Patent ID: 6718979
Filing Date: 2004-04-13
Classification: A61M

Abstract:
An oxygen mask assembly comprising;a mask including a body defining an interior; a flexible hose having one end operatively connected to said mask; and an oxygen dilutor including an outlet connected to the opposite end of said hose and an oxygen inlet adapted for connection to an oxygen source and extending generally perpendicularly outwardly from a top wall of said oxygen dilutor, said dilutor including an air inlet defined in the top wall including said oxygen inlet for diluting the oxygen flowing through said dilutor, said dilutor including a head having said top wall and defining an interior cavity, said top wall including an aperture therein, said dilutor further including a rotatable port covering said top wall of said head, said port including an aperture adapted for rotatable alignment with said aperture in said top wall to define said air inlet.