The Effect of Contact Force in Atrial Radiofrequency Ablation
Electroanatomical, Cardiovascular Magnetic Resonance, and Histological Assessment in a Chronic Porcine Model
Steven E. Williams, James Harrison, Henry Chubb, Lars Ølgaard Bloch, Niels Peter Andersen, Høgni Dam, Rashed Karim, John Whitaker, Jaswinder Gill, Michael Cooklin, C. Aldo Rinaldi, Kawal Rhode, Matthew Wright, Tobias Schaeffter, Won Yong Kim, Henrik Jensen, Reza Razavi and Mark D. O'Neill
(A) Mean signal intensity was calculated for the ablation zones as defined in Figure 5B. (B) Peak signal intensity as measured from cranial–caudal signal intensity contours along the ablation line. IIR = image intensity ratio; other abbreviations as in Figures 2 and 5.