Shock Doctor’s patented design features help protect the TM Joint from dislocation and related injuries. ORAL LACERATIONS: Gel Fit liners surrounded by exoskeletal shock frame ensure retention and comfort while protecting against internal oral lacerations. TOOTH INJURIES: Patented multi-layer, semi-rigid shock transfer core construction absorbs and deflects damaging impacts. JAW FRACTURE: Integrated Kraton jaw pads and lateral stabilizers help protect against side and bottom jaw impacts.