Fig. 4From: Safety and applicability of a pre-stage public access ventilator for trained laypersons: a proof of principle studySensor outputs during PCV and simulated airway occlusion according to the study protocol in one healthy volunteer characterized by curves for flow, pressure, FO2 and FCO2 recorded over one minute (black dashed lines = start and stop of simulated airway occlusion; blue line = flow [l/min]; red line = pressure [kPa]; green line = FO2 [%]; magenta line = FCO2 [%])Back to article page