Journal of Cardiothoracic Surgery

JULY 12, 2024

Objectives This study aimed at exploring how using different kinds of sheaths will affect the very first ablation procedure of apprentices. Methods 15 patients with paroxysmal atrial fibrillation were randomized to used fixed-curve, conventional steerable or visualized steerable sheath, and received complete isolation of pulmonary veins.

Atrial Fibrillation 52

Atrial Fibrillation Ablation Pulmonary Research 52

HeartRhythm

NOVEMBER 20, 2024

Although catheter ablation techniques for atrial fibrillation (AF) have advanced, a certain number of cases of reconnections after pulmonary vein (PV) isolation still exist. The diversity of the anatomical wall thickness and fiber orientation around the PVs might contribute to reconnections.

Pulmonary 40

Pulmonary Ablation Atrial Fibrillation 40

Open Heart

SEPTEMBER 19, 2024

Background The value of empirical superior vena cava isolation (SVCI) following pulmonary vein isolation (PVI) to improve the efficacy of radiofrequency catheter ablation (RFCA) for paroxysmal atrial fibrillation (PAF) remains controversial. RFCA was guided by quantitative AI in both groups. vs 81.5%, p=0.02).

Atrial Fibrillation 52

Atrial Fibrillation Ablation Atrial Flutter Coronary Artery Disease 52

HeartRhythm

APRIL 30, 2024

Pulmonary vein (PV) isolation is the cornerstone of radiofrequency (RF) ablation for atrial fibrillation (AF). PV reconnection is the most common cause of recurrent AF following an ablation procedure.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary Technology 40

HeartRhythm

APRIL 30, 2024

Patients with atrial fibrillation (AF) who undergo repeat ablation are more likely to have non pulmonary vein triggers (NPVTs) identified. The influence of these triggers on future recurrence is yet unknown.

Atrial Fibrillation 40

Atrial Fibrillation Pulmonary Ablation 40

HeartRhythm

APRIL 30, 2024

Patients with persistent atrial fibrillation (PeAF) may need additional ablation approaches on the basis of circumferential pulmonary vein isolation (PVI) to maintain long-term sinus rhythm. However, whether ablation of DZs in addition of PVI is effective in PeAF is unknown.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary 40

DAIC

DECEMBER 29, 2023

Outcomes of ablation with the FARAPULSE PFA System – a nonthermal treatment in which electric fields selectively ablate heart tissue – will be compared to outcomes following use of anti-arrhythmic drug (AAD) therapy, which is commonly prescribed for patients living with persistent AF. The company now anticipates U.S. Circulation.

Atrial Fibrillation 115

Atrial Fibrillation Ablation Atrial Flutter Blood Clot 115

HeartRhythm

OCTOBER 21, 2024

Pulmonary vein isolation (PVI) by pulsed-field ablation (PFA) has demonstrated encouraging clinical results for the treatment of atrial fibrillation (AF)1,2. This study aims to assess procedural characteristics, safety, and clinical outcomes of PFA-based PVI in patients with a LCPV.

Pulmonary 40

Pulmonary Ablation Atrial Fibrillation Outcomes 40

HeartRhythm

APRIL 30, 2024

While pulmonary vein isolation (PVI) is a key endpoint for atrial fibrillation (AF) ablation, effective strategies for repeat ablation are debated, particularly when PVs are already isolated.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary 40

Frontiers in Cardiovascular Medicine

OCTOBER 7, 2024

BackgroundThe role of anti-arrhythmic drugs (AADs) in recurrent atrial fibrillation (AF) after catheter ablation (CA) is not fully understood.

Atrial Fibrillation 52

Atrial Fibrillation Ablation Pulmonary Risk Factors 52

HeartRhythm

AUGUST 27, 2024

Epicardial Marshall bundle (MB) are frequently utilized in left atrial tachycardias (LATs) post atrial fibrillation (AF) ablation with pulmonary vein isolation and substrate modification.

Atrial Fibrillation 40

Atrial Fibrillation Tachycardia Ablation Electrophysiology 40

HeartRhythm

APRIL 30, 2024

Pulsed field ablation (PFA) is a novel, nonthermal, cardiac tissue selective ablation modality. To date, radio-frequency (RF) guided high-power-short-duration (HPSD) ablation represents the gold standard for pulmonary vein isolation (PVI) in patients with atrial fibrillation (AF).

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary 40

HeartRhythm

AUGUST 21, 2024

Bipolar voltage amplitude is capable of helping determine the ideal lesion size index (LSI) setting during radiofrequency (RF) ablation for atrial fibrillation (AF).

