【摘要】 目的 探讨在高原吸入液态氧对移居青年血流动力学的影响。方法 将进驻海拔3700m处半年的健康青年随机分为两组，每组20人。一组为对照组，用XG-Ⅲ型血液循环功能自动测试仪检测血流动力学;另一组为试验组，以4L/min吸液态氧30min后检测血流动力学。结果 吸氧组较对照组P、TPR、ALT降低明显(P<0.05)，η、PAWP、CCP降低非常明显(P<0.01);SV、mAP、BK增加明显(P<0.05)，BV增加非常明显(P<0.01)。结论 吸液态氧在海拔3700m对人体血流动力学有明显改善作用。

    关键词 高原 液态氧 血流动力学

    Effects of inhaling liquid oxygen on hemodynamics in high altitude migrants

    Cao Rongcheng，Wang Wei，Wang Hai

    The18th Hospital of PLA，Yecheng，844900.

    【Abstract】 Objective To study the effects of inhaling liquid oxygen on hemodynamics at high altitude.Methods 40young men living at3700m altitude for6months were randomly divided into two group，their indexes of hemodynamics were recorded by the XG-3circulation system function automatic monitor ......