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- The primary outcome was morning peak expiratory flow (PEF). 主要转归是早晨峰呼气流速(PEF)。
- determination of maximal expiratory flow rate 最大呼气流率测定
- Maximal expiratory flow volume curve 最大呼吸流速容量曲线
- maximal expiratory flow in 25% vital capacity 25%25肺活量最大呼气流量
- maximal expiratory flow in 25% vital capacity% 25%25肺活量最大呼气流量
- maximal expiratory flow in 50% vital capacity 50%25肺活量最大呼气流量
- maximal expiratory flow in 50% vital capacity% 50%25肺活量最大呼气流量
- maximal expiratory flow rate, MEFR 最大呼气流速
- CRS and RRS were measured using the passive expiratory flow volume technique (PFV). 采用美国森迪公司 2 6 0 0型肺功能仪 ,利用被动流速容量技术 (PFV)进行CRS及RRS的测定。
- Tidal breathing measurements include analysis of tidal expiratory flow and of thoracoabdominal motion. 潮式呼吸测量包括潮式呼吸流量的分析和胸腹部运动的分析。
- The strain expiratory sensor is used to measure people s expiratory flow through strain-measuring bridge. 应变式呼气流量传感器利用应变电桥对人的呼气流量进行测量。
- The results showed significant differences in each of VC, %VC, ERV, IRV, MVV and expiratory flow indicated by MEFV curve(P<0.05%) after epidural block. 结果:麻醉后肺活量;肺活量占预计值百分比、补呼气量、补吸气量、最大通气量及最大用力呼气流量容积曲线的呼气流量均有显著降低(P<0.;05)。
- The intrinsic positive end-expiratory pressure (PEEPi) in COPD is associated with the angle of peak expiratory flow and the end flow of expiratory. COPD患者的内源性呼气末正压与呼气峰夹角和呼气末流速明显相关。
- BACKGROUND: In some subjects with suspected asthma who have normal spirometry, administration of bronchodilators (BD) improves expiratory flow rates. 背景： 对于肺活量正常的可疑哮喘患者，给予支气管扩张剂（BD）能改善呼气流速。
- Peak expiratory flow rate(PEFR) after treatment for 12 months was higher than that after treatment for 6 months and before treament. 最大呼气峰速值(PEFR)在治疗12个月后较治疗6个月及治疗前明显增加。
- In order to measure the changing expiratory flow correctly, the sensor must meet the undistorted measurement requirement within its working frequency range. 为实现对变化呼气流量的正确测量,该传感器在工作频带范围内必须满足无失真测量条件。
- The difference between the treatment group and the roxithromycin group was significant in MVV,FVC, FEV_(0.3),FEF_(25-75) and peak expiratory flow(PEF),especially in 30 days. 中药组MVV、FVC、FEV0.;3、FEF25-75及峰流速(PEF)与罗红霉素组比较有显著差异;差异主要在30 d给药组。
- Forced expiratory volume at 1st s (FEV1.0), forced volume capacity (FVC), FEV1.0/ FVC and peak expiratory flow (PEF) were measured preoperatively and then daily after surgery. 术前及术后每日测定用力肺活量 (FVC) ,第一秒用力呼气量 (FEV1 0 ) ,第一秒用力呼气量占用力肺活量的百分率 (FEV1 0 FVC)及呼气流量峰值(PEF)。
- The expiratory flow parameters (PEF, MMEF, FEV1) of pulmonary function test in CVA were generally normal;these parameters in CAB group, however, were obviously decreased. 咳型哮喘组患者的最大呼气流量、最大呼气中段流量和一秒钟用力呼气容积测值基本正常，而慢喘支组则明显下降；
- Hypoxemia, loss of surfactant, limitation of expiratory flow, derecruitment induced lung injury and biotrauma are associated with the alveolar collapse. 积极的实施肺开放策略,实现塌陷肺泡的复张具有重要的临床意义。