Atrial Fibrillation 40

Atrial Fibrillation Pulmonary Ablation 40

American College of Cardiology

OCTOBER 17, 2024

What is the comparative efficacy of two contemporary ablation strategies for patients with atrial fibrillation (AF) recurrences despite durably isolated pulmonary veins?

Ablation 55

Ablation Atrial Fibrillation Pulmonary Article 55

HeartRhythm

APRIL 30, 2024

Pulmonary vein reconnections (PVRs) remain a concern in atrial fibrillation (AF) ablation. However, the significance of PVR in AF recurrence may differ between patients who undergo additional ablation and those who do not. Eliminating PVRs during redo sessions can lead to favorable rhythm outcomes.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary Outcomes 40

DAIC

MARCH 28, 2024

The VARIPULSE Platform is comprised of the VARIPULSE Catheter, a fully integrated variable-loop multielectrode catheter; the TRUPULSE Generator, a pulsed field ablation (PFA) generator; and the CARTO 3 System VARIPULSE Software, which provides full integration with the world's leading 3D cardiac mapping system.

Atrial Fibrillation 110

Atrial Fibrillation AFIB Ablation Pulmonary 110

Dr. S. Venkatesan MD

NOVEMBER 22, 2024

Atrial fibrillation: Think locally act globally It is clear, except in specific situations like HT, LVH, HFpEF, and other left (or right )sided structural heart diseases, the bulk of the AF is part of systemic destabilization of neuro-metabolic homeostasis. Epicardial Fat and Atrial Fibrillation: A Review. 2017.11.001.

Atrial Fibrillation 52

Atrial Fibrillation Arrhythmia Risk Factors Bradycardia 52

HeartRhythm

APRIL 30, 2024

There are limited effective treatment options for persistent atrial fibrillation (AF) ablation. An epicardial-endocardial approach, combining surgical and catheter convergent radiofrequency (RF) ablation, has shown improved outcomes than an endocardial-only RF strategy.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary Outcomes 40

Dr. S. Venkatesan MD

APRIL 28, 2024

Both atria develop from a combination of the primitive atrium, sinus venous, and pulmonary veins.It When atrial fibrillation (AF) begins, it can start with a single focus, degenerating to multiple wavelets, and it spreads throughout the entire surface area of both atria. The baseline RA dimension is a few mm more than LA.

Atrial Fibrillation 75

Atrial Fibrillation Bicuspid/Mitral Pulmonary Ablation 75

HeartRhythm

FEBRUARY 7, 2024

Initial findings from feasibility studies on pulsed field ablation (PFA) in the treatment of atrial fibrillation (AF) indicated high rates of efficacy and pulmonary vein (PV) isolation (PVI) durability upon systematic remapping.

Atrial Fibrillation 75

Atrial Fibrillation Ablation Pulmonary 75

HeartRhythm

APRIL 30, 2024

Pulmonary vein isolation is the cornerstone of catheter ablation of paroxysmal atrial fibrillation. The short-term effects of pulsed field ablation (PFA) on left atrial mechanical function in patients with persistent atrial fibrillation undergoing pulmonary vein and posterior wall isolation has not been investigated.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary 40

Frontiers in Cardiovascular Medicine

FEBRUARY 11, 2024

Despite the relative efficacy of ablation, the risk of AF recurrence is substantial, particularly in patients with persistent AF (perAF). At present we do not have any reliable intra-procedural electrophysiologic predictors of long-term success of AF ablation other than pulmonary vein isolation.

Pulmonary 64

Pulmonary Ablation Atrial Fibrillation Electrophysiology 64

Frontiers in Cardiovascular Medicine

JANUARY 31, 2024

Background Pulmonary vein isolation with wide antral ablation leads to better clinical outcomes for the treatment of atrial fibrillation, but the isolation lesion is invisible in conventional cryoballoon ablation. The rate of 12-month freedom from clinical atrial arrhythmia recurrence was 85.1%

Atrial Fibrillation 64

Atrial Fibrillation Ablation Pulmonary Outcomes 64

DAIC

FEBRUARY 6, 2024

The international, multi-center trial will provide clinical evaluation of Cortex's 510(k) cleared Ablamap System with electrographic flow (EGF) and newly released Ablacath Mapping Catheter basket mapping catheter to identify extra-pulmonary vein EGF sources. and may enroll up to 400 subjects across 20+ centers in the US and Europe.

Ablation 104

Ablation Atrial Fibrillation AFIB Pulmonary 104

Med Page Today

SEPTEMBER 2, 2024

(MedPage Today) -- LONDON -- Pulmonary vein isolation (PVI) produced real short-term improvements for people with atrial fibrillation (Afib or AF), according to the first sham-controlled trial on the subject. Continuous monitoring by implantable.

