Patent Number: 6,307,914

Title: Moving body pursuit irradiating device and positioning method using this device

Abstract: A moving body pursuit irradiating device has plural X-ray fluoroscopes for picking up the image of a tumor marker buried in the vicinity of a tumor, and recognition processing sections which execute template matching by a shading normalization mutual correlation method, further calculating three-dimensional coordinates of the tumor marker from the two-dimensional coordinates calculated by the recognition processing sections, and controlling the medical treatment beam of a linac.

Inventors: Kunieda; Tatsuya (Tokyo, JP), Shirato; Hiroki (Hokkaido, JP)

Assignee: Mitsubishi Denki Kabushiki Kaisha

International Classification: A61B 6/12 (20060101); A61N 5/10 (20060101); A61B 6/02 (20060101); A61B 5/11 (20060101); A61N 005/10 (); A61B 006/03 ()

Expiration Date: 10/23/2018