42 years ago today, May 30, 1983 (Lunar Calendar April 18, 1983), China's first large X-ray breakout brain scanning device passed technical identification. May 30, 1983, Shanghai Medical Device Institute and other units developed China's first large X-ray breakout brain scanning device, after 246 cases of clinical use, proved good, in Shanghai through technical identification. X-ray breakout brain scanning device is a major scientific achievement of the contemporary, when only the United States, Japan and a few countries can produce, it can effectively diagnose brain tumors, cerebral bleeding and brain clots and many brain diseases.