常见呼吸机异常波形及处理Р北京大学第三医院危重医学科?白宇Р我们为什么要进行波形分析?Р指导参数设置?评估通气效果及支气管扩张剂效果?力学分析?实时、动态掌握呼吸力学改变、指导呼吸治疗及呼吸机参数调节РMechanical VentilationРGraphicsРSCALARSРLOOPSРSCALARSРFlow/TimeРPressure/TimeРvolume/TimeРPressure-VolumeРFlow-VolumeРLOOPSР定容通气Р定压通气РMechanicalРTime (sec)РPaw (cm H2O)РTime Triggered BreathРControlled Breath?(time triggered)РAssisted Breath? (Patient Triggered)РMechanicalРTime (sec)РPaw (cm H2O)РPatient Triggered BreathРAssisted vs ControlledРTime (sec)РAssistedРControlledРPressure (cmH20)