Patent ID: 11878120
Assignee: 3B MEDICAL INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A method, comprising:
detecting a plurality of pauses in a breathing cycle of a user;
taking a plurality of pressure readings during each pause in the breathing cycle;
storing an average pressure reading of the plurality of pressure readings for each pause;
determining a baseline value based on a running average of the average pressure readings for the plurality of pauses, the baseline value continuously updating based on the average pressure reading of each pause;
detecting an inhale of the user when a difference between a pressure reading and the baseline value is less than or equal to an inhale threshold, wherein the user is breathing relative to a fitting of a nasal cannula of an oxygen delivery system, wherein the oxygen delivery system includes a tube connecting the fitting to an oxygen supply, and wherein the fitting is situated inferior to the nostrils of the user and does not include nostril prongs; and
delivering oxygen to the user via the fitting in response to the detected inhale.