Patent ID: 6819737
Filing Date: 2004-11-16
Classification: A61B

Abstract:
The X-ray CT scanner, comprising:an X-ray tube for radiating X-rays to a subject; an X-ray detector for detecting X-rays that have penetrated the subject; a circular plate-like rotary member with an opening for insertion of a subject and having the X-ray tube and the X-ray detector mounted thereon at opposing positions with respect to the opening; a support for rotatably supporting the rotary member; and a rotary drive for rotating the rotary member around the subject; wherein the X-ray tube and the X-ray detector are mounted on a side surface of the rotary member, the side surface being a unit mounting surface for mounting a control unit relating to at least one of generation and detection of the X-rays; wherein at least one unit mounting member perpendicularly projects from the side surface at outer circumferential portions of the rotary member, the unit mounting member including an accommodation portion and a mounting portion erected around the accommodation portion; wherein the control unit relating to at least one of generation and detection of the X-rays is mounted to the unit mounting member from an opening side; and wherein the accommodation portion of the unit mounting member is formed by recessing or cuffing away a part of the rotary member, and the mounting portion is integrally erected from the rotary member substantially perpendicularly to a unit mounting surface of the rotary member on an outer circumferential side of the accommodation portion.