Abstract: Various embodiments provide for a breathing assistance device comprising right and left flanges and a protuberance. The right and left flanges may comprise an inner surface and an outer surface, and the flanges may be configured to be placed in a user's mouth such that at least a portion of the flanges are in front of teeth of the user. The protuberance may extend from the outside surface of the flanges and may define an air passage that passes through the flanges.