Lead electromagnetic models for RF-induced heating in multi-electrode cortical implants
Mubashir Hussain1 and Gregor Schaefers1,2
1Magnetic Resonance Institute for Safety, Technology and Research GmbH, Gelsenkirchen, Germany, 2MR:comp GmbH, Testing Services for MR Safety & Compatibility, Gelsenkirchen, Germany
Lead electromagnetic models based on transfer functions of multi-electrode leads of cortical implant are developed
to estimate the net deposited power at the electrode array for an arbitrary
lead pathway.
Figure 2. Setup
for generating artificial tangential electric fields along the lead.
Figure 3. Transfer
function of wires with electrode 1 and electrode 4.