Radiofrequency cardiac ablation with catheters placed on opposing sides of the ventricular wall: Computer modelling comparing bipolar and unipolar modes

References

• Sivagangabalan G, Barry MA, Huang K, Lu J, Pouliopoulos J, Thomas SP, et al. Bipolar ablation of the interventricular septum is more efficient at creating a transmural line than sequential unipolar ablation. Pacing Clin Electrophysiol 2010;33:16–26
   PubMedGoogle Scholar
• Nagashima K, Watanabe I, Okumura Y, Ohkubo K, Kofune M, Ohya T, et al. Lesion formation by ventricular septal ablation with irrigated electrodes: comparison of bipolar and sequential unipolar ablation. Circ J 2011;75:565–70
   PubMedGoogle Scholar
• d’Avila A, Houghtaling C, Gutiérrez P, Vragovic O, Ruskin JN, Josephson ME, Reddy VY. Catheter ablation of ventricular epicardial tissue: A comparison of standard and cooled-tip radiofrequency energy. Circulation 2004;109:2363–9
   PubMedGoogle Scholar
• Dukkipati SR, d’Avila A, Soejima K, Bala R, Inada K, Singh S, et al. Long-term outcomes of combined epicardial and endocardial ablation of monomorphic ventricular tachycardia related to hypertrophic cardiomyopathy. Circ Arrhythm Electrophysiol 2011;4:185–94
   PubMed Web of Science ®Google Scholar
• Sosa E, Scanavacca M, d’Avila A, Oliveira F, Ramires JA. Nonsurgical transthoracic epicardial catheter ablation to treat recurrent ventricular tachycardia occurring late after myocardial infarction. J Am Coll Cardiol 2000;35:1442–9
   PubMed Web of Science ®Google Scholar
• Nagashima K, Watanabe I, Okumura Y, Sonoda K, Kofune M, Mano H, et al. Epicardial ablation with irrigated electrodes: Effect of bipolar vs. unipolar ablation on lesion formation. Circ J 2012;76:322–7
   PubMedGoogle Scholar
• Berjano EJ. Theoretical modeling for radiofrequency ablation: state-of-the-art and challenges for the future. Biomed Eng Online 2006;5:24
   PubMed Web of Science ®Google Scholar
• Abraham JP, Sparrow EM. A thermal-ablation bioheat model including liquid-to-vapor phase change, pressure- and necrosis-dependent perfusion, and moisture-dependent properties. Int J Heat Mass Tran 2007;50:2537–44
   Web of Science ®Google Scholar
• Byeongman J, Alptekin A. Prediction of the extent of thermal damage in the cornea during conductive keratoplasty. J Therm Biol 2010;35:167–74
   Web of Science ®Google Scholar
• Haines DE, Watson DD. Tissue heating during radiofrequency catheter ablation: A thermodynamic model and observations in isolated perfused and superfused canine right ventricular free wall. Pacing Clin Electrophysiol 1989;12:962–76
   PubMed Web of Science ®Google Scholar
• Zhao G, Zhang HF, Guo XJ, Luo DW, Gao DY. Effect of blood flow and metabolism on multidimensional heat transfer during cryosurgery. Med Eng Phys 2007;29:205–15
   PubMed Web of Science ®Google Scholar
• Chang IA. Considerations for thermal injury analysis for RF ablation devices. Open Biomed Eng J 2010;4:3–12
   PubMedGoogle Scholar
• Chang I, Nguyen U. Thermal modelling of lesion growth with radiofrequency ablation devices. Biomed Eng Online 2004;3:27
   PubMed Web of Science ®Google Scholar
• Whitney J, Carswell W, Rylander N. Arrhenius parameter determination as a function of heating method and cellular microenvironment based on spatial cell viability analysis. Int J Hyperthermia 2013;29:281–95
   PubMed Web of Science ®Google Scholar
• Pearce JA. Comparative analysis of mathematical models of cell death and thermal damage processes. Int J Hyperthermia 2013;29:262–80
   PubMed Web of Science ®Google Scholar
