The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 03, 2016

Filed:

Jun. 30, 2011
Applicants:

Zhye Yin, Schenectady, NY (US);

Roy Arnulf Helge Nilsen, Waukesha, WI (US);

Jiahua Fan, New Berlin, WI (US);

Thomas Matthew Benson, Smyrna, GA (US);

Bruno Kristiaan Bernard DE Man, Clifton Park, NY (US);

Jed Douglas Pack, Glenville, NY (US);

Kai Zeng, Clifton Park, NY (US);

Inventors:

Zhye Yin, Schenectady, NY (US);

Roy Arnulf Helge Nilsen, Waukesha, WI (US);

Jiahua Fan, New Berlin, WI (US);

Thomas Matthew Benson, Smyrna, GA (US);

Bruno Kristiaan Bernard De Man, Clifton Park, NY (US);

Jed Douglas Pack, Glenville, NY (US);

Kai Zeng, Clifton Park, NY (US);

Assignee:

General Electric Company, Niskayuna, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 6/03 (2006.01); A61B 6/06 (2006.01); A61B 6/00 (2006.01);
U.S. Cl.
CPC ...
A61B 6/032 (2013.01); A61B 6/06 (2013.01); A61B 6/405 (2013.01); A61B 6/4085 (2013.01); A61B 6/4435 (2013.01); A61B 6/542 (2013.01);
Abstract

Approaches for acquiring CT image data corresponding to a full scan, but at a reduced dose are disclosed. In one implementation, X-ray tube current modulation is employed to reduce the effective dose. In other implementations, acquisition of sparse views, z-collimation, and two-rotation acquisition protocols may be employed to achieve a reduced dose relative to a full-scan acquisition protocol.


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