The system has a csi(tl) scintillator/cmos flat panel digital detector (2923mam, dexela ltd, uk) with a pixel size of 00748 × 00748 mm 2 and raw image data consisted of 14 bits the actual detector area is 291 × 230 mm 2 , resulting in a matrix size of 3072 × 3888. Digital tomosynthesis performed with a flat-panel de- tector θ = sweep angle, which is the total arc about the center of the detector as defined by the focal spot posi. More specifically, the present invention relates to an imaging chain for digital tomosynthesis on a flat panel detector  digital tomosynthesis imaging is a technique that requires the acquisition of multiple x-ray images at different angles relative to the patient within a short time interval. In breast tomosynthesis several projection views of the object are acquired over a limited angular range from which slice images are reconstructed the image quality of the reconstructed slices, however, depends on the geometric acquisitions parameters and on the reconstruction algorithm we.
Request pdf on researchgate | optimizing parameters for flat-panel detector digital tomosynthesis | digital tomosynthesis is a novel technique that allows easy and swift volume data acquisition in. The imaging technique for digital tomosynthesis is reviewed, with emphasis on the standard acquisition parameters, potential acquisition-related artifacts, and various strategies for optimizing acquisition parameters. Tomosynthesis is an imaging technique that uses standard x-ray equipment with digital flat panel detectors to create tomographic images from very low-dose projections obtained at different angles these images are parallel to the plane of the detector.
Image quality and dose assessment in digital breast tomosynthesis: a monte carlo study p timberg, a tingbergbreast tomosynthesis and digital mammography: a comparison of breast cancer visibility and birads classification in a population t yuhara, t mori, e ueno, y moribe, jm saboloptimizing parameters for flat-panel detector. Objective the purpose of this article is to discuss flat-panel digital radiography (dr) artifacts to help physicists, radiologists, and radiologic technologists visually familiarize themselves with an expanded range of artifact appearance conclusion flat-panel dr is a growing area of general. Optimizing parameters for flat-panel detector digital tomosynthesis haruhiko machida, recent advances in large-area active-matrix flat-panel detector technology have allowed the commercial development and widespread clinical availability of digital tomosynthesis, with flat-panel detector digital tomosynthesis, multiple very low-dose x.
Optimizing parameters for flat-panel detector digital tomosynthesis march 2010 radiographics digital tomosynthesis is a novel technique that allows easy and swift volume data acquisition in. Optimization of configuration parameters in a newly developed digital breast tomosynthesis system new flat panel detectors offer extremely high quantum effi.
A method of creating and displaying images resulting from digital tomosynthesis performed on a subject using a flat panel detector is disclosed the method includes the step of acquiring a series of x-ray images of the subject, where each x-ray image is acquired at different angles relative to the subject the method also includes the steps of applying a first set of corrective measures to the. Digital tomosynthesis is a newly evolving imaging modality recently made clinically possible by advances in digital flat panel detector technology it is a type of limited angle tomography providing the benefits of 3d imaging. A method of creating and displaying images resulting from digital tomosynthesis performed on a subject using a flat panel detector is disclosed.