A system and associated method for delivering to an internal body site a selected one of a plurality of instruments including fluid-dispensing instruments. The safety plate comprises a top plate, a bottom plate, and a load input plate connecting both. The particulates included in the exhaust gas are removed by oxidation in the interior of the partitions. audio data, in a standard wireless local area network transmission system where bandwidth is reserved for both contention-based traffic and contention free traffic and the audio data formed by samples is organized in audio frames and sent to receivers using multicasting, within consecutive beacon intervals. In addition, a Gamut Mapping Model used in the generation process is user-selectable as well as a Device Model.