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Based on continuous monitoring of early recurrence of atrial tachyarrhythmia immediately after patients have undergone atrial fibrillation ablation, Musat et al. Early recurrence of atrial tachyarrhythmia (ERAT) is commonly seen following catheter ablation of AF, with reported incidences of up to 61% in the first three months.
milla1cf Fri, 02/02/2024 - 17:18 February 2, 2024 — GE HealthCare (Nasdaq: GEHC) announces the latest innovation in electrophysiology (EP), the Prucka 3 with CardioLab EP Recording system, to help clinicians in the diagnosis and treatment of cardiac arrhythmias. million people in the United States by 2050 and 17.9
During its Annual Conference, HRS 2024, the Heart Rhythm Society (HRS) announced findings from three new studies demonstrating the safety and efficacy of pulsed field ablation (PFA), a nonthermal ablation treatment for patients with atrial fibrillation (AF). See full findings from the FARADISE, admIRE Study, and Advent Trial here.
An international consensus statement on how to treat atrial fibrillation with catheter or surgical ablation has been published in EP Europace, a journal of the European Society of Cardiology (ESC), and was recently presented at EHRA 2024, a scientific congress held April 7-9 in Berlin, Germany. Image courtesy: European Society of Cardiology.
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.
Electroanatomic mapping (EM) has revolutionized the understanding and ablation of complex arrhythmias by providing simultaneous representation of electrogram timing, location, and voltage in both space and time. In this editorial we will review mapping and ablation of APs, and it is divided into two parts.
milla1cf Thu, 01/18/2024 - 14:21 January 18, 2024 — Abbott announced the first global procedures have been conducted using the company's new Volt Pulsed Field Ablation (PFA) System to treat patients battling common abnormal heart rhythms such as atrial fibrillation (AFib).
In electrophysiology, innovation is king, but it is often incremental, and it almost always lacks rationale, comprehensive clinical documentation and relevance for hospitals that try to balance the increasing costs of new technology with increasing demand and reimbursement that just can’t keep pace. So, again, innovation is great.
Introduction Catheter ablation is an effective and safe strategy for treating atrial fibrillation patients. Nevertheless, studies on the long-term outcomes of catheter ablation in patients with dilated cardiomyopathy are limited. Among the catheter ablation group, 58.7% ( n = 27) had persistent atrial fibrillation.
Volta Medical has announced it has entered into a Joint Development Agreement with GE Healthcare to enhance arrhythmia procedures with artificial intelligence (AI)-driven electrophysiology technologies. Our mission to combat complex heart rhythm diseases relies on optimizing interoperability. The company has obtained U.S.
Patients suffering from heart rhythm disorders are now being successfully treated with robotic ablation procedures using this advanced technology, and Hospital Santa Maria della Pietà is the first hospital in Italy to adopt the cutting-edge Genesis Robotic Magnetic Navigation (RMN) system. “As
Ventricular tachycardia (VT) ablation in structural heart disease improves arrhythmia free survival. Procedural factors that influence these outcomes are not well described.
With the unveiling of the Genesis System, Baptist Health Lexington has become the first in Kentucky, and one of the first in the world, to provide the latest advancement in robotic technology to treat cardiac arrhythmias. “We Gery Tomassoni , Director of Electrophysiology at Baptist Health Lexington.
There is limited data regarding safety, electrophysiologic characteristics and arrhythmia substrate during ventricular tachycardia (VT) ablation in patients with prior aortic valve replacement (AVR).
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.
The primary end point was syncope recurrence, and the secondary end point was the reduction of the ventricular arrhythmia score during exercise testing. The primary end point was syncope recurrence, and the secondary end point was the reduction of the ventricular arrhythmia score during exercise testing.
Notwithstanding many insightful observations, the electrocardiogram (ECG) arguably ignited the big bang in our understanding of cardiac arrhythmias. The development of electrophysiology (EP) studies through intravascular catheters provided the leap to verifying mechanisms, setting the stage for interventions.
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:High-power short-duration ablation has shown impressive efficacy and safety for pulmonary vein isolation (PVI); however, initial efficacy results with very high power short-duration ablation were discouraging. rates between 90W and 50W.
BackgroundAtrial fibrillation (AF) is the most prevalent cardiac arrhythmia worldwide, posing significant health burdens. Pulsed field ablation (PFA) is an emerging non-thermal technique that is gaining traction due to the ability to selectively target myocardial cells and minimize damage to surrounding tissues.
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Epicardial radiofrequency catheter ablation (RFCA) of idiopathic ventricular arrhythmias (VAs) originating from the left ventricular summit (LVS) is challenging because of the anatomic barriers.
