Time：
2017
-
06
-
28
FDA's management of medical devices is carried out through the device and radiation health center (CDRH), which supervises the production, packaging and business activities of dealers of medical devices in compliance with the law.A wide range of medical devices, ranging from medical gloves to cardiac pacemaker, are under the supervision of FDA. According to the medical use and possible harm to human body, FDA divides medical devices into categories I, II and III. The higher the category, the...