1, a class of devices through routine management is sufficient to ensure its safety, effectiveness of medical devices. Such as most of the surgical instruments, stethoscopes, medical X-ray film, medical X-ray protection, automatic electrophoresis, medical centrifuges, slicers, dental chairs, boiling sterilizers, gauze bandages, band-aids, surgical gowns, surgical caps, masks, urine collection bags.
2, Class II devices for its safety, effectiveness should be controlled medical devices. Such as thermometers, sphygmomanometers, electrocardiographic diagnostic equipment, optical endoscopy, dental comprehensive treatment instrument, medical cotton wool.
3, Class III devices for implantation in the body, used to support life-sustaining; potentially dangerous to the human body, its safety and effectiveness must be strictly controlled medical devices medical education|net editorial organization.