Patient interface assembly supported under the mandible

A patient interface assembly comprising:

• a patient interface;
• a chin support coupled with the patient interface;
• and
• a coupling member coupling the patient interface and the chin support such that the patient interface is rotateable relative to a portion of the chin support located at midline of a patient.

A patient interface assembly comprising:

• (a) a patient interface;
• (b) a chin support assembly adapted to be disposed under a patient's mandible, wherein the chin support assembly includes:
• (1) a rigid first member that extends under the mandible from a first side of a patient's face to a second side thereof,
• (2) a first headgear connection portion provided at a first portion of the first member on a first side of a patient's face responsive to the patient interface assembly being worn by a patient, and
• (3) a second headgear connection portion provided at a second portion of the first member on a second side of a patient's face responsive to the patient interface assembly being worn by a patient;
• and
• (c) a conduit operatively coupled to the patient interface and the chin support assembly.