Oxygen Delivery Systems Nasal Cannula: • Flow: 1 - 6 L/min • FiO2: 25 - 40% (-4%/L of flow) Face Mask: • Flow: 5 - 10 L/min • FiO2: 40 - 60% Device: Face Tent • Flow: 10 - 15 L/min • FiO2: ~40% Venturi Mask: • Flow: 2 - 15 L/min (based on valve) • FiO2: 24 - 60% (precisely controlled) Non-Rebreather: • Flow: 10 - 15 Lmin • FiO2: 80 - 95% High Flow Nasal Cannula: • Flow: up to 60 L/min • FiO2: 21 - 100% - Dr. Rishi Kumar @rishikumarmd #Oxygen #Delivery #Systems #respiratory #support #devices #management #pulmonary #comparison