Abstract: An orthotic device for redefining an occlusal plane includes a left portion, a right portion including an upper surface, a bite block coupled to either the left portion or the right portion, and a lingual portion coupled to the left portion and the right portion. The orthotic device is configured to engage teeth located along a left portion and a right portion of a mandible. The bite block is disposed along the upper surface of either the left portion or the right portion and extends upward relative to an upper surface of the left or right portion.