Device means an instrument, apparatus, implement, machine, contrivance, implant, in vitro reagent, or other similar or related article, including any component, part or accessory which is recognized in the official United States Pharmacopoeia - National Formulary (USP - NF) or any supplement to them, intended for use in the diagnosis of disease or other condition or in the cure, mitigation, treatment or prevention of disease, in man or other animals; or intended to affect the structure or any function of the body of man or other animals, and which does not achieve any of its principal intende