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Comparison of phrenic nerve injury and its effect on the extrapulmonary vein structures with cryoballoon and hot-balloon ablation systems: considering the lesion created on the superior vena cava as a surrogate marker
Preventing phrenic nerve injury (PNI) during balloon-based ablation is essential. The superior vena cava-right atrial (SVC-RA) junction is located...
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A novel alternating second-generation cryoballoon or contact-force guided radiofrequency catheter ablation strategy for redo-ablation in patients with recurrent atrial fibrillation: a single-center experience
BackgroundPulmonary vein (PV) reconnection after radiofrequency (RFC) or cryoballoon (CB) pulmonary vein isolation (PVI) is common.
Method ...
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Timing of cryoballoon pulmonary vein isolation to prevent atrial fibrillation recurrence
BackgroundThe aims of this analysis were: to evaluate the impact of timing of ablation on the rate of atrial arrhythmias recurrence, verify if the...
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Newer generation cryoballoon vs. contact force-sensing radiofrequency ablation catheter in the ablation of paroxysmal atrial fibrillation
BackgroundCatheter ablation for atrial fibrillation (AF) has become an effective treatment to control symptoms. The second generation cryoballoon...
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In vivo safety and pulmonary vein isolation performance of a new cryoballoon for the treatment of atrial fibrillation
BackgroundCryoablation to achieve pulmonary vein (PV) isolation has become one of the standard approaches for atrial fibrillation (AF) ablation. The...
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Safety of a single bolus administration of heparin without the measurement of activated clotting time during cryoballoon ablation: a prospective randomized controlled trial
BackgroundSingle-shot ablation has emerged as an effective technique for index atrial fibrillation (AF) ablation, with an advantage of short...
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Decreasing time between first diagnosis of paroxysmal atrial fibrillation and cryoballoon ablation positively affects long-term consequences
BackgroundPatients with atrial fibrillation (AF) usually experience a worsening of their AF burden over time. We aimed to investigate timing of...
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Safety, efficacy, and cost–performance of a simplified cryoballoon ablation procedure for paroxysmal atrial fibrillation
BackgroundThe search for a less invasive and lower cost cryoballoon-based strategy for atrial fibrillation (AF) ablation has resulted in a simplified...
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Pressure waveform analysis for occlusion assessment significantly reduces contrast medium use in cryoballoon pulmonary vein isolation
BackgroundPulmonary vein (PV) occlusion is crucial for adequate lesion formation during cryoballoon-guided pulmonary vein isolation (CB-PVI). PV...
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Using the pre-freezing technique results in a wider area of antral isolation during cryoballoon pulmonary vein isolation in patients with atrial fibrillation
The “pre-freezing” technique was a method in which a fully inflated balloon after the start of freezing was pressed against the pulmonary vein (PV)...
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Balloon technologies for pulmonary vein isolation—12-month outcome and comparison of the novel radiofrequency balloon with the cryoballoon in patients with paroxysmal atrial fibrillation
BackgroundThe cryoballoon (CB) has become a standard tool for pulmonary vein isolation (PVI), but the technology is limited in certain ways. A novel...
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Cryoballoon ablation for paroxysmal atrial fibrillation in Japan: 2-year safety and efficacy results from the Cryo AF Global Registry
PurposeCatheter ablation is a recommended rhythm control therapy after failed or intolerant antiarrhythmic drug (AAD) treatment for patients with...
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Radiation exposure in cryoballoon ablation compared to radiofrequency ablation with three-dimensional electroanatomic map** in atrial fibrillation patients
BackgroundCatheter ablation for atrial fibrillation (AF) has become an established treatment to control symptoms. AF ablation either by cryoballoon...
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Esophageal injury, perforation, and fistula formation following atrial fibrillation ablation
BackgroundEsophageal perforation and fistula formation are rare but serious complications following atrial fibrillation ablation. In this review...
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Pulsed field ablation for pulmonary vein isolation: real-world experience and characterization of the antral lesion size compared with cryoballoon ablation
BackgroundPulsed field ablation (PFA) is a new, non-thermal technology in the treatment of atrial fibrillation (AF). Early investigations have shown...
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Characteristics of two different cryoballoon systems for treatment of paroxysmal atrial fibrillation: study protocol for a multicenter randomized controlled trial (CONTRAST-CRYO Trial)
BackgroundSingle-shot pulmonary vein isolation (PVI) utilizing cryothermal energy is an effective and safe treatment for atrial fibrillation (AF)...
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The predictive role of early recurrences of atrial arrhythmias after pulmonary vein cryoballoon ablation. Is blanking period an outdated concept? Insights from 12-month continuous cardiac monitoring
BackgroundEarly recurrences of atrial arrhythmias (ERAA) after atrial fibrillation (AF) catheter ablation do not predict procedural failure. A...
