在单腿姿势时,个体协调结构呈现侧向不对称
Carla Daniele Pacheco Rinaldin1, Verônica Andrade da Silva1, Joseana Wendling Withers1
1Graduate Program on Health Technology, Pontifícia Universidade Católica do Paraná, Curitiba, Brazil.
Perceptual and motor skills
|August 6, 2025
概括
在单腿姿势中,个体的协调模式因支肢体而异. 虽然关节和细分参与在人与人之间有所不同,但策略根据哪条腿保持平衡而适应.
科学领域:
- 生物力学 生物力学
- 人类运动科学科学 人类运动科学
- 发动机控制器的控制器
背景情况:
- 姿势控制对于稳定至关重要,特别是在单腿姿势时.
- 以前的研究往往假定了统一的运动模式,忽视了个体差异.
- 了解横向偏好对协调的影响是个性化康复的关键.
研究的目的:
- 研究横向偏好如何影响单腿姿势控制期间的角度协调.
- 分析个人协调模式,而不是假设集体运动模式.
- 为了确定协调策略是否在首选和非首选的下肢之间有所不同.
主要方法:
- 19名健康的成年人进行了单腿姿势.
- 运动捕捉 (维康系统) 记录了39个标记器来计算30个联合角度.
- 主要组件分析 (PCA) 和集群分析应用于单个数据.
主要成果:
- 个人之间没有发现共同或细分参与主要模式的一致模式.
- 身体上半部分和下半部分始终参与主要的协调模式.
- 集群分析揭示了基于支下肢的不同协调模式的分组.
结论:
- 在姿势控制中,关节和细节的参与高度个性化.
- 尽管个体的异质性,不同的协调策略出现取决于立场的肢体.
- 侧面偏好显著影响着协调模式在单腿平衡过程中如何适应.
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