在曲线周围跑步时,阴带的紧张
Holly A Schmitz1, Jeff Mettler1, Timothy R Derrick1
1Department of Kinesiology, Iowa State University, Ames, IA, USA.
Sports biomechanics
|November 3, 2025
概括
在曲线上跑步会增加腿部内侧带 (ITB) 的压力,这可能会增加跑者患带综合征 (ITBS) 的风险. 外腿和直跑没有显示出ITB应变的显著差异.
科学领域:
- 生物力学 生物力学
- 运动医学 运动医学
- 整形外科 整形外科 整形外科
背景情况:
- 带 (ITB) 对于在跑步时稳定部和膝盖至关重要.
- 带综合征 (ITBS) 是跑步者中普遍存在的过度使用伤害,通常与过度的ITB应变有关.
- 了解导致ITB应变的因素,如跑步机械,对于预防伤害至关重要.
研究的目的:
- 为了研究在曲线周围跑步对 iliotibial 带 (ITB) 应变的影响.
- 为了比较直径运行与曲线运行条件中的ITB应变.
- 分析在不同运行路径中对主动和被动ITB组件的压力.
主要方法:
- 利用带有主动和被动ITB链的肌肉骨模型来模拟跑步.
- 收集了来自16名跑步者的动力学和地面反应力数据,他们进行了直线和曲线跑步.
- 建模了ITB,结合了 gluteus maximus和张紧筋肌肉,以及一个被动链.
主要成果:
- 在直线和曲线运行条件之间,在活跃的肌肉链中没有观察到峰值应变的显著差异.
- 被动ITB链在曲线内部的峰值应变 (4.69%) 与外侧 (4.49%) 相比显著更高.
- 曲线运行过程中最大的被动链应变与直线运行条件没有显著差异.
结论:
- 在曲线周围跑步可能会增加与外腿相比,在内腿上出现带综合征 (ITBS) 的风险.
- 在曲线的内部运行时,ITB的被动元件更容易受到增加的应变.
- 进一步的研究是有必要的,以探索长期影响,并开发ITBS预防策略,以曲运行.
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