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Abstract #5441

Real-time measuring of active medical devices malfunction, rectification and induced gradient voltages during MRI exam: low-frequency voltage sensor for MRI safety test.

Thérèse Barbier1,2, Sarra Aissani1, Nicolas Weber1, Julie Kabile1, Cédric Pasquier1, and Jacques Felblinger1,3

1IADI, U947, INSERM, Université de Lorraine, Nancy, France, 2Axon' Cable, Montmirail, France, 3CIC 1433 Innovation Technologique, INSERM, CHRU Nancy, Nancy, France

An MR compatible low-frequency voltage probe design will be presented. This tool is used to monitor active implanted medical devices during MRI exam as well as measuring the gradients switching induced voltage or RF rectification thus allowing MRI safety assessment and combined field tests.

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