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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. The most productive journals were Europace and the Journal of Interventional Cardiac Electrophysiology.
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.
Additional advantages include providing electrophysiology lab personnel with a lead-free working environment and avoiding radiation exposure for both patients and physicians. The advent of three-dimensional (3D) electro-anatomical mapping has significantly reduced the need for fluoroscopy.
milla1cf Mon, 01/08/2024 - 14:26 January 8, 2024 — Stereotaxis , a pioneer in surgical robotics for minimally invasive endovascular intervention, announced that the first patients have been successfully treated using its Magnetic Interventional Ablation Catheter, MAGiC. Physicians at Vilnius University. Račkauskas.
Food and Drug Administration (FDA), has granted approval to Boston Scientific for its FARAPULSE Pulsed Field Ablation System. intermittent) atrial fibrillation (AF) and is a unique new alternative to standard-of-care thermal ablation treatment. said Nick Spadea-Anello, president, Electrophysiology, Boston Scientific. "The
Distribution Variance of Focal Atrial Tachycardia Foci and Long-Term Outcomes After Ablation. We aimed to evaluate age differences in foci and factors influencing recurrence after radiofrequency catheter ablation in adult and juvenile patients with FAT. After a mean follow-up of 47.2 months, FAT recurred in 57 patients.
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.
EGF mapping allows physicians to detect EGF sources and is designed to individualize ablation strategies based on underlying pathophysiologic mechanisms to potentially improve outcomes. By guiding ablation therapy, [EGF mapping] can enable clinicians to provide personalized, highly targeted treatment."
The development of electrophysiology (EP) studies through intravascular catheters provided the leap to verifying mechanisms, setting the stage for interventions. The contemporaneous evolution of cardiac surgery permitted direct access to the heart to modify arrhythmia substrate.
ABSTRACT Background and Aims Hemolysis-related renal failure after pulsed field ablation (PFA) has been described in recently published cases, we reported the incidence of bilirubin elevation after PFA utilizing a novel hexaspline PFA catheter.
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).
Atypical AFL is a heterogenous group of re-entrant atrial tachycardias that most commonly occur in patients with prior heart surgery or catheter ablation. AFL is difficult to manage medically and catheter ablation is the preferred treatment for most patients.
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.
Additional rhythm-control strategies are frequently continued after index ablation for atrial fibrillation (AFib), according to a study published Feb. 12 in JACC: Clinical Electrophysiology.
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.
Ablation in VT in patients with electrical storm (ES) is challenging and associated with increased peri-procedural morbidity and mortality. The implications of ES on electrophysiological characteristics are not well understood.
ABSTRACT Introduction In atrial fibrillation (AF) ablation procedures, the CARTO VIZIGO Bidirectional Guiding Sheath has previously shown promising results in reducing fluoroscopy times without compromising clinical effectiveness or safety compared with non-steerable sheaths. Results Of 199 patients included (mean age, 69.7
FDA approval for the navigation-enabled FARAWAVE NAV Ablation Catheter for the treatment of paroxysmal atrial fibrillation and FDA 510(k) clearance for the new FARAVIEW Software, which will combine to provide visualization for cardiac ablation procedures with the FARAPULSE Pulsed Field Ablation System.
There is limited data regarding safety, electrophysiologic characteristics and arrhythmia substrate during ventricular tachycardia (VT) ablation in patients with prior aortic valve replacement (AVR).
Medical treatment for heart failure was optimized and after a few days the patient was discharged with referral to VT ablation procedure. After atrial rhythm/SR was restored the patient slowly improved. Learning points *A patient with tachydysrhythmia and chest discomfort needs immediate rhythm or rate control.
Electrophysiology note : "In the context of pre-excited atrial fibrillation, we would recommend proceeding with mapping and ablation of accessory pathway (particularly given high risk features including his shortest pre-excited R-R interval is 25 X6 = 150/minute ). Pre-excitation results in a short PR interval.
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.
Despite their improved safety, by and large, cardiac electrophysiology procedures including catheter ablation (CA), are presently performed in hospital outpatient departments.
Twenty‐six PVT/ventricular fibrillation–triggering PVCs were identified for ablation. After a mean follow‐up of 49 months after ablation, 8 (57%) patients were free from syncope recurrence. Ablation of trigger beat significantly reduced the syncope frequency (mean±SD, 4.3±1.6
Establishing the precise mechanism of cardiac arrhythmias in the electrophysiology laboratory is one of the main requisites for a successful and safe ablation.
The PRO portion of the currently featured PRO/CON debate between Dr. Brian Olshansky and Dr. John Mandrola presents a significant conundrum within the fields of electrophysiology and geriatric cardiology.
Five criteria predict whether patients are likely or unlikely to have supraventricular tachycardia induced or ablated at an electrophysiologic study (EPS). Methods We performed a retrospective chart review of 1089 patients referred for EPS and ablation of SVT at 2 high volume centers. 001; Ablation, 88% versus 26%, RR = 3.32 (2.48–4.46),
HPSD CTI ablation performed by EP trainees demonstrated a higher first-pass bidirectional isthmus block compared to the MPLD method. The aim of this study was to clarify the efficacy and safety of HPSD CTI-Abl performed by EP trainees and assess lesion characteristics between HPSD and moderate-power long duration (MPLD) ablations.
Hence, the electrophysiological and ablation target characteristics are poorly described. Focal AT at the aorta-mitral annulus conjunction (AMC) is uncommon.
The AFib pulsed field ablation treatment era officially began in the US last week, following the FDA approval of Medtronic’s PulseSelect Pulsed Field Ablation System for the treatment of both paroxysmal and persistent atrial fibrillation. PFA systems use electroporation (short electrical pulses) to achieve pulmonary vein isolation.
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).
It is with great pride that we announce the resounding success of ADN CoE' s AFib Ablation Training program, the second installment in our esteemed Ