Computed tomography system with adjustable focal...

Details Computed tomography system with adjustable focal... Computed tomography system with adjustable focal...

2006-03-29

2008-08-26

Kao, Chih-Cheng G (Department: 2882)

X-ray or gamma ray systems or devices

Specific application

Computerized tomography

Reexamination Certificate

active

07418074

ABSTRACT:
A computed tomography system with an adjustable focal spot-to-detector distance has a gantry provided with a patient opening, an x-ray tube and a detector, respectively mounted at opposite sides of the gantry. The x-ray tube has a focal spot and the x-ray fan beam radiated from the focal spot exhibits a fixed aperture angle. The x-ray tube is installed on a linear track and can be moved along the rail of the linear track.

REFERENCES:
patent: 4115696 (1978-09-01), Truscott
patent: 5095501 (1992-03-01), Kobayashi
patent: 6814489 (2004-11-01), Jensen et al.

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