在奇特的运动中,在不同的部屈曲角度为部附加器的关节扭矩和电动图学活动
Jan Marušič1, Oskar Cvjetičanin1, Nejc Šarabon1,2,3
1Faculty of Health Sciences, University of Primorska, Koper, Slovenia.
PloS one
|November 12, 2025
概括
奇特的部附加强度在90°部屈曲下降,这是由于机械缺陷,而不是神经激活的改变. 建议在补充器训练和伤害预防方面使用较少曲的姿势.
科学领域:
- 生物力学 生物力学
- 运动医学 运动医学
- 运动生理学 运动生理学
背景情况:
- 部附加器的强度对于运动表现和预防伤害至关重要.
- 了解关节角度对异常添加器功能的影响对于训练很重要.
- 之前的研究还没有完全阐明部屈曲对异常添加器强度和肌肉激活的影响.
研究的目的:
- 为了检查三种部曲角度 (0°,45°,90°) 对异常部 adduction 的影响.
- 调查腿部优势对这些参数的影响.
- 为了评估顶峰关节扭矩,顶峰扭矩的角度,以及添加器长管的顶峰电肌图学活性 (EMGA).
主要方法:
- 16名娱乐活动参与者在0°,45°和90°的部屈曲处进行了双边异常部引.
- 使用定制制成的动力表来测量峰值引力扭矩和峰值扭矩时的角度.
- 记录了添加器长管的电肌图学活动 (EMGA) 峰值.
主要成果:
- 与0°和45° (p <0.01) 相比,90°部曲时,引扭矩的峰值显著降低 (p <0.01).
- 根据腿部优势,没有发现峰值扭矩或EMGA的显著差异.
- 部屈曲角度和腿部优势并没有显著影响峰值扭矩或峰值EMGA的角度.
结论:
- 在90度曲的部位置下,奇特的部附加力降低了,这可能是由于生物力学因素造成的.
- 添加长管的神经激活在测试的部屈曲角度中保持一致.
- 培训计划用于增器强度和伤害预防可能受益于利用部位置与较少的曲.
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