呼吸机波形分析1压力时间曲线PRESSURE-TIME CURVES图1 为典型的压力时间曲线 AB :吸气相(绿色线) BC :呼气相(黄色线) Ppeak :气道峰压 Baseline :基线 Mean Airway Pressure (Pmean):平均气道压2压力- 时间曲线可提供的信息1. Breath type delivered to the patient 给病人的呼吸类型2. Work required to trigger the breath 触发呼吸的做功 3. Breath timing (inspiration vs exhalation) 呼吸时间测定(吸气时间和呼气时间)4. Pressure waveform shape 压力波形5. Adequacy of inspiration 合适 的吸气6. Adequacy of inspiratory plateau 合适的吸气平台7. Adequacy of inspiratory flow 合适的吸气流速8. Results and adequacy of a static mechanics mane