Title:
【発明の名称】デジタルX線撮影装置
Document Type and Number:
Japanese Patent JP2820195
Kind Code:
B2
Abstract:
PURPOSE:To manage relative movement for the examinee of a photographing system performing X-ray photographing to be performed only once when run subtraction or rotary subtraction is performed. CONSTITUTION:An X-ray tube 21 irradiates X-rays, and the X-ray transmitting the examinee 10 is made incident on an X-ray image intensifier 22, and an image signal is obtained from an X-ray television camera 23 at every frame, simultaneously, those photographing systems are moved in the direction of arrowhead A for the examinee 10, and image data are digitized by an A/D converter 31, and subtraction can be performed between the adjacent frames of the digital image data in real time by an image arithmetic unit 33.
Inventors:
Tatsuya Shimizu
Application Number:
JP19909594A
Publication Date:
November 05, 1998
Filing Date:
July 31, 1994
Export Citation:
Assignee:
SHIMADZU CORPORATION
International Classes:
H04N5/325; A61B6/00; (IPC1-7): H04N5/325; A61B6/00
Domestic Patent References:
| JP413381A |
Attorney, Agent or Firm:
Yusuke Sato