（二）审查：
行政受理服务中心受理后，即将申请材料送交医疗器械技术审评中心进行技术审评，技术审评包括产品检测和专家评审，技术审评不能超过60日。但经专家评审，对申请人提出整改意见的，申请人整改时间不计入许可时限。
（三）许可决定：
收到医疗器械技术审评中心完成技术审评的资料后，国家食品药品监督管理局在30日内作出予以注册或者不予注册的决定，不予注册的，应当书面说明理由。
（四）送达：
自行政许可决定作出之日起10日内，SFDA行政受理服务中心将行政许可决定送达申请人。
1. What is a medical device? Beijing wants to understand the enterprises to see here Medical device: refers to instruments, equipment, appliances, materials or other articles used individually or in combination, including required software; their function on the surface of the body is not obtained by pharmacological, immunology or metabolic means, but may participate and play a certain auxiliary role. 2. How many categories are medical devices divided into? There are three categories: The operation of the first type of medical devices does
