冰背心可以延长生理工作时间,同时在炎热潮湿的环境中穿着防爆装备和防护服
Kate P Hutchins1, Matthew J Maley2, Aaron J E Bach3
1School of Exercise and Nutrition Sciences, Queensland University of Technology, Brisbane, Australia.
Applied ergonomics
|September 21, 2024
概括
冰背心显著扩大了爆炸性武器处理 (EOD) 技术人员在模拟热量中的工作耐受性,通过提高心血管效率和促进热量损失,减少生理应变.
科学领域:
- 职业健康 职业健康 职业健康
- 环境生理学环境生理学
- 防护设备研究 保护设备研究
背景情况:
- 爆炸性武器处理 (EOD) 技术人员在防护装备中面临极端的热应激.
- 对EOD人员来说,研究减轻生理应变和提高在炎热环境中的工作能力的方法至关重要.
研究的目的:
- 评估冰背心在减少生理应变和延长EOD技术人员工作耐受性的有效性.
- 为了确定冰背心是否可以在模拟的炎热和潮湿条件下改善热损失和心血管效率.
主要方法:
- 八名男性参与者在模拟的炎热 (35°C,50%RH) 环境中穿着EOD服 (CON) 或带有冰背心的EOD服 (IV).
- 持续监测心率,核心温度和皮肤温度进行.
- 工作耐受性是通过参与者能够维持炼协议的持续时间来评估的.
主要成果:
- 与对照 (CON) 条件相比,穿着冰背心 (IV) 的参与者走路的时间更长.
- 冰背心导致皮肤温度显著降低,心率上升的速度较低.
- 表演终止主要是由于达到最大心率的90%,这被冰背心减弱.
结论:
- 冰背心有效地减轻了心血管效率低下,可能是通过通过增强的外围热损失来保持中心血液体积.
- 简单而便宜的冰背心可以显著提高EOD技术人员的耐热性和工作能力.
- 这种干预提供了一个切实可行的解决方案,以减轻热应激在苛刻的职业环境.
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