Abstract #1543

Slice Shimming Method for Reduction of Susceptibility Artifacts with PatLoc System

Hsuan-Chung Niu¹, Hsiao-Wen Chung², Teng-Yi Huang³, Fa-Hsuan Lin^4,5

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.