A mold for a nerve cuff having a first molding body defining a first molding cavity and a second molding body defining second molding cavity. A measuring device measures the number of data units during a period of time or the period of time between a certain number of data units. The user-devised search parameter might have been previously received by a search system, or alternatively, might be a unique query that has not been previously received. The update information may be compared with information provided on the disk. Through the mechanical action of the torsion springs and guide plates, an LCD monitor can be adjusted to a suitable viewing angle, and the supporting stand can be fully folded against the back of the panel for storage with limited space and for economical transportation.