Putting x-ray source and aforementioned x-ray source and the aforementioned suffering inspection body which apply the x-ray to the suffering inspection body, opposing, it is laid out, the aforementioned X-ray tube and the aforementioned x-ray detector turn as the transmitted x-ray of the aforementioned suffering inspection body as the projection data the x-ray detector and aforementioned x-ray source and the aforementioned x-ray detector which it detects by rotary means and the aforementioned rotary means which turn collect the projection data concerning multiple angular directions, to reconstruct operation the projection data where these were collected, generate the coaxial tomography of the aforementioned suffering inspection body, aforementioned x-ray source, the control which controls aforementioned rotary meansIt reconstructs the coaxial tomography for the analysis from the aforementioned projection data in the photographing region of the aforementioned suffering inspection body, means and aforementioned the indicatory means which display the coaxial tomography which generates and, in the x-ray CT device which it has, that it re-projects the coaxial tomography which was reconstructed and the tube electric current control means which control the current value which is supplied to the aforementioned X-ray tube projection data analysis means and the aforementioned control profile is generated on the basis of the control profile which generates and, it has.被検体にX線を照射するX線源と、前記X線源と前記被検体を挟んで対向して配置され、前記被検体の透過X線を投影データとして検出するX線検出器と、前記X線源および前記X線検出器を回転する回転手段と、前記回転手段によって前記X線管および前記X線検出器が回転され複数の角度方向について投影データを収集し、これらの収集された投影データを再構成演算し、前記被検体の断層像を生成すると共に、前記X線源、前記回転手段を制御する制御手段と、前記生成された断層像を表示する表示手段と、を備えたX線CT装置において、前記投影データから前記被検体の撮影部位における解析用の断層像を再構成し、その再構成された断層像を再投影して制御プロファイルを生成する投影データ解析手段と、前記生成された制御プロファイルに基づいて前記X線管に供給する電流値を制御する管電流制御手段と、を備える。
