PURPOSE: To switch stereo-X-ray photographing between a highly precise image and a high speed image in accordance with the diagnostic purpose.
CONSTITUTION: In this radiation diagnostic system provided with a radiation generating means 10 exposing a person P to be inspected with radiation rays from two positions (R and L) at a specified distance, an image intensifier 20 converting the radiation image of the person P to be inspected to an optical image and a TV camera sensing the optical image, the TV camera is provided with a CCD 30 performing interlace scanning. In addition, it is provided with a means 50 for driving the CCD 30 by switching a frame accumulating mode performing a picturing with specified number of image elements and a field accumulating mode adding the same and a plurality of image element signals of horizontal line in an odd field and an even field, and a radiation driving means 11 for driving the radiation generating means 10 in accordance with the mode of the CCD 30.
NISHIKI MASAYUKI
NABUCHI KOUICHIROU
TSUKAMOTO AKIRA
TOSHIBA MEDICAL ENG
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