Patent ID: 7647745

Claim:
An adjustable cavity member for use in connection with a medication dispensing apparatus, said adjustable cavity member comprising: a first portion having a plurality of first interlocking side walls, the first interlocking side walls defining first side walls for a plurality of solid pharmaceutical passageways; a second portion having a plurality of second interlocking side walls, the second interlocking side walls defining second side walls for the plurality of solid pharmaceutical passageways; wherein said first interlocking sidewall portion and said second interlocking sidewall portion are positioned to provide a plurality of medication transmission channels defined by said first and second portions of interlocking side walls; and wherein the interlocking sidewalls of at least one of the first and second portions are movable relative to the other, the relative motion of the first and second interlocking sidewalls simultaneously altering a width of the plurality of medication transmission channels, the plurality of medication transmission channels being arranged in an array such that a direction of travel through the transmission channels is generally perpendicular to a direction of the relative motion between the first and second interlocking side walls.