X-ray or gamma ray systems or devices – Specific application – Computerized tomography
Patent
1989-08-10
1991-02-05
Howell, Janice A.
X-ray or gamma ray systems or devices
Specific application
Computerized tomography
378 4, 378 19, A61B 600
Patent
active
049911902
ABSTRACT:
There is provided a rotate-rotate type X-ray computerized tomographic imaging apparatus having a plurality of pairs of mutually facing X-ray sources and multichannel X-ray detectors, wherein a high-resolution scan mode or a high-speed scan mode is selected. The apparatus includes a stationary body, a rotational body arranged rotatably in the stationary body and having an insertion section in which a subject is inserted, a K-number of X-ray sources provided on the rotational body, a K-number of multichannel X-ray detectors movably mounted on the rotational body, data processing means for collecting data from the K-number of multichannel X-ray detectors and for carrying out processing relating to image reconstruction, and control means for performing at least a control of rotation of the rotational body, a control of the data collection, and a control of the processing relating to the data reconstruction.
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patent: 4196352 (1980-04-01), Berninger et al.
patent: 4303830 (1981-12-01), Heinzelmann et al.
patent: 4384359 (1983-05-01), Franke
patent: 4637040 (1987-01-01), Sohval et al.
Chu Kim-Kwok
Howell Janice A.
Kabushiki Kaisha Toshiba
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