AFIB 120

AFIB Atrial Fibrillation Ablation Pulmonary 120

HeartRhythm

OCTOBER 6, 2024

Recent studies demonstrate slowing conduction velocity (CV) within the cardiac tissue as a surrogate of fibrosis, suggesting that slow CV areas are associated with the perpetuation of atrial fibrillation (AF).1,2

Atrial Fibrillation 45

Atrial Fibrillation Ablation Pulmonary 45

HeartRhythm

APRIL 30, 2024

Ablation of regions demonstrating spatiotemporal dispersion (SD) has been demonstrated as an alternative strategy beyond pulmonary vein isolation in patients with persistent atrial fibrillation. Occurrence of atrial tachycardia (AT) following ablation remains a limitation of this approach.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Tachycardia Pulmonary 40

HeartRhythm

APRIL 30, 2024

Vein of Marshall ethanol ablation (VOM-EA) as an adjunct to pulmonary vein isolation (PVI) has been reported to improve freedom from atrial fibrillation (AF) and atrial tachycardia (AT).

Atrial Fibrillation 40

Atrial Fibrillation Ablation Tachycardia Pulmonary 40

HeartRhythm

APRIL 30, 2024

Pulmonary vein isolation (PVI) is the mainstem of atrial fibrillation (AF) ablation. However, additional ablation lesions failed to improve it. Recently pulsed-field ablation (PFA) was added to the therapeutic tools for AF ablation, allowing an easier and faster posterior wall isolation (PWI).

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary 40

HeartRhythm

APRIL 30, 2024

Non-thermal pulsed field ablation (PFA) is an novel technology to perform pulmonary vein isolation (PVI) for atrial fibrillation (AF). Different PFA systems are available, but no comparative data exist.

Atrial Fibrillation 40

Atrial Fibrillation Pulmonary Ablation Technology 40

HeartRhythm

APRIL 30, 2024

Pulmonary vein isolation is a well-established treatment for atrial fibrillation (AF). Despite the increasing evidence in support of catheter ablation for AF, women remain underrepresented in major clinical trials. There is increasing evidence to suggest differences in outcomes between male and female patients.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Outcomes Pulmonary 40

Journal of Cardiovascular Electrophysiology

JANUARY 28, 2024

Abstract Introduction Some previous studies have reported that a first-step ethanol infusion into the vein of Marshall (EIVOM) with touch-up radiofrequency (RF) ablation can facilitate mitral isthmus (MI) block and improves the ablation outcomes in persistent atrial fibrillation (PeAF) patients. 0.78, p  = .006).

Atrial Fibrillation 75

Atrial Fibrillation Ablation Bicuspid/Mitral Tachycardia 75

Med Page Today

JANUARY 31, 2024

(MedPage Today) -- The FDA approved the Farapulse pulsed field ablation (PFA) system for paroxysmal atrial fibrillation (Afib or AF), Boston Scientific announced on Wednesday. The device won an indication for the isolation of pulmonary veins in.

AFIB 98

AFIB Ablation Atrial Fibrillation Pulmonary 98

HeartRhythm

JUNE 24, 2024

Vagal atrial fibrillation (AF) occurs in relatively young people without any organic heart disease, and its onset is caused by changes in autonomic nervous system tone, mainly parasympathetic, such as after eating or drinking alcohol.

Atrial Fibrillation 45

Atrial Fibrillation Ablation Pulmonary Heart Disease 45

HeartRhythm

APRIL 30, 2024

Cryoballoon pulmonary vein isolation (PVI; Cryo-PVI) has comparable results to conventional radiofrequency PVI (RF-PVI) in patients with atrial fibrillation (AF). However, Cryo-PVI using a 28-mm cryoballoon has limitations for wide circumferential PVI or extra-pulmonary vein (PV) trigger (ExPVT) ablations.

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary 40

HeartRhythm

JULY 1, 2024

One of the most significant recent advances in developing new technologies for the interventional treatment of atrial fibrillation (AF) has been the introduction of pulsed field ablation (PFA).1

Atrial Fibrillation 40

Atrial Fibrillation Ablation Pulmonary Technology 40

Frontiers in Cardiovascular Medicine

JANUARY 15, 2024

Background Catheter ablation (CA) for symptomatic atrial fibrillation (AF) offers the best outcomes for patients. We present real-world 5-year follow-up data of AI-guided pulmonary vein isolation. We present real-world 5-year follow-up data of AI-guided pulmonary vein isolation.

Ablation 64

Ablation Atrial Fibrillation BMI Arrhythmia 64