青少年棒球击球的纵向变化基于身体的旋转和分离
Toshiharu Tsutsui1, Jun Sakata2, Wataru Sakamaki3
1Faculty of Sport Sciences, Waseda University, Tokorozawa, Japan. 221tharu@gmail.com.
BMC sports science, medicine & rehabilitation
|November 29, 2023
概括
青少年棒球运动员在击球动力学上表现出与年龄相关的显著变化,特别是干分离. 了解这些发育差异是有效的教练和年轻运动员技能获取的关键.
科学领域:
- 生物力学 生物力学
- 运动科学 运动科学 运动科学
- 儿科运动医学 儿科运动医学
背景情况:
- 在青少年棒球比赛中,正确的击球机制对于有效的指导和伤害预防至关重要.
- 了解与年龄相关的动力学变化对于开发有针对性的培训计划至关重要.
- 这项研究侧重于年轻棒球运动员中击球运动的发展轨迹.
研究的目的:
- 为了确定青少年棒球运动员中击球动力学的与年龄相关的变化.
- 分析击球运动期间头部,上半身,骨盆和手臂的旋转和分离运动.
- 为不同的年龄组提供优化辅导策略的见解.
主要方法:
- 利用高速摄像机,在三个赛季中捕捉了6-12岁的球员的击球运动.
- 分析了动力学数据,包括关键击球阶段身体部分的旋转和分离角度.
- 使用统计分析 (单向重复测量ANOVA) 来评估与年龄相关的动力学变化.
主要成果:
- 从U8到U10和U11到U13观察到与年龄相关的头部与上半身分离角度的显著增加.
- 与U11和U12球员相比,U13组在关键的击球阶段表现出更大的上到骨盆分离角度.
- 击球动力学在不同年龄类别中显示出不同的发育模式.
结论:
- 在青少年棒球运动员中,击球动力学随着年龄的增长而显著发展.
- 年龄较大的球员 (U12,U13) 显示出更大的干分离,这对于先进的击球技术至关重要.
- 教练应该考虑这些发育差异,以促进年轻球员适当的干部分离.
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