在游泳运动期间使用实用的血液流量限制装置的急性影响
Felipe Domingos Lisbôa1, Rafael Alves de Aguiar1, Gustavo Soares Pereira1
1Santa Catarina State University.
Research quarterly for exercise and sport
|October 18, 2023
概括
一种用于血液流量限制 (BFR) 的新型实用袖口可靠地测量组织和指数 (TSI) 和感知不适. 这种BFR袖子增加了游泳期间的生理压力,为运动员提供了潜在的新训练工具.
科学领域:
- 运动科学 运动科学 运动科学
- 生理学 生理学 生理学
- 生物力学 生物力学
背景情况:
- 血流限制 (BFR) 训练是一种广泛使用的方法,用于增强肌肉缩和力量.
- 传统的气动手套 (TrC) 经常用于BFR,但可能是繁而昂贵的.
- 烯实用袖口 (PrC) 为BFR提供了一个可能更容易获得和更易于使用的替代品.
研究的目的:
- 评估组织和指数 (TSI) 和感知不适度 (RPD) 的可靠性,使用烯实用袖口 (PrC) 与传统气动袖口 (TrC) 相比.
- 为了研究PrC对代谢 (血液中乳酸盐度,BLC),感知 (感知力度,RPE) 和运动反应在亚最大游泳期间的作用.
主要方法:
- 研究I:评估了STI和RPD与PrC在休息状态和游泳练习期间的测试-重新测试可靠性. 使用TrC在不同百分比的最低动脉阻塞压力 (MAOP) 中应用BFR.
- 研究II:评估了游泳表现 (50,200,400米) 和响应在一个次最大增量游泳协议和没有PRC.
- 统计分析包括可靠性的类内相关系数 (ICC) 和单向/双向重复测量ANOVA进行比较.
主要成果:
- 在使用PrC时,STI (ICC=0.81) 和RPD (ICC=0.97) 显示出良好的可靠性.
- 与不受限制的运行相比,使用PrC导致更低的STI (6.8%与21.6%相比).
- 观察到血中乳酸盐度 (BLC) 在临界速度的91%以上或更高时与PrC. 冲击率和RPE增加,而冲击长度在所有低于最大的游泳速度下降,与PrC.
结论:
- 烯实用袖子 (PrC) 是一个可靠的工具,用于评估在BFR练习期间的STI和RPD.
- 在低于最大游泳力度的游泳过程中,PrC有效地增加了生理压力.
- 这种价格实惠且易于使用的BFR设备可以作为游泳者宝贵的额外训练工具.
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