| © 2020 ResMed. 24/03/20 - COVID-19 - This document is based on information available at the time of publication
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• The Astral device is designed to be compatible with levels of supplemental oxygen up to 30 L/min
• At a fixed rate of supplemental oxygen flow, the inhaled oxygen concentration will vary depending on
the Ventilation mode and settings, patient breathing pattern, mask selection, and leak rate
Adding supplemental oxygen