To investigate the availability of diffusion single-breath method for detecting lung functional residual capacity ( FRC ) in patients with chronic obstructive pulmonary disease ( COPD ). 探讨慢性阻塞性肺疾病(COPD)病人是否能采用弥散一口气法测定功能残气量。
The Comparison of Functional Residual Capacity(FRC) Measured by Helium 氦稀释法与体积描记法测定正常人和哮喘病人功能残气量的比较
Aim To evaluate the effect of different PEEP on ARDS patient's functional residual capacity ( FRC ) by alveolar recruitment manoeuver. 目的应用肺泡复张法(recruitmentmanoeuver,RM),同时调节呼气末正压水平,观察ARDS病人功能残气量的变化,评价肺泡复张法在治疗ARDS中的临床价值。