一种用于评估气道开口压力的新方法,不需要使用低流吸气
Anne-Fleur Haudebourg1,2, Elsa Moncomble1,2, Arnaud Lesimple3,4
1Assistance Publique-Hôpitaux de Paris, CHU Henri Mondor-Albert Chenevier, Service de Médecine Intensive Réanimation, 51, Avenue du Maréchal de Lattre de Tassigny, 94010, Créteil Cedex, France.
Critical care (London, England)
|July 7, 2023
概括
一种新的导电压力 (Pcond) 方法在机械通风过程中准确检测气道开口压力 (AOP). 这种方法耐受性很好,为评估呼吸机制提供了安全的替代方案.
科学领域:
- 机械通风机械通风机械通风
- 呼吸机械学 呼吸机械
- 关键护理医学 关键护理医学
背景情况:
- 精确的气道开口压力 (AOP) 测量对于机械通风管理至关重要.
- 目前用于AOP评估的方法可能是侵入性的或繁的.
- 为AOP评估提出了一种使用导电压 (Pcond) 的新方法.
研究的目的:
- 为了验证用于AOP检测和测量的导电压 (Pcond) 方法.
- 为了比较Pcond方法的呼吸和血液动力学耐受性与标准的低流灌气方法.
主要方法:
- 在肺模拟器和尸体模型上评估概念验证.
- 对213名患者的诊断性能与参考标准进行了评估.
- 在45名患者中比较了呼吸和血液动力学耐受性.
主要成果:
- 基准评估证实了Pcond方法的可行性.
- 在AOP检测方面具有高灵敏度 (93%) 和特异性 (91%).
- 在Pcond和标准方法之间有很强的相关性 (r=0.84);在Pcond.com观察到较低的SpO2变化.
结论:
- Pcond方法允许轻松安全地检测和测量AOP.
- 这种新的方法适合在恒流辅助控制通风过程中使用.
- Pcond为呼吸机制评估提供了一个有前途的替代方案.
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