Apparatus for simulating traumatic brain injury and method for inducing spinal cord injury

This invention is an apparatus for simulating human traumatic injury in an animal, said apparatus comprising a support having an aperture having end walls and side walls disposed therein; a sliding element slidingly engaged with said side walls of said aperture, said sliding element having a retainer disposed thereon for receiving an animal holder having a hinged first end therein; and a crank arm operatively connected to both said sliding element, and an actuator mechanism. The apparatus allows animal head motion simulative of hyperflexural trauma associated with actual injuries.