带有全的安装固定,为侧向外关节延展提供了足够的生物力学稳定性
Marcos D Tejada1, Rachel M Frank2, Oliver L Hauck1
1Department of Research, Arthrex, Inc, Naples, Florida, USA.
Orthopaedic journal of sports medicine
|September 29, 2025
概括
无节点全接 (ASA) 为侧向外关节位 (LET) 固定提供了一个可行的替代方案. ASAs的生物机械性能与尖带接针 (SLS) 相似,并且比生物复合材料接 (BSA) 取得更好的结果.
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
- 运动医学运动医学
背景情况:
- 尖带带钉 (SLS) 和生物复合材料接 (BSA) 是用于侧部外关节形 (LET) 的常见固定装置.
- 现有的设备存在硬件突出,道透和软组织刺激等问题.
- 无节点全接 (ASA) 为解决这些局限性提供了一个有希望的替代方案.
研究的目的:
- 为了比较使用ASAs与传统SLS和BSAs对LET的生物力学性能.
- 为了评估固定强度和循环移位在模拟的两侧力量下.
主要方法:
- 用ASAs,SLSs或BSAs将人体阴茎带移植物固定在猪大腿骨上.
- 循环负载和负载到故障测试使用电机械测试机进行.
- 测量的主要结果包括循环移位,存活率和最终负载到故障.
主要成果:
- ASAs显示了与SLSs相似的周期性位移,并且比BSAs少得多.
- 对于ASAs,生存率为100%,对于SLSs为83%,对于BSAs为0%.
- 在ASA和SLS之间,最终负载到故障是可比的,两者都超过了本地前侧带要求.
结论:
- 在LET中,ASAs代表了一种生物力学上健全的替代品,用于 iliotibial 带固定.
- 这种技术可以减轻与SLS和BSA相关的并发症.
- 与传统方法相比,ASAs提供了可比的固定强度和改善的生存率.
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