How to distinguish between the categories of medical devices:
The first class refers to, through routine management is sufficient to ensure its safety, effectiveness of medical devices.
The second category refers to its safety, effectiveness should be controlled medical devices.
The third category refers to, implanted in the human body; used to support, maintain life; potentially dangerous to the human body, its safety and effectiveness must be strictly controlled medical devices.
The first class of medical devices are common: basic surgical knife "scalpel handle and blade, skin blade knife, warts peeling knife, lancet, spatula, razor, dandruff scraper, picking knife, sharp knife, pedicure knife, manicure knife, scalpel, etc."
The second class of medical devices are common: (a) general diagnostic instruments (6820): thermometers, sphygmomanometers; (b) physical therapy and rehabilitation equipment class (6625): thermometer, blood pressure meter; (b) physical therapy and rehabilitation equipment class (6626): thermometer, blood pressure meter. and rehabilitation equipment (6826): magnetic therapy apparatus;
(c) clinical testing and analysis instruments (6840): home blood glucose analyzer and test strips; (d) operating room, emergency room, diagnostic and treatment room equipment and appliances (6854): medical oxygen concentrator
Portable oxygen generator; (e) medical hygiene materials and dressings (6864): Converse Degreased cotton, medical degreased gauze;
(f) Medical polymer materials and products (6866): condoms, contraceptive caps, etc.
Class III medical devices are generally disposable sterile products or implanted in the body;