• Jacques SL, Gaeeni MO. Thermally induced changes in optical properties of heart. Proc 11th Ann Int Conf of the IEEE Eng Med Biol Soc 1989;4:1199–200
   Google Scholar
• Doss JD. Calculation of electric fields in conductive media. Med Phys 1982;9:566–73
   PubMed Web of Science ®Google Scholar
• Watanabe I, Nuo M, Okumura Y, Ohkubo K, Ashino S, Kofune M, et al. Temperature-controlled cooled-tip radiofrequency ablation in left ventricular myocardium. Int Heart J 2010;51:193–8
   PubMedGoogle Scholar
• Yokoyama K, Nakagawa H, Wittkampf FH, Pitha JV, Lazzara R, Jackman WM. Comparison of electrode cooling between internal and open irrigation in radiofrequency ablation lesion depth and incidence of thrombus and steam pop. Circulation 2006;113:11–19
   PubMed Web of Science ®Google Scholar
• Kumar P, Mounsey JP, Gehi AK, Schwartz JD, Chung EH. Use of a closed loop irrigated catheter in epicardial ablation of ventricular tachycardia. J Interv Card Electrophysiol 2013;38:35–42
   PubMedGoogle Scholar
• Schutt D, Berjano EJ, Haemmerich D. Effect of electrode thermal conductivity in cardiac radiofrequency catheter ablation: A computational modeling study. Int J Hyperthermia 2009;25:99–107
   PubMed Web of Science ®Google Scholar
• Gopalakrishnan JA. A mathematical model for irrigated epicardial radiofrequency ablation. Ann Biomed Eng 2002;30:884–93
   PubMed Web of Science ®Google Scholar
• Pätz T, Körger T, Preusser T. Simulation of radiofrequency ablation including water evaporation. In: IFMBE Proceedings of the World Congress on Medical Physics and Biomedical Engineering 25/IV 2009,1287–90. Available from: http://link.springer.com/chapter/10.1007%2F978-3-642-03882-2_341 (last accessed 23 Sep 2014)
   Google Scholar
• Suárez AG, Hornero F, Berjano EJ. Mathematical modeling of epicardial RF ablation of atrial tissue with overlying epicardial fat. Open Biomed Eng J 2010;4:47–55
   PubMedGoogle Scholar
• Haemmerich D, Chachati L, Wright AS, Mahvi DM, Lee FT, Webster JG. Hepatic radiofrequency ablation with internally cooled probes: Effect of coolant temperature on lesion size. IEEE Trans Biomed Eng 2003;50:493–9
   PubMed Web of Science ®Google Scholar
• Koruth JS, Dukkipati S, Miller MA, Neuzil P, d’Avila A, Reddy VY. Bipolar irrigated radiofrequency ablation: A therapeutic option for refractory intramural atrial and ventricular tachycardia circuits. Heart Rhythm 2012;9:1932–41
   PubMed Web of Science ®Google Scholar
• González-Suárez A, Trujillo M, Burdío F, Andaluz A, Berjano E. Feasibility study of an internally cooled bipolar applicator for RF coagulation of hepatic tissue: Experimental and computational study. Int J Hyperthermia 2012;28:663–73
   PubMed Web of Science ®Google Scholar
• Agah R, Gandjbakhche AH, Motamedi M, Nossal R, Bonner RF. Dynamics of temperature dependent optical properties of tissue: Dependence on thermally induced alteration. IEEE Trans Biomed Eng 1996;43:839–46
   PubMedGoogle Scholar
• Haines DE. Letter regarding ‘Direct measurement of the lethal isotherm for radiofrequency ablation of myocardial tissue’. Circ Arrhythm Electrophysiol 2011;4(5):e67
   PubMed Web of Science ®Google Scholar
• Wood M, Goldberg S, Lau M, Goel A, Alexander D, Han F, Feinstein S. Direct measurement of the lethal isotherm for radiofrequency ablation of myocardial tissue. Circ Arrhythm Electrophysiol 2011;4:373–8
   PubMed Web of Science ®Google Scholar
• Jain MK, Wolf PD. A three-dimensional finite element model of radiofrequency ablation with blood flow and its experimental validation. Ann Biomed Eng 2000;28:1075–84
   PubMed Web of Science ®Google Scholar