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茎长度对关节整体整形术的斜腰对齐的影响:短茎和标准茎之间的比较

Musashi Ima¹, Tamon Kabata², Daisuke Inoue¹

¹Department of Orthopedic Surgery, Graduate School of Medical Science, Kanazawa University, 13-1 Takaramachi, Kanazawa, 920-8641, Ishikawa, Japan.

BMC musculoskeletal disorders

|February 24, 2025

概括

在全关节整形术 (THA) 中,短茎提供了较大的插入自由度,并且与标准茎相比,改善了前腿部偏移. 精确的手术前规划至关重要,特别是对于有较宽髓通道的患者.

科学领域:

整形外科手术整形外科手术
生物医学工程生物医学工程
手术模拟器手术模拟器

背景情况:

关节整形术 (THA) 旨在缓解关节疼痛并恢复运动能力.
茎的长度是THA的一个关键因素,影响组织损伤和大腿疼痛.
精确的茎对齐对于防止松动和骨折等并发症至关重要.

研究的目的:

为了比较THA中短和标准茎之间的内插入自由度和对齐变化.
为了评估茎长度对THA期间前腿部偏移的影响.
通过使用手术前规划模拟,在不同的Dorr分类中分析这些参数.

主要方法:

对102个关节进行了回顾性研究,这些关节接受了初级THA.
利用手术前的CT扫描进行3D骨模型和虚拟手术规划.
评估茎插入角度和前腿部偏移,比较Dorr A,B和C分类中的短茎和标准茎.

主要成果:

短茎比标准茎 (4.3°-5.8°) 具有显著更大的内插入自由度 (7.5°-9.1°).
与标准茎 (1.2毫米) 相比,短茎导致前腿部偏移显著增加 (2.5毫米).
统计学意义 (p < 0.05) 观察到两个参数之间的干类型和跨多尔分类.

结论:

短的茎增强了THA.中内插入自由度和前腿部偏移.
通过短茎,有可能实现更好的对齐结果.
精确的基于模拟的规划对于优化短茎的THA至关重要,特别是在具有挑战性的解剖学中.

关键词:

前腿部偏移 (AFO) 的原因杜尔的分类方式是Dorr.骨髓内插入的自由度很大.顺的对齐是对齐的短的股骨茎短的股骨茎.整体关节整形手术 (THA)

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