Title:
RADIOGRAPHIC APPARATUS
Document Type and Number:
Japanese Patent JP2023071446
Kind Code:
A
Abstract:
To provide a radiographic apparatus which is added with an effective region index indicating an effective region and a lighting field index indicating a lighting field region in an identifiable manner.SOLUTION: A radiographic apparatus comprises: an imaging unit which has an effective region including pixels generating a radiation image on the basis of the irradiated radiation and a lighting field region including pixels measuring the dosage of the radiation; and a control unit which outputs a signal for controlling irradiation of the radiation with comparison between the measured dosage and a threshold. An effective region index indicating the effective region and a lighting field index indicating the lighting field region are added to a radiation incidence surface of the imaging unit in an identifiable manner.SELECTED DRAWING: Figure 1
Inventors:
UEHATA KAITO
TAGAWA GENKI
TAGAWA GENKI
Application Number:
JP2021184236A
Publication Date:
May 23, 2023
Filing Date:
November 11, 2021
Export Citation:
Assignee:
CANON KK
International Classes:
A61B6/00; G01T1/20; G01T7/00
Attorney, Agent or Firm:
Patent Attorney Corporation Otsuka International Patent Office