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Oxygen Therapy Tools

Respiratory Therapy Midland College

DeviceType, FiO2, and Flow Rate
Nasal Cannula Low Flow, FiO2: 24-45% Flow: 1-6 L/m (15L in a high-flow cannula)
Simple Mask Low Flow, FiO2: 35-55% Flow: 6-10 L/m
Partial Rebreather Low Flow, FiO2: 60-65% Flow: Keep Bag Inflated
Non-Rebreather High Flow, FiO2: 21-100% Flow: Keep bag inflated
Venturi Mask High Flow, FiO2: 24-50% Flow: Defined by Air Entrainment Device
Aerosol Mask High Flow, FiO2: Depends on Aerosol and Nebulizer Output Flow: >40L/m (greater than patients inspiratory flow)
Briggs Adapter (T-piece) High Flow, FiO2: Depends on Aerosol and Nebulizer Output Flow: Enough for Aerosol to escape from spacer on inspiration.