Method and apparatus of modulating the filtering of...

Details Method and apparatus of modulating the filtering of... Method and apparatus of modulating the filtering of...

2006-01-31

2006-01-31

Bruce, David V. (Department: 2882)

X-ray or gamma ray systems or devices

Beam control

Filter

C378S157000

Reexamination Certificate

active

06993117

ABSTRACT:
The present invention includes a filtering apparatus for a CT imaging system or equivalently for an x-ray imaging system. The filtering apparatus may be translated along a first axis or a transverse axis to with respect to an attenuation pattern of a subject during an imaging session to reduce radiation exposure to anatomical regions of the subject sensitive to radiation exposure and/or regions from which data is not being acquired.

REFERENCES:
patent: 5185775 (1993-02-01), Sirvin
patent: 5483572 (1996-01-01), Hoornaert et al.
patent: 6148062 (2000-11-01), Romeas
patent: 6764217 (2004-07-01), Yasuda et al.
patent: 2002/0186817 (2002-12-01), Schukalski et al.
patent: 353068994 (1978-06-01), None

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