经BIS测量的EEG抑制和术后恢复模式的持续时间与大小:一项前性观察研究
Ahmet Yuksek1, Bedirhan Gunel1, Ayşe Zeynep Turan Civraz1
1Department of Anesthesiology and Reanimation, Kocaeli City Hospital, Kocaeli 41060, Turkey.
Journal of clinical medicine
|February 13, 2026
概括
术内双光谱指数 (BIS) 抑制的持续时间和大小预测术后镇静. 长时间的BIS抑制和更高的最大抑制比率表明镇静的可能性更高,但不是出现激动.
科学领域:
- 麻醉学 麻醉学
- 神经科学是一个神经科学.
- 关键护理医学 关键护理医学
背景情况:
- 术前意识和术后恢复是麻醉护理的关键方面.
- 了解手术内脑电图 (EEG) 监测参数对患者结果的影响对于优化麻醉管理至关重要.
研究的目的:
- 调查手术内双谱指数 (BIS) 抑制的持续时间或程度是否对术后恢复更有影响.
- 确定与特定的术后恢复表型相关的BIS抑制参数的预测值.
主要方法:
- 这是一项涉及141名患者的观察性研究.
- 在外科手术期间监测BIS值,抑制比率 (SR),最大抑制比率 (SRmax) 和总抑制时间 (SRT).
- 使用里士满兴奋镇静量表 (RASS) 评估术后恢复,并对BIS参数进行统计分析.
主要成果:
- 较高的手术内SRmax和延长的SRT与术后镇静显著相关 (p < 0.05).
- 一个SRT≥7.5分钟预测了镇静性恢复,灵敏度为86.7% (AUC = 0.651).
- 一个SRmax≥19.5预测镇静恢复与85.3%的灵敏度 (AUC = 0.683).
结论:
- 长期的手术内BIS抑制持续时间 (SRT) 和大小 (SRmax) 均可比较地预测术后镇静.
- 这些BIS抑制参数似乎无法预测出现动荡.
- 监测手术内BIS抑制可能有助于预测患者在麻醉后的康复模式.
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