Establishing the precise mechanism of cardiac arrhythmias in the electrophysiology laboratory is one of the main requisites for a successful and safe ablation.
The standardized workflow included general anesthesia, a single transeptal puncture trough with a bidirectional, steerable visualizable sheath introduced into the left atrium accommodated a high density, penta-spline mapping catheter and a contact force sensor ablation catheter enabled to deliver vHPSD.
However, the incidence of ventricular arrhythmias (VAs) is high in this population, both in the acute and delayed phases after implantation. LVAD patients presenting VAs refractory to antiarrhythmic therapy and catheter ablation procedures are not rare. In such patients, treatment options are extremely limited.
Pulsed field ablation (PFA) is a novel modality shown to be safe and efficient.1 1 PFA is conventionally used for pulmonary vein isolation (PVI), but interest has arisen in delivering linear lesions to the posterior wall2 and mitral isthmus.3 3 The durability of these lesion sets has not been well evaluated.
Abstract Radiofrequency (RF) ablation of intramural ventricular arrhythmias (VAs) may require advanced ablation techniques to achieve effective energy transfer to the targeted tissue. In this article, we provide a step-by-step guide on when and how to perform bipolar ablation of VAs.
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:It is difficult to identify patients with atrial fibrillation (AF) most likely to respond to ablation. There remains an urgent need to develop procedural predictors of long-term AF ablation success.
Bipolar catheter ablation for highly refractory cardiac arrhythmia—does rate of success depend on arrhythmia origin? Abstract Introduction Despite rapid technological progress, some arrhythmias are still resistant to standard unipolar ablation.
Adult patients with repaired Tetralogy of Fallot (rTOF) have a high incidence of ventricular arrhythmias from an early age due to slowly conducting anatomic isthmuses (SCAI) between valves and scars or patches from the repair.
Atrial fibrillation is the most prevalent arrhythmia with a lifetime risk of nearly 30%. Additional advantages include providing electrophysiology lab personnel with a lead-free working environment and avoiding radiation exposure for both patients and physicians. It has initially been performed with fluoroscopic catheter guiding.
Abstract Background The formation of transmural lesions is necessary for the ablation of persistent atrial fibrillation (prAF). Ablation index (AI) and generator impedance drop (ID) predict lesion size but their correlation with long-term outcomes in prAF is not known. 013 (arrhythmia-free survival of 67% vs. 52%).
The most common arrhythmia, atrial fibrillation , will affect approximately 12.1 Leadless pacemakers are considered the future in the treatment of heart arrhythmias and have allowed many patients to live their lives with no visible evidence of a pacemaker or heart device," said Birgersdotter-Green.
Atrial fibrillation (AF) is the most common arrhythmia worldwide, with increasing prevalence resulting from improved awareness, increased life expectancy, and advances in detection technology.
Abstract Introduction With the entry of pulsed-field ablation (PFA) into electrophysiology, new possibilities for ablation of different substrates such as epicardial foci of premature ventricular contractions (PVCs) from coronary venous system (CVS) have been opened.
ECG data during the clinical arrhythmia (ventricular tachycardia [VT], upper left figure) is analyzed with an artificial intelligence algorithm which identifies a probable location of the source of the arrhythmia (left ventricular anterolateral papillary muscle, lower left figure). cm, LVEF 50 ± 18%) and was similar to 28 controls.
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. We investigate whether additional linear ablation from the superior vena cava to the right atrial septum and cavotricuspid isthmus ablation improves the rhythm outcome of patients with persistent AF undergoing cryoballoon PVI (Cryo-PVI).METHODS:In
In the past decade, major advances were made in catheter ablation for arrhythmias and implantation of cardiac implantable electronic devices.1 1 Catheter ablation for atrial fibrillation (AF) and ventricular tachycardia (VT) has become the standard of care for many patients presenting with these arrhythmias.2–4
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Patients were randomly assigned to either the PVI+SVC ablation group or the PVI-only group. CONCLUSIONS:The addition of SVC ablation to PVI did not enhance freedom from atrial tachyarrhythmia at 12 months, and it led to increased complications.
Pulsed field ablation (PFA) may overcome the disadvantages of thermal energy and improve both ablation efficacy and safety. Objective We report the feasibility, safety, and clinical efficacy of focal monopolar PFA in patients with the origin of their atrial arrhythmia in the SVC.
ABSTRACT Background Idiopathic ventricular arrhythmias (VAs) arising from the left anterior fascicle (LAF) are uncommonly seen, and their characteristics still need to be sufficiently investigated. This study aimed to conclude these VAs' characteristics and explore efficient ablation strategies. in the middle- and distal-LAF group.
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