Patent ID: 11957842
Assignee: RESMED PTY LTD
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 17:
18. A patient interface according to claim 1, further comprising:
recessed portions formed in the supporting portion; and
a gusset between the supporting portion and the nose tip engagement portion configured to decouple at least some movement of the nose tip engagement portion from the supporting portion,
wherein the gusset is in the form of an indentation that forms a channel in an outer surface of the patient interface and extends across the patient's sagittal plane in use,
wherein the channel does not form a complete loop around the outer surface of the patient interface,
wherein the supporting portion is an elastomeric material,
wherein the elastomeric sealing surface comprises one opening configured to allow pressurized gas to flow into the patient's nasal passages in use,
wherein the sealing portion is configured to form a seal with the patient's nose without entering the patient's nasal passages,
wherein one or more regions of the supporting portion include ridges or thickened sections to provide rigidity, and
wherein the sealing portion and the supporting portion are integrally formed.