Abstract: An oral cavity manipulator for controlling the position of tongue and jaw, the manipulator including a foundation body, maxilla and mandibular teeth engaging elements mountable on the foundation body and having width equal to or greater than the width of the foundation body and including teeth receiving portions for in use receiving the teeth of the user, a tongue position means attached to one of the foundation body, or the teeth engaging elements wherein in an operating condition the mandibular teeth engaging element is selectively located on the foundation body forward of the maxilla teeth engaging element to receive and locate the mandible of a user forward of the maxilla and position the tongue between the teeth elements to substantially maintain unobstructed airways at the throat of the user.

Abstract: An oral cavity manipulator for controlling the position of tongue and jaw, the manipulator including a foundation body, maxilla and mandibular teeth engaging elements mountable on the foundation body and having width equal to or greater than the width of the foundation body and including teeth receiving portions for in use receiving the teeth of the user, a tongue position means attached to one of the foundation body, or the teeth engaging elements wherein in an operating condition the mandibular teeth engaging element is selectively located on the foundation body forward of the maxilla teeth engaging element to receive and locate the mandible of a user forward of the maxilla and position the tongue between the teeth elements to substantially maintain unobstructed airways at the throat of the user.

Abstract: The present application is directed to an improved oral cavity manipulator (1) including at least one pair of oppositely disposed teeth engaging elements (2, 3) adapted to be located on or over the teeth on opposite sides of the oral cavity; and a tongue depression means (4) interconnecting rear portions of the at least one pair of teeth engaging elements (2, 3), wherein the tongue depression means (4) urges against a surface portion of the user's tongue, close to the throat, when the manipulator is operatively positioned so that the tongue is displaced downwardly and forwardly to substantially avoid obstruction of airways.