目的评价呼气末正压通气（PEEP）和连续气道正压通气（CPAP）在电视辅助胸腔镜手术（VATS）行单肺通气麻醉时对患者血氧合作用的影响。
Objective To evaluate the effect of PEEP and CPAP on the oxygenation and shunt fraction during one lung ventilation in video associate thorax-cope surgery(VATS).
目的：观察低潮气量单肺通气复合呼气末正压对于开胸术患者的效果。
Objective: to evaluate the efficacy of low tidal volume one-lung ventilation plus positive end-expiratory pressure.
在进行标准治疗同时加用NPPV。面罩连接呼吸机，通气模式采用压力支持通气（PSV）加呼气末正压（PEEP）。
NPPV was delivered to the patient by a face mask connected to a ventilator set in pressure support ventilation (PSV) and positive end-expiratory pressure (PEEP).
目的探讨压力控制呼气末正压呼吸小潮气量通气模式治疗创伤性急性呼吸窘迫综合征的疗效。
Objective to explore the curative effects of positive pressure control and low tidal volume ventilation in the treatment of patients with traumatic acute respiratory distress syndrome (ARDS).
方法在35例机械通气患者中，测定在不同水平的呼气末正压(PEEP)时的CVP值，并进行相关性分析。
Methods Determining CVP of 35 patients undergoing mechanical ventilation at various PEEP levels, and analyzing the relation between CVP and PEEP.
方法在35例机械通气患者中，测定在不同水平的呼气末正压(PEEP)时的CVP值，并进行相关性分析。
Methods Determining CVP of 35 patients undergoing mechanical ventilation at various PEEP levels, and analyzing the relation between CVP and PEEP.
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