Patent ID: 7287528

Claim:
A patient interface device for use in delivering a flow of gas to an airway of a patient, the patient interface device comprising: a mask shell having a patient side and an outer side opposite the patient side adapted for receiving a flow of gas; a seal cushion having a first end portion adapted to contact a first area of a patient's face to form a seal therewith and a second end portion opposite the first end portion, the seal cushion further including a cavity adapted to receive a portion of the patient's face, wherein the flow of gas communicates with the cavity; and a support cushion encircling a major portion of a perimeter of the seal cushion and having a first end portion adapted to contact a second area of a patient's face and a second end portion opposite the first end portion, and wherein the second end portion of the seal cushion and the second end portion of the support cushion are coupled to the patient side of the mask shell.