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Updated: May 30, 2025

Methods to Quantify Pharmacologically Induced Alterations in Motor Function in Human Incomplete SCI

Methods to Quantify Pharmacologically Induced Alterations in Motor Function in Human Incomplete SCI

Published on: April 18, 2011

对床运动员的运动变性调节分析.

Mathieu Bourgeois¹, Eve Charbonneau¹, Craig Turner¹

¹Laboratoire de Simulation et Modélisation du Mouvement, Université de Montréal, Montréal, QC, Canada.

Journal of biomechanics

|January 25, 2025

概括

床运动员调整四肢运动,以稳定翻转期间的身体方向,减少着陆变化. 增加的扭转旋转与空中技能中更大的可变性积累有关.

科学领域:

运动科学运动科学运动科学
生物力学生物力学
人类运动分析人类运动分析

背景情况:

在床运动中优化身体定向对于预防伤害和表现至关重要.
发动机的变化需要在降落前预先进行入空调整,以控制机身方向.

研究的目的:

调查踏板上的杂技运动期间身体和四肢位置变化的演变.
检查杂技难度和可变性积累之间的关系.
确定身体定向变化和目光定向之间的联系.

主要方法:

17名床运动员表演了多达13种不同的杂技表演.
使用惯性测量单位和眼睛跟踪捕获的动力学和目光数据.
骨盆方向和四肢位置的试验间变异性在起飞,75%的扭转完成和降落时被分析.

主要成果:

骨盆方向的变化从起飞时显著增加到75%的扭转完成,然后在着陆时减少.
肢体变异性最初减少,然后显著增加,表明对方向控制的动力学适应.
较高的扭转旋转与75%的扭转完成时更大的可变性积累相关.
定性观察将降低的身体定向变异性与降落前对床的视觉焦点联系起来.

关键词:

空中的杂技表演空中的杂技表演发动机控制器发动机控制器感官获取感官获取感官获取扭曲的转转.变化规则变化规则变化规则变化规则

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结论:

床运动员使用肢体运动调节来调节身体的方向,特别是在降落之前.
杂技复杂性,特别是转次数,会影响飞行过程中可变性积累.
视线控制可能在管理成功着陆的身体方向变化方面发挥作用.