Patent ID: 6467479
Filing Date: 2002-10-22
Classification: A61M

Abstract:
a combination of a special gas and a device for delivering the special gas to a patient, said combination comprising:(a) a ventilator comprising a tube for gas flow suitable for connecting said ventilator to a patient; (b) a first valve located on said tube for gas flow and connected to a container of said special gas, wherein said first valve may alternate position to open said tube for gas flow to either said ventilator or to said container of special gas; (c) a controller connected to said ventilator and said first valve, wherein said controller controls the position of first valve; (d) detection equipment connected to said controller, wherein said detection equipment is capable of signaling respiratory cycles of a patient and controlling the position of said first valve in response to said respiratory cycles; (e) a second valve connected between said container of special gas and said first valve, wherein said second valve allows gas to flow to said first valve after said first valve connects to the special gas.