Basic Classification of Ventilator Modes Quick Summary Table Mode Control Trigger Typical Use VCV Volume Machine OR, ICU PCV Pressure Machine ARDS SIMV Volume Pressure Patient + Machine Weaning PSV Pressure Advanced Mechanical Ventilation Modes: Principles and Clinical Applications PPTX APRV can feel complex, but its core idea is simple. And APRV is explained as CPAP with a release phase. That release phase is where the real advantage comes from. In this Which ventilator mode? A practical framework; the basics ScienceDirect