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在麻醉后康复过程中依赖物质的EEG和监测优化

Marlene Lipp¹, Gerhard Schneider², Matthias Kreuzer²

¹Department of Anesthesiology and Intensive Care, School of Medicine, Technical University of Munich, Ismaningerstr 22, 81675, Munich, Germany. marlene.lipp@gmx.de.

Journal of clinical monitoring and computing

|December 18, 2023

概括

使用脑电图 (EEG) 指数监测麻醉的出现因麻醉药物和装置而异. 挥发性麻醉剂显示出比普罗波更高的EEG活性,影响了出现监测的可靠性.

科学领域:

麻醉学麻醉学
神经科学是一个神经科学.
医疗器械医疗器械医疗器械

背景情况:

在麻醉期间的脑电图 (EEG) 活动可以预测术后妄想风险.
脑电图动态和麻醉作用挑战了经过处理的脑电图指数的可靠性.
特定物质的出现特征影响EEG指数行为.

研究的目的:

分析麻醉出现期间不同EEG指数的动态.
为了比较sevoflurane,isoflurane和propofol麻醉下的EEG指数行为.
评估麻醉疗程对EEG监测在出现期间的影响.

主要方法:

在全身麻醉出现期间,记录了45名患者的EEG和双光谱指数 (BIS A-1000).
患者接受了基于sevoflurane,isoflurane或propofol的麻醉.
通过Conox,Entropy模块和BIS Vista监视器重播EEG数据以进行索引评估.

主要成果:

与propofol相比,挥发性麻醉剂 (sevoflurane,isoflurane) 诱导了更高的EEG频率和指数.
在反应恢复之前",清醒"EEG指数 (>80) 的持续时间在挥发性麻醉剂中较长.
脑电图指数的相关性各不相同:在挥发性麻醉下很强,在 пропофол下较弱;在挥发性药物下,SE显示出最弱的相关性.

结论:

基于EEG的指数的系统差异取决于麻醉药物和监测设备.
在出现期间精确解释EEG指数需要考虑麻醉方案,使用的监视器和原始EEG.
关于麻醉的出现和潜在的意识/过量服用的知情临床决策需要全面的方法.

关键词:

麻醉麻醉是一种麻醉.电脑脑电图 (EEG) 是一种电脑电图.吸入性麻醉剂是一种麻醉剂.监控监控监控监控普罗波福尔 (Propofol) 是一种

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