身体位置和袖子尺寸影响下肢动脉封闭压力及其预测因素:在训练中使用血流限制的压力标准化方面的影响
Victor S de Queiros1, Nicholas Rolnick2,3, Okan Kamiş4
1Graduate Program in Health Sciences, Federal University of Rio Grande do Norte (UFRN), Natal, Brazil.
Frontiers in physiology
|August 27, 2024
概括
血流限制运动的动脉封闭压力 (AOP) 测量受袖口尺寸和身体位置的影响. 标准化AOP需要考虑这些因素来准确的运动处方.
科学领域:
- 运动生理学 运动生理学
- 生物医学工程 生物医学工程
背景情况:
- 动脉封闭压力 (AOP) 对于个性化血流限制运动 (BFRE) 是至关重要的.
- 了解影响AOP的因素对于一致的BFRE协议至关重要.
研究的目的:
- 比较下肢AOP (LL-AOP) 使用中等 (11厘米) 和大 (18厘米) 袖口.
- 调查身体位置 (仰卧,坐着,站着) 对LL-AOP的影响.
- 识别不同袖口和位置的LL-AOP测量的预测因素.
主要方法:
- 与51名健康志愿者 (25名男性,26名女性) 进行横截面研究.
- 测量大腿周长和手臂血压.
- 在仰卧,坐着和站着的姿势中使用中型和大型袖口评估LL-AOP.
主要成果:
- 大袖需要较少的外部压力 (mmHg) 阻塞与中袖相比,在所有位置 (p < 0.001).
- 在仰卧姿势下,无论袖口大小如何,LL-AOP显著降低 (p < 0.001).
- 缩血压预测大袖的LL-AOP;大腿周长预测中袖的LL-AOP.
结论:
- LL-AOP及其预测因素受到身体位置和袖口宽度的显著影响.
- 这些变量必须考虑在BFRE协议中标准化压力.
- 调查结果有助于开发更准确的方程来估计LL-AOP.
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