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AJNR - American Journal of Neuroradiology

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Detachable Coil for Cerebral Aneurysms: In Vitro Evaluation of Magnetic Field Interactions, Heating, and Artifacts at 3T

Frank G. Shellock^a, Matthew Gounis^b and Ajay Wakhloo^c

^a Keck School of Medicine, University of Southern California and Institute for Magnetic Resonance Safety, Education, and Research, Los Angeles, CA
^b Department of Radiology and Department of Biomedical Engineering, University of Miami, Miami, FL
^c Department of Radiology, Department of Surgery, and Department of Biomedical Engineering, University of Miami, Miami, FL

View larger version (137K): [in a new window]   FIG 1. The detachable coil (TruFill DCS Orbit Detachable Coil) shown attached to a plastic frame for the assessment of artifacts at 3T.

View larger version (73K): [in a new window]   FIG 2. Artifacts characterized for the detachable coil. A, T1-weighted MR image (TR/TE, 500/20; section thickness, 10-mm; FOV, 20-cm) of the detachable coil at 3T. B, Gradient echo MR image (TR/TE/flip angle, 100/20/30; section thickness, 10-mm; FOV, 20-cm) of the detachable coil at 3T.