论文部分内容阅读
目的 探讨无创-有创序贯性机械通气(MV)治疗急性呼吸窘迫综合征(ARDS)的应用价值.方法 62例需MV的ARDS患者采取随机分为两组,每组31例.A组行气管插管有创MV;B组先给予无创MV,一旦无创通气失败则改气管插管行无创一有创序贯性机械通气.MV前后氧合指数(OI)、呼吸频率(RR)、心率(HR)以及呼吸机相关性肺炎(VAP)发生率、总MV时间、住重症监护病房(ICU)时间、病死率等方面进行比较.结果 与治疗前比较,两组治疗3 h后的OI、RR均有显著改善;B组VAP发生率、总MV时间及住ICU时间显著低于A组(P<0.05).结论 无创一有创序贯性机械通气较有创机械通气能降低VAP发生率、缩短MV时间及住ICU时间.“,”Objective To observe the efficacy of sequential noninvasive-invasive mechanical ventilation(SNIMV) in treating acute respiratory distress syndrome(ARDS).MethodsSixty-two rnARDS patients needed mechanical ventilation (MV) were randomly divided into 2 groups with 31 cases each The patients in group A accepted intubation and invasive MV and those in group B rnaccepted noninvasive MV at first,intubation and invasive MV were conducted once noninvasive MV faillecL The oxygenation index (OI), respiratory rate (RR), heart rate (HR), the incidence of rnventilatiOIYassociated pneumonia (VAP) , the duration of MV and intensive care unit(ICU) stay and the mortality before and after MV were recorded and compared.Results OI and RR were significantly improved after 3 h of MV in two groups.The incidence of VAP, the duration of MV and ICU stay were significantly lower in group B than those in group A (P<0.05).Conclusion Compared with invasive MV,SNIMV may decrease the incidence of VAP and shorten the duration of MV and ICU stay in the patients with ARDS.