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Ablation Arrhythmia Electrophysiology 
Frontiers in Cardiovascular Medicine
NOVEMBER 14, 2024
The mechanisms of arrhythmia initiation and the role of areas of slow conducting myocardium and functional block are still debated topics.MethodsWe conducted a detailed electrophysiological study of a patient to illustrate and refine these concepts.
HeartRhythm
APRIL 30, 2024
Ventricular tachycardia (VT) ablation in structural heart disease improves arrhythmia free survival. Procedural factors that influence these outcomes are not well described.
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HeartRhythm
APRIL 30, 2024
There is limited data regarding safety, electrophysiologic characteristics and arrhythmia substrate during ventricular tachycardia (VT) ablation in patients with prior aortic valve replacement (AVR).
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DAIC
FEBRUARY 2, 2024
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
HeartRhythm
MAY 8, 2024
Establishing the precise mechanism of cardiac arrhythmias in the electrophysiology laboratory is one of the main requisites for a successful and safe ablation.
HeartRhythm
SEPTEMBER 5, 2024
Post-operative arrhythmias are most often transient and medically treated, but some patients may require electrophysiology study (EPS) and ablation.
DAIC
APRIL 18, 2024
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.
Journal of the American Heart Association
DECEMBER 8, 2023
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.
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Journal of Cardiovascular Electrophysiology
DECEMBER 7, 2023
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.
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DAIC
MAY 18, 2024
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.
Frontiers in Cardiovascular Medicine
JANUARY 16, 2024
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.
Journal of Cardiovascular Electrophysiology
JANUARY 31, 2024
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.
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DAIC
OCTOBER 30, 2024
The PulseSelect Pulsed Field Ablation System, which was FDA approved in December 2023, offers physicians a safe, single-shot solution for pulmonary vein isolation (PVI) while the Affera Sphere-9 catheter enables physician treatment flexibility with its wide area focal design and 9mm lattice tip that can used with an 8.5Fr sheath.
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Circulation: Arrhythmia and Electrophysiology
APRIL 17, 2024
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.
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HeartRhythm
APRIL 30, 2024
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.
DAIC
APRIL 9, 2024
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.
Journal of Cardiovascular Electrophysiology
MARCH 4, 2024
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.
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Journal of Cardiovascular Electrophysiology
JANUARY 31, 2024
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.
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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.
64 
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.
Circulation: Arrhythmia and Electrophysiology
MAY 8, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
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Circulation: Arrhythmia and Electrophysiology
SEPTEMBER 25, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
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Dr. Smith's ECG Blog
NOVEMBER 3, 2024
So, we are looking for signs of an underlying regular atrial rhythm ( with perhaps slight sinus arrhythmia ) — and it is much easier to find this when you know what you are looking for! ( When these measures did not work — the patient underwent PVC ablation, which did achieve a good clinical result.
HeartRhythm
MAY 15, 2024
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
FEBRUARY 12, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Electroporation is a promising nonthermal ablation method for cardiac arrhythmia treatment. Both reversible and irreversible electroporation components were identified.
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Circulation: Arrhythmia and Electrophysiology
DECEMBER 21, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Inflammation may promote atrial fibrillation (AF) recurrence after catheter ablation. The first dose of the study drug was administered within 4 hours before ablation. mg twice daily or placebo for 10 days. mg twice daily or placebo for 10 days.
Circulation: Arrhythmia and Electrophysiology
SEPTEMBER 26, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
DAIC
JANUARY 18, 2024
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).
105 Journal of Cardiovascular Electrophysiology
OCTOBER 19, 2023
Abstract The QDOT MICRO™ Catheter is a novel open-irrigated contact force-sensing radiofrequency ablation catheter. It offers very high-power short-duration (vHPSD) ablation with 90 W for 4 s to improve safety and efficacy of catheter ablation procedures.
40 DAIC
JUNE 11, 2024
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
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DAIC
JUNE 11, 2024
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.
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Circulation: Arrhythmia and Electrophysiology
JANUARY 29, 2024
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.
Circulation: Arrhythmia and Electrophysiology
JUNE 5, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Epicardial approach in ventricular tachycardia (VT) ablation is still regarded as a second-step strategy, due to the risk of complications. The epicardial approach was considered useful if epicardial ablation was performed after epicardial mapping.
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DAIC
JULY 24, 2024
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.
Circulation: Arrhythmia and Electrophysiology
NOVEMBER 23, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Background:Pulsed field ablation (PFA) has emerged as an alternative to radiofrequency ablation. However, data on focal point-by-point PFA are scarce.
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Circulation: Arrhythmia and Electrophysiology
FEBRUARY 6, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:Pulsed field ablation uses electrical fields to cause nonthermal cell death over several hours. Acute changes in tissue birefringence and voltage abatement were analyzed for each individual lesion.
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Journal of Cardiovascular Electrophysiology
DECEMBER 7, 2023
We present the long-term outcome of catheter ablation (CA) and electrophysiological characteristics in HIV+ AF patients. Non-PV triggers, defined as ectopic triggers originating from sites other than PVs, were identified at the redo ablation with high-dose isoproterenol challenge. vs. 54%, p < .001], vs. 45.2%, p < .001]
Circulation: Arrhythmia and Electrophysiology
FEBRUARY 23, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. BACKGROUND:The effect of contact force (CF) on lesion formation is not clear during pulsed field ablation (PFA). Further studies are required to evaluate the best PFA ablation settings to achieve transmural lesions.
40 Journal of Cardiovascular Electrophysiology
OCTOBER 3, 2024
Infusion and uptake of calcium chloride during pulsed field ablation leads to greater irreversible electroporation and larger myocardial ablation lesions. Abstract Introduction Pulsed field ablation (PFA) has emerged as an innovative therapy for cardiac arrhythmias.
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HeartRhythm
APRIL 30, 2024
Catheter ablation is a cornerstone treatment for scar related ventricular arrhythmias. Functional substrate ablation strategies guided by local activation time (LAT) mapping are efficient and effective. In-silico electrophysiological modeling is emerging as a potential tool for procedural planning and guidance.
Journal of Cardiovascular Electrophysiology
NOVEMBER 29, 2023
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.
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DAIC
DECEMBER 27, 2023
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.
105 
Circulation: Arrhythmia and Electrophysiology
DECEMBER 28, 2023
Circulation: Arrhythmia and Electrophysiology, Ahead of Print. Background:Effects of contact force (CF) on lesion formation during pulsed field ablation (PFA) have not been well validated. mm ablation electrode and CF sensor (TactiCath SE, Abbott) was connected to a PFA system (CENTAURI, Galvanize Therapeutics).
40 Circulation: Arrhythmia and Electrophysiology
JANUARY 29, 2024
Circulation: Arrhythmia and Electrophysiology, Ahead of Print.
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