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:
Sep. 15, 2015

Filed:

Oct. 09, 2013
Applicants:

Joel P. Felmlee, Rochester, MN (US);

Richard L. Ehman, Rochester, MN (US);

Matthew C. Murphy, Rochester, MN (US);

Inventors:

Joel P. Felmlee, Rochester, MN (US);

Richard L. Ehman, Rochester, MN (US);

Matthew C. Murphy, Rochester, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/055 (2006.01); G01R 33/48 (2006.01); A61B 8/08 (2006.01); A61B 5/00 (2006.01); G01R 33/563 (2006.01);
U.S. Cl.
CPC ...
G01R 33/4814 (2013.01); A61B 5/0035 (2013.01); A61B 5/055 (2013.01); A61B 5/725 (2013.01); A61B 5/7278 (2013.01); A61B 8/485 (2013.01); G01R 33/56358 (2013.01);
Abstract

A system and method for generating a magnetic resonance elastography (MRE) report includes a) acquiring MRE data from a subject including positively motion encoded medical imaging data and negatively motion encoded medical imaging data and b) deriving uncorrected difference medical imaging data from the MRE data for a given slice. The method also includes c) filtering the uncorrected difference medical imaging data to create filtered medical imaging data corrected for errors associated with phase ramps occurring during gradient switching used to derive the positively motion encoded medical imaging data and negatively motion encoded medical imaging data, d) generating a corrected difference image for the given slice from the filtered medical imaging data and the uncorrected difference medical imaging data, e) repeating steps b) through d) for each slice reflected in the MRE data, and f) generating a report of elastic properties of the subject from the corrected difference image.


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