Title:
放射線治療装置
Document Type and Number:
Japanese Patent JP7362130
Kind Code:
B2
Abstract:
This radiotherapy device comprises: an X-ray irradiation device and an X-ray camera for detecting the position of a specific landmark present in an irradiation target; a storage unit which, with one from among a plurality of time-lapse three-dimensional CT images including the landmark and obtained beforehand during treatment planning used as a reference images, stores the relationship between the displacement of the landmark position from that in the reference image to that in another three-dimensional CT image, and the deformation of each of the sites in the other CT image, obtained by analysis thereof; and an image processing unit, a deformation amount evaluation unit, and a display unit, that estimate the deformation of each of the sites and reproduce the estimated three-dimensional CT image, according to the position of the landmark detected and the relationship stored by the storage unit.
More Like This:
Inventors:
Naoki Miyamoto
Kikuo Umegaki
Shinichi Shimizu
Satoshi Tomioka
Kikuo Umegaki
Shinichi Shimizu
Satoshi Tomioka
Application Number:
JP2020530014A
Publication Date:
October 17, 2023
Filing Date:
May 23, 2019
Export Citation:
Assignee:
National University Corporation Hokkaido University
International Classes:
A61N5/10
Domestic Patent References:
| JP2016536035A | ||||
| JP2015535434A |
Foreign References:
| US20160143576 | ||||
| US20140241497 |
Attorney, Agent or Firm:
Patent Attorney Corporation YKI International Patent Office