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.