| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the posture of an examinee, whose head is brought into close contact with a face guard, from relaxing to become an unstable state in a mammographic apparatus equipped with the face guard. <P>SOLUTION: When radioactive rays in two photographing directions are respectively emitted from two focal positions separated with respect to a forward direction from the breast wall of an examinee by moving a radiation source 17 for emitting radioactive rays in the mammographic apparatus equipped with a shading member 21 for preventing the irradiation of the face of the examinee with radioactive rays, the shading member 21 is installed so as to become a state fixed at a predetermined position with respect to the forward direction without being cooperated with the movement of the radiation source 17. <P>COPYRIGHT: (C)2012,JPO&INPIT |
