在女体操运动员中,背手弹步出表现和起飞技术之间的关系
Gabriella H Small1, Richard R Neptune1
1Walker Department of Mechanical Engineering, The University of Texas at Austin, Austin, TX, USA.
Sports biomechanics
|September 12, 2024
概括
顺序曲技术用于背手弹 (BHS) 减小脊柱延伸和膝盖曲,可能减少体操运动员的背部受伤. 这种技术被推用于更安全,更高效的BHS性能.
科学领域:
- 运动科学 运动科学 运动科学
- 生物力学 生物力学
- 体操表演绩效分析
背景情况:
- 背手弹步出 (BHS) 是一个基本的平衡梁技能.
- 在BHS中,由于脊柱延伸和关节负荷,背部受伤的高患病率.
- 关于最小化伤害风险和优化绩效的技术的不确定性.
研究的目的:
- 确定BHS的不同起飞技术.
- 分析每个技术的生物力学和性能结果.
主要方法:
- 将BHS起飞分为同时曲,顺序曲和双弹跳技术.
- 通过点扣除和动态平衡评估业绩.
- 分析了地面反应力 (GRF) 和关节角度,专注于脊椎和膝盖动力学.
主要成果:
- 在不同技术中,点扣除或动态平衡没有显著差异.
- 在GRF,脊柱延伸和膝盖曲方面观察到显著差异.
- 顺序曲技术证明了脊柱延伸和膝盖曲的最低水平.
结论:
- 顺序曲技术显示了减少体操运动员背部受伤的潜力.
- 这种技术符合BHS的性能要求,特别是在膝盖曲方面.
- 结果支持采用顺序曲技术进行BHS.
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