An orthopedic method and device for correcting instability of an injured hinge joint. The bulbous straw end portion is integral to the straw or it may be removably attached to the straw. The terminal includes an electrical connection portion and a wire connection portion electrically connected with a mating terminal and a core wire of the electric wire, respectively. This ratio can be displayed and used to control the speed of the towing vehicle. If the device andor user is authorized and sufficient prepay funds exist, then the method grants the request for the non-essential service.