X-ray CT scanner and image-data generating method

Details X-ray CT scanner and image-data generating method X-ray CT scanner and image-data generating method

2004-11-12

2008-03-25

Glick, Edward J. (Department: 2882)

X-ray or gamma ray systems or devices

Specific application

Computerized tomography

Reexamination Certificate

active

07349520

ABSTRACT:
An X-ray CT scanner includes a projection-data acquisition unit for acquiring projection data for the three-dimensional region of a subject, an input unit for setting a section in a desired direction in the three-dimensional region in accordance with the instruction of an operator, a reconstruction-region calculation circuit for specifying a plurality of reconstruction portions intersecting the set section, a reconstruction arithmetic circuit for reconstructing a plurality of partial images for the specified reconstruction portions on the basis of the projection data, and an image-data processing circuit for generating an image for the set section on the basis of the plurality of reconstructed partial images.

REFERENCES:
patent: 6078639 (2000-06-01), Heuscher
patent: 6343108 (2002-01-01), Heuscher
patent: 6754297 (2004-06-01), James
patent: 2003/0072406 (2003-04-01), Yang
patent: 2003/0128801 (2003-07-01), Eisenberg et al.
patent: 2004/0066879 (2004-04-01), Machida

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