X-ray or gamma ray systems or devices – Specific application – Computerized tomography
Reexamination Certificate
2007-07-24
2007-07-24
Thomas, Courtney (Department: 2882)
X-ray or gamma ray systems or devices
Specific application
Computerized tomography
C378S020000, C378S207000
Reexamination Certificate
active
11134353
ABSTRACT:
An X-ray computed tomography apparatus includes a substantially annular frame, a mechanism configured to support rotatably the frame, an X-ray tube mounted on the frame, an X-ray detector mounted on the frame, a position detecting unit configured to detect that the frame passes a reference position, a counting unit configured to count the cumulative number of revolutions of the frame on the basis of an output from the position detecting unit, and a storage unit configured to store data of the cumulative number of revolutions of the frame.
REFERENCES:
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patent: 2002-112995 (2002-04-01), None
patent: 2002-345802 (2002-12-01), None
patent: 2003-52689 (2003-02-01), None
patent: 2003-126083 (2003-05-01), None
Thomas Courtney
Toshiba Medical Systems Corporation
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