在血流限制运动中静脉血动力学:袖口类型和手臂位置的影响
Philippe Brosselin1, Lin-Sheng Chen1, Tianyu Wang1
1Department of Kinesiology and Health Education, The University of Texas at Austin, Austin, TX, 78712, USA.
European journal of applied physiology
|August 7, 2025
概括
血流限制 (BFR) 训练会根据袖口类型和手臂位置不同影响静脉血液动力学. 宽硬的袖子可能会导致更多的液体积聚,在运动期间影响静脉血流.
科学领域:
- 运动生理学 运动生理学
- 血管生物学 血管生物学
- 生物医学工程 生物医学工程
背景情况:
- 血流限制 (BFR) 训练是一种诱导肌肉疲劳的方法.
- 虽然在BFR期间理解了动脉流入,但静脉回归动态不太清楚.
- 了解静脉血动力学对于优化BFR协议至关重要.
研究的目的:
- 为了研究不同类型的BFR袖口对静脉血液动力学的影响.
- 为了检查手臂位置如何影响BFR运动期间静脉回流.
- 为了比较半弹性和宽硬袖之间静脉反应.
主要方法:
- 一个随机交叉试验,涉及25名年轻成年人.
- 参与者在50%的最大自愿收缩时执行节奏手握练习.
- 条件包括没有袖子,狭窄的半弹性袖子 (SEP) 和宽硬的袖子 (WR),手臂位置各不相同.
主要成果:
- 宽硬袖 (WR) 诱导了比半弹性 (SEP) 或没有袖口更大的液体保留.
- 在没有手的情况下,手臂位置显著影响了前臂体积,但在BFR手的情况下却没有.
- 与没有袖口相比,使用BFR袖口的静脉血液平均速度较低,SEP和WR之间没有差异.
结论:
- BFR袖子类型不会显著改变静脉血液动力学.
- 宽硬的袖子似乎会导致肢体中更多的液体积聚.
- 在使用BFR袖口时,手臂位置对静脉回归的影响会减少.
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