电线位置的计算评估,使用单独的垂直电线技术和糖果盒技术来固定下极骨折:有限元分析
Wei Fan1,2, Shunjie Dang1,2, Xiaoqi Tan3
1Department of Orthopedics, The Affiliated Hospital of Southwest Medical University, Luzhou, China.
Frontiers in bioengineering and biotechnology
|May 9, 2024
概括
单独的垂直线 (SVW) 和糖果盒 (CB) 技术用于骨骨折,显示SVW的骨折末端附近的最佳线位和CB的上后侧面,最大限度地减少应力和位移.
科学领域:
- 整形外科手术 整形外科手术
- 生物机械工程 生物机械工程
- 医疗器械设计 医疗器械设计
背景情况:
- 下极骨折需要有效的手术固定.
- 使用单独的垂直电线 (SVW) 和糖果盒 (CB) 技术,但最优的电线放置不清楚.
研究的目的:
- 确定SVW和CB技术在治疗下极骨骨折时的最佳骨道定位.
- 使用有限元分析,比较不同线位的生物力学稳定性.
主要方法:
- 用有限元分析建模了5种SVW技术和6种CB技术.
- 模型承受了从100-N到500-N的力量,以比较骨和线上的位移和应力.
主要成果:
- 对于SVW技术来说,当电线靠近纵向骨道的骨折末端时,发生了最小的骨位移和应力.
- 对于CB技术,当横线靠近上部后侧面时,观察到皮带和线上的压力最小.
结论:
- 最佳的SVW线的放置是靠近破碎的末端的小腿骨下极.
- 最佳的CB电线位置是靠近骨的上后侧面.
- 需要进一步的生物力学实验来验证.
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