Patent ID: 8267093

Claim:
Orthodontic assembly articulation device for causing a mandible to move relative to a maxilla, the device including a lower splint fitted with a lower reinforcement and an upper splint fitted with an upper reinforcement, said upper reinforcement and said lower reinforcement being connected by a system of rods mounted with sliding capability, a ball joint for coupling each system of rods with a part of at least one of the lower and upper reinforcements, wherein the ball joint includes a ball having an extension oriented perpendicularly and screwed into a support element affixed to a corresponding part of the lower reinforcement or upper reinforcement, and an end piece secured to each system of rods, the end piece having an open ended outwardly facing hemispherical cage engaging the ball and a through opening bounded by a pair of parallel vertical wings opposite and in communication with the hemispherical cage and receiving the extension to allow an articulation of the system of rods of about 90° in a vertical plane and about 360° in a horizontal plane, while the wings interface with the extension and prevent any swinging of the end piece.