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Feasibility of using linearly polarized rotating birdcage transmitters and close-fitting receive arrays in MRI to reduce SAR in the vicinity of deep brain simulation implants |
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| Authors: | Laleh Golestanirad Boris Keil Leonardo M. Angelone Giorgio Bonmassar Azma Mareyam Lawrence L. Wald |
| Affiliation: | 1. Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts, USA;2. Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts, USA Harvard Medical School, Boston, Massachusetts, USA Institute of Medical Physics and Radiation Protection, THM, Life Science Engineering, Giessen, Germany;3. Division of Biomedical Physics, Office of Science and Engineering Laboratories, Center for Devices and Radiological Health, U.S. Food and Drug Administration, Silver Spring, Maryland, USA;4. Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts, USA Harvard Medical School, Boston, Massachusetts, USA |
| Abstract: | |
| Keywords: | computational modeling medical implants deep brain stimulation (DBS) specific absorption rate electrode artifact MRI safety finite element modeling |