Headgear for fixing mouthpiece

A headgear for fixing a mouthpiece, the headgear being worn on a user's head so as to adjustably fix the mouthpiece inserted in an oral cavity, and the headgear comprising:

• one or more front pads adapted to contact with one or more predetermined front pressure points, in a face region of the head;
• one or more rear pads adapted to contact with one or more predetermined rear pressure points so that a resultant force becomes a reaction force paired with a pressing force of the front pads, in a region from top to back of the head;
• a front frame configured to support the front pads;
• a rear frame configured to support the rear pads;
• a front horizontal bar configured to be connected to the front frame or the rear frame and adapted to be disposed in front of the lip region of the head, wherein the front horizontal bar has a double structure of an upper bar and a lower bar;
• and
• an adjustment part configured to be provided on a vertical rod installed between the upper bar and the lower bar, wherein the adjustment part is adapted to be disposed at a position in front of a lip region of the head to mount the mouthpiece,
• wherein the rear frame is adapted to be disposed above ear regions of the head, the front frame is adapted to be disposed in front of the ear region of the head, with one end thereof connected to the rear frame, and the other end thereof connected to the front pads, and the one or more predetermined front pressure points are predetermined portions of a maxilla on a face, and are positions that do not limit functions of eyes, a nose, and a mouth, and
• wherein the mouthpiece has a pair of wires protruding forward, front ends of the wires are connected to each other by a horizontal rod, and the horizontal rod extends to form an outer peripheral portion.