Mask ports
AssigneeResMed Limited
InventorsMichael K. Gunaratnam, Amal Amarasinghe
Life of this patent
Estimating the term…
Abstract
Mask ports 180 for attaching supplemental oxygen tubes 510 or measurement devices to a respiratory mask are downwardly directed and recessed into the base 110 of the mask frame 100. The ports may comprise a pair of downwardly extending tubular spigots 185 each housed in a respective recess 190 in the base 110, with a shallow bridge recess 290 therebetween for receiving a bridging piece 300 of a closure cap 280.
Claims23
A mask frame for a respiratory mask, said mask frame defining a mask cavity adapted for communication with a patient's airways and including a gas inlet adapted for connection to a supply of breathable gas, further including a recess in a lower portion of the mask frame, at least one mask port comprising a downwardly extending tubular spigot located in sad recess, said spigot having a bore communicating with the mask cavity via a port. aperture in the mask frame.
A mask frame for a respiratory mask, said mask frame defining a mask cavity adapted for communication, with a patient's airways including a gas inlet adapted for connection to a supply of breathable gas, further including at least one downwardly opening port located in a lower portion of the mask frame and communicating with the mask cavity.
Dependencies are inferred from the claim text.