초록 ▼

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 th

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 bridging recess 290 therebetween for receiving a bridging piece 300 of a closure cap 280.

대표청구항 ▼

1. 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 at least one recess in a lower portion of the mask frame extending inwar

1. 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 at least one recess in a lower portion of the mask frame extending inward into said mask cavity, at least one mask port comprising a tubular spigot located in said at least one recess and extending downward from said mask cavity within said at least one recess, said spigot having a bore communicating with the mask cavity via a port aperture in the mask frame, wherein an axial extent of said spigot is disposed substantially within said at least one recess.