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Abstract #1543

Slice Shimming Method for Reduction of Susceptibility Artifacts with PatLoc System

Hsuan-Chung Niu1, Hsiao-Wen Chung2, Teng-Yi Huang3, Fa-Hsuan Lin4,5

1Graduate Institute of Biomedical Electronic and Bioinformatics, National Taiwan University, Taipei, Taiwan; 2Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan; 3Department of Electrical Engineering, National Taiwan University of Science and Technology, Taipei, Taiwan; 4Institute of Biomedical Engineering, National Taiwan University, Taipei, Taiwan; 5A. A. Martinos Center, Massachusetts General Hospital, Charlestown, MA, United States


In this work, we attempt to apply the PatLoc system to achieve a better shimming and improved the field homogeneity. Specifically, we used the surface gradient coils in the 8-channel PatLoc system as the shim coils to reduce the distortion of brain echo-planar imaging.