换相材料冷却毯:在运动引起的高温症后,运输期间可行的冷却选择
Xin Wang1, Xueyi Shang1, Xin Li2
1Department of Critical Care Medicine, The Fifth Medical Center of Chinese PLA General Hospital, No.8 of East Street, Beijing, 100071, China.
Journal of thermal biology
|June 21, 2023
概括
换相材料 (PCM) 制冷毯有效降低身体核心温度,加快心率 (HR) 和心率变化 (HRV) 在运动引起的高温后的恢复. 这项技术为运动员和遭受热压力的个人提供了有前途的冷却解决方案.
科学领域:
- 运动医学 运动医学
- 环境生理学环境生理学
- 生物医学工程 生物医学工程
背景情况:
- 运动引起的高温症带来风险,需要快速降低核心体温.
- 变相材料 (PCM) 设备越来越多地被用于冷却应用中的热吸收能力.
研究的目的:
- 为了评估PCM冷却毯的冷却效率.
- 评估其对心率 (HR) 和心率变化 (HRV) 恢复后运动高温的影响.
主要方法:
- 一个随机的交叉设计被采用了12名男性志愿者.
- 参与者在炎热,潮湿的条件下进行了耐力运动,然后用PCM毯子或自然冷却冷却30分钟.
- 测量了核心温度 (Tcore),HR和HRV时间域指数.
主要成果:
- 与对照组相比,PCM组在冷却过程中显示出明显较低的Tcore.
- 在PCM组中观察到Tcore,HR的较快降低和HRV的较大升高.
- 在冷却10分钟和20分钟后,PCM组的HR仍然较低.
结论:
- PCM冷却毯显示出有效的冷却性能.
- 它们显著加速了HR和HRV的恢复.
- PCM毯子代表了运动后高温症的可行冷却选择,特别是在运输过程中.
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