Advances in Interventional Cardiology
eISSN: 1897-4295
ISSN: 1734-9338
Advances in Interventional Cardiology/Postępy w Kardiologii Interwencyjnej
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Original paper

Long-term effectiveness and safety of ablation index– guided high-power ablation combined with impedance spike cut-off in patients with atrial fibrillation

Fei Guo
1
,
Guanghui Zhu
2
,
Jianfeng Luo
1
,
Jing Zhu
1
,
Jian Xu
1

  1. Department of Cardiology, the First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China
  2. Cardiac Pacing and Electrophysiology Department, The First Affiliated Hospital of Xinjiang Medical University, Urumqi, Xinjiang, China
Adv Interv Cardiol
DOI: https://doi.org/10.5114/aic.2025.156291
Online publish date: 2025/11/18
Article file
- Long-term effectiveness.pdf  [0.33 MB]
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17. Shin DG, Ahn J, Han SJ, Lim HE. Efficacy of high-power and short-duration ablation in patients with atrial fibrillation: a prospective randomized controlled trial. Europace 2020; 22: 1495-501.
18. Kanj MH, Wazni O, Fahmy T, et al. Pulmonary vein antral isolation using an open irrigation ablation catheter for the treatment of atrial fibrillation: a randomized pilot study. J Am Coll Cardiol 2007; 49: 1634-41.
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21. Theis C, Rostock T, Mollnau H, et al. The incidence of audible steam pops is increased and unpredictable with the ThermoCool® surround flow catheter during left atrial catheter ablation: a prospective observational study. J Cardiovasc Electrophysiol 2015; 26: 956-62.
22. Plenge T, van den Bruck JH, Lüker J, et al. Porous tip contact force-sensing catheters for pulmonary vein isolation: performance in a clinical routine setting. J Interv Card Electrophysiol 2020; 57: 251-9.
23. Chen S, Schmidt B, Bordignon S, et al. Ablation index-guided 50 W ablation for pulmonary vein isolation in patients with atrial fibrillation: procedural data, lesion analysis, and initial results from the FAFA AI High Power Study. J Cardiovasc Electrophysiol 2019; 30: 2724-31.
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25. Winkle RA, Mohanty S, Patrawala RA, et al. Low complication rates using high power (45-50 W) for short duration for atrial fibrillation ablations. Heart Rhythm 2019; 16: 165-9.
26. John M, Rook A, Post A, et al. Bipolar ablation’s unique paradigm: Duration and power as respectively distinct primary determinants of transmurality and steam pop formation. Heart Rhythm O2 2020; 1: 290-6.
27. Tsutsui K, Kawano D, Mori H, et al. Characteristics and optimal ablation settings of a novel, contact-force sensing and local impedance-enabled catheter in an ex vivo perfused swine ventricle model. J Cardiovasc Electrophysiol 2021; 32: 3187-94.
28. Luo J, Guo F, Zhu H, et al. Electro-characteristics of myocardial pouches and reduction of the frequency of steam pops during radiofrequency ablation. Front Physiol 2022; 13: 816865.
29. Mueller J, Halbfass P, Sonne K, et al. Safety aspects of very high power very short duration atrial fibrillation ablation using a modified radiofrequency RF-generator: single-center experience. J Cardiovasc Electrophysiol 2022; 33: 920-7.
30. Chen WJ, Gan CX, Cai YW, et al. Impact of high-power short-duration atrial fibrillation ablation technique on the incidence of silent cerebral embolism: a prospective randomized controlled study. BMC Med 2023; 21: 461.
31. Boga M, Suhai FI, Orbán G, et al. Incidence and predictors of stroke and silent cerebral embolism following very high-power short-duration atrial fibrillation ablation. Europace 2023; 25: euad327.
Copyright: © 2025 Termedia Sp. z o. o. This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) License (http://creativecommons.org/licenses/by-nc-sa/4.0/), allowing third parties to copy and redistribute the material in any medium or format and to remix, transform, and build upon the material, provided the original work is properly cited and states its license.
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