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Abstract #4335

Thermal Ablation Using Resistive Heating by MRI Steerable Catheter

Ricky Tong1, Kanti Pallav Kolli1, Maythem Saeed1, Viola Rieke1, Leland Evans2, Steven W. Hetts2, Mark Wilson1

1Radiology and Biomedical Imaging, UCSF, San Francisco, CA, United States; 2Radiology and Biomedical Imaging, University of California San Francisco, San Francisco, CA, United States

Steerable endovascular catheters can be used as ablation catheters via resistive heating. Real time MR thermometry studies immediately after ablation demonstrated visible changes in temperature profile of adjacent tissue at a distance up to 1 cm from the catheter.