Patent ID: 7931024

Claim:
A cushion for use in a patient interface, the cushion including an apex region, the cushion further including a first side region and a second side region, each side region extending from the apex region, the cushion further including a bottom region disposed between the first side region and the second side region, the cushion comprising: a flap portion; a middle portion adjacent the flap portion; a connection portion adjacent the middle portion; and a pleat formed about the cushion, the pleat including a first side pleat portion extending along the first side region and a second side pleat portion extending along the second side region, the pleat further including a first apex pleat portion adjacent the first side pleat and a second apex pleat portion adjacent the second side pleat, wherein the first apex pleat portion and the second apex pleat portion each extend along a portion of the apex region and are not interconnected to one another in the apex region.