Abstract: A headgear for securing a patient airway interface device to a patient's head comprising a concave partial helmet having an outer surface and an inner surface and having a left lateral element, a right lateral element, a top portion and a back portion, wherein the left lateral element and the right lateral element are separated at a front half of the concave partial helmet by a void between the front half top portion of the concave partial helmet and the left lateral element and the right lateral element; when on the patient's head the top portion of the concave partial helmet terminates at the forehead of the patient's head with a front face of the top portion of the concave partial helmet that is proximal to the forehead having a stabilizer for supporting a hub and wherein the left lateral element and the right lateral element is structured to terminate on either side of a patient's face near a cheek portion without directly touching the check portion and wherein a section of the right lateral element and t