converting drugs for use with a piston inhaler from a liquid form into an aerosolThe Air Cube piston inhaler is a class IIa medical device that – by converting drugs for use with a piston inhaler from a liquid form or suspension into an aerosol – allows them to be inhaled directly into the respiratory system. The chamber supplied with the AirCube allows the medication to properly penetrate the airways due to the dimensions of the particles produced.