| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an X-ray photographing device for automatically performing the positioning of an X-ray tube and the adjustment of an X-ray irradiation field. <P>SOLUTION: The X-ray photographing device includes: a camera 34 attached to the X-ray tube 31; an automatic positioning part 61 for moving the X-ray tube 31 to the opposite position of a subject in accordance with an anatomical program; a subject recognition part 62 for recognizing the position of the subject from an image including the subject, which is photographed by the camera 34 in a state where the X-ray tube 31 is moved to the opposite position of the subject; a photographing area setting part 63 for setting an X-ray photographing area, based on the position of the subject, which is recognized by the subject recognition part 62; an X-ray tube position correction part 64 for correcting the position of the X-ray tube 31 thereby to allow the center of the photographing area to coincide with the center of the irradiation field; and a collimator leaf position setting part 65 for setting the position of a collimator leaf thereby to allow the photographing area to coincide with the irradiation field. <P>COPYRIGHT: (C)2012,JPO&INPIT |
