Radiation Imaging Apparatus, And Insertion State Determination Method
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CANON KK
- Publication Date
- 2017-09-26
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The present invention relates to a radiographic imaging device for capturing radiographic images of breasts, and an insertion state determination method. Background technique
[0002] A mammogram apparatus is generally used as an X-ray examination apparatus for breast cancer. However, it is known that in the case of performing mammography of a dense breast (breast with many breasts), lesion parts and breast structures overlap each other, which leads to deterioration in sensitivity and specificity of lesion detection. As techniques for compensating for the disadvantages of mammography, tomosynthesis and CBCT (Cone beam Computed Tomography) apparatuses dedicated to mammography have attracted attention. These devices have a feature of providing a 3D image of the breast, enabling discrete observation of a lesion portion and a breast structure.
[0003] In the case of imaging breasts with a CBCT apparatus dedicated to imaging breasts, it is necessary to m...