于优化患者的治疗结果至关重要.
研究的目的:
- 在膝关节关节整形中计算个体松表型 (LPs).
- 根据不同手术工作流程的骨对齐决定来评估LP的变化.
- 为了比较患者特定的骨表型 (B-FKP) 和机械对齐 (MA) 工作流程,关于LP.
主要方法:
- 在经过验证的膝关节对齐模拟器中,利用了86个膝盖的X射线图和计算机辅助手术数据.
- 计算了患者特异性的骨表型 (B-FKP) 和延伸 (L-FKPext) 和曲 (L-FKPflex) 的松表型 (L-FKP).
- 在膝盖冠状平面对齐 (CPAK) 子组中分析了LP,并将B-FKP与MA工作流进行了比较.
主要成果:
- 对于L-FKPext,B-FKP显示了极小的,非显著的差异,但在模式分析中显示了很高的可变性.
- 在所有子组中,MA对L-FKPext表现出显著的差异,与部-膝盖-脚角高度相关.
- 马导致98%的侧侧松 (L-FKPflex-latlax),而B-FKP仅显示56%的L-FKPflex-latlax,变化很大.
结论:
- 在膝关节关节整形手术中,个性化骨切除可以尽量减少LP的间隙差异,无论底层变形是什么.
- 机械对齐与延伸的LP有很强的相关性,并且在曲中表现出均的横向松.
- L-FKP分析为膝盖的软组织个性提供了宝贵的见解,有助于个性化治疗策略.
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