A damper for dampening vibrations of a rotatable steering shaft of a motor vehicle comprises a rotor and means for rotating the rotor at a rate proportional to and greater than rotation of the steering shaft. The pusher catheter has one or more longitudinal grooves on its outside surface and the auxiliary catheter or catheters extend along the longitudinal grooves. The paper surround encapsulates the ring binder and secures it to the member. In response to receiving the packet, the receiving device is configured to send a responsive packet to the sending device. Also disclosed are methods of treatment using related pharmaceutical compositions. The plunger includes a top exterior lip which defines the optimal range of plunger insertion into the juicer member.