Techniques for forming cast parts for medical devices suitable for contact with internal regions of patients are described herein. The system comprises a computer for measuring parameters of the combustion of the matter, wherein use, matter, such as for instance waste, is supplied to the system and combusted, thereby forming a flue gas. A micromachined component having a fluid passageway formed therein is affixed to the substrate such that the bore and the fluid passageway are in fluid communication. The intercepted inputs are directed to the local window so as to permit the local user to interact with the application independently of the operation of the local computer by the remote user. The movable follower disk includes compressible spring followers slideably received within the channel when the mechanical fastening screw is inserted.