A method of using a guide system for resecting a bone through incisions of the type utilized for arthroscopic procedures is provided. The pump body of the eccentric screw pump includes an inlet region, a pump unit and an outlet region. When the stylus is absent from the receptacle, but an accumulated time for such absence is greater than a selected time-out value, the system reacts as if the stylus is present in the receptacle. The second mating end is configured for coupling an electrical board assembly. DuPont de Nemours under the DELRIN\xae trademark. Display unit is electrically connected to circuit board and located on a side of distributor for ease of reading.