Patent 11617849 was granted and assigned to Fisher & Paykel Healthcare on April, 2023 by the United States Patent and Trademark Office.
Various characteristics of a gas flow can be sensed at the end of a respiratory conduit near the patient interface using a sensing module. The sensing module can be removable from the patient end of the respiratory conduit for ease of use and ease of cleaning. The sensor module can transmit sensor data over the same wires used to heat the respiratory conduit.