在心肺复苏过程中使用便携式机械呼吸机是可行的,改善呼吸系统参数,并防止动态肺部合规性下降
Manoel Ângelo Gomes Palácio1,2, Edison Ferreira de Paiva3,2, Gustavo Bernardes de Figueiredo Oliveira1,2
1Instituto Dante Pazzanese de Cardiologia, São Paulo, SP - Brasil.
Arquivos brasileiros de cardiologia
|August 16, 2023
概括
一个新的机械呼吸机 (VLP2000E) 是可行的心肺复苏 (CPR),显示与袋通风相比,自发循环 (ROSC) 率和氧和率的回归相当. 这种设备在心肺复苏过程中提供了改善的呼吸参数和肺部合规性.
科学领域:
- 进行心肺复苏 (CPR).
- 机械通风机械通风机械通风机
- 呼吸系统生理学 呼吸系统生理学
背景情况:
- 开发了一种新的150克机械呼吸机 (VLP2000E),旨在在CPR过程中进行实用和保护性通风.
- 在与胸部压缩同时进行通风时,VLP2000E限制了最大吸入压力 (PIP).
研究的目的:
- 评估在CPR过程中使用VLP2000E的可行性.
- 为了比较VLP2000E和传统的袋通风之间的监测呼吸参数.
主要方法:
- 一项随机的实验研究,每组涉及10只被直管的猪.
- 动物在7分钟诱导心室动后接受了2分钟的心肺复苏循环.
- 在实现自发循环恢复 (ROSC) 后,启动了VLP2000E通风.
主要成果:
- 在袋和VLP2000E组之间观察到类似的自发循环回归 (ROSC) 率 (60%与50%相比) 和动脉氧和.
- 与袋组相比,VLP2000E组显示出明显不同的基线潮体积,PIP,潮体积,ETCO2和峰值吸入流量.
- 在袋组中,ROSC后肺动态顺应性下降,但在VLP2000E通风时保持.
结论:
- 在CPR期间,VLP2000E通风是可行的,并且在ROSC率和氧和度方面与袋门通风相美.
- VLP2000E提供了卓越的呼吸参数,包括较低的气道压力和潮体积.
- VLP2000E通风可以防止袋通风时所见的ROSC后动态肺合规性下降,这表明对肺部保护有潜在的益处.
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