Patent ID: 8616209
Filing Date: 2013-12-31
Classification: A61M

Abstract:
1. A supplemental gas delivery device for a mask assembly having a frame including a primary as delivery inlet in pneumatic communication with a primary source of pressurized gas to deliver the pressurized gas to a patient's airways and at least one supplemental gas delivery port, the at least one supplemental gas delivery port including an aperture in communication with an interior of the mask assembly to provide a flow of supplemental gas from a secondary source pneumatically separate from the primary source, the supplemental gas delivery device comprising: a bridging portion adapted to be insertable into the aperture of each at least one supplemental gas delivery port, the bridging portion including a connection portion to extend out of the aperture into the interior of the mask assembly when the bridging portion is inserted into the aperture; and at least one cannula having a first end and a second end, the first end having an opening and being adapted to communicate with the connection portion of the bridging portion, and the second end dimensioned and configured to be positioned adjacent to or within the patient's nares and/or mouth to direct the flow of the supplemental gas through the bridging portion and the at least one cannula to the patient's nares and/or mouth.