Patent ID: 7920067
Filing Date: 2011-04-05
Classification: A61M,F17D,G06Q,G16H

Abstract:
1. A method for monitoring the use of medical gases, comprising: receiving a plurality of wireless signals, each coming from one of a plurality of flow sensors, wherein each flow sensor is configured to measure the flow rate of gas through one of a plurality of gas outlets, wherein the gas flowing to the plurality of gas outlets is supplied by a gas delivery system fluidly coupled to at least one gas source; determining, based on the plurality of wireless signals, the total amount of gas used at the plurality of gas outlets; determining, based on one or more measurements of the at least one gas source, the amount of gas that has been removed from the at least one gas source; determining whether the total amount of gas used at the plurality of gas outlets differs, by a predetermined margin, from the amount of gas that has been removed from the at least one gas source; and if so, generating an alert communicating the existence of a potential leak in the gas delivery system.