在压力控制通风过程中评估一台新的高压氧气通风器
Cong Wang1, Qiuhong Yu1, Yaling Liu1
1Department of Hyperbaric Oxygen, Beijing Tiantan Hospital, Capital Medical University, A zone, No.199 Nansihuan West Road, Fengtai District, Beijing 100070, China.
Diving and hyperbaric medicine
|September 17, 2024
概括
这项研究评估了一个新的高压呼吸机的稳定性. 香格里拉590在高环境压力下在压力控制通风 (PCV) 中表现出稳定的潮体积 (VT),尽管需要调整峰值吸气流 (Fpeak).
科学领域:
- 生物医学工程 生物医学工程
- 呼吸系统生理学 呼吸系统生理学
- 高压医学的高压医学.
背景情况:
- 高压呼吸机需要在高压下进行稳定性评估.
- 在高压环境中,准确的通风提供至关重要.
研究的目的:
- 为了调查香格里拉590高压呼吸机的稳定性.
- 为了评估其在压力控制通风 (PCV) 中在各种环境压力下的性能.
主要方法:
- 香格里拉590呼吸器在高压室中用试验肺进行了测试.
- 风扇设置包括从1.0到3.0kPa的吸入压力 (PI).
- 实验是在环境压力为101,203和284千帕的环境压力下进行的.
主要成果:
- 潮体积 (VT) 在测试压力中保持相对稳定.
- 峰值吸入流量 (Fpeak) 随着环境压力的增加而显著减少.
- 在284kPa时,静脉缩是最小的 (约. 60毫升) 的时间.
结论:
- 香格里拉590在PCV模式下提供稳定的VT,最高可达284kPa.
- 对于高压的Fpeak来说,可能需要进行临床调整,以获得精确的静脉动脉.
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