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对模拟船舶消防任务的生理反应
Daniel K Sweet1, Elizabeth M Lavoie1, Madyson Sanzotta1
1Center for Research and Education in Special Environments, Exercise and Nutrition Sciences, University at Buffalo, Buffalo, NY 14214, United States.
Military medicine
|November 25, 2025
概括
模拟的船上消防任务显著增加了消防员的心率和核心体温. 需要进一步的研究,以建立安全的工作休息比率,以满足这些苛刻的条件.
科学领域:
- 职业健康 职业健康 职业健康
- 生理学 生理学 生理学
- 环境医学 环境医学
背景情况:
- 灭火活动带来风险,心脏病是结构性消防员死亡的主要原因.
- 有限的数据存在于船上消防作业期间体验的生理应变.
- 这项研究旨在调查模拟船上消防任务期间的生理反应.
研究的目的:
- 为了确定消防员在模拟船舶消防任务期间的生理反应.
- 量化心率,核心温度,感知劳动力和生理应变指数的变化.
- 为改善海军消防环境中的安全协议提供数据.
主要方法:
- 19名受试者在加热的环境室内 (40°C,41%RH) 穿着防护装备进行模拟的灭火任务.
- 任务包括走路,携带重物,以及循环式的力量炼,直到意志疲劳.
- 测量的生理参数包括心率 (HR),核心温度 (TC),感知劳动力 (RPE) 和生理应变指数 (PhSI).
主要成果:
- 所有测量的生理变量在模拟灭火任务的持续时间内显著增加 (P ≤ .01).
- 心率,核心温度和感知到的劳动力表现出与基线相比在所有时间点的显著升高.
- 从第二个工作循环开始,生理应变指数与基线显著不同 (P < .01).
结论:
- 模拟的船上消防任务会在消防员中引发显著的心率下降和热量升高.
- 这些发现凸显了船上消防的强烈生理需求.
- 建议包括进一步研究最佳的工作休息比率,以减轻消防员的压力并确保安全.
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