Class 1: Least regulation, must register facility and products, maintain records, reports etc.. (needles, scissors, exam gloves, stethoscopes, toothbrushes...)
Class 2: Specific performance standards required to be met ( insulin syringes, infusion pumps, thermometers, diagnostic reagents, electric heating pad)
Class 3: Must have premarket approval because of unreasonable risk of illness or injury (soft contact lenses, pacemakers, replacement heart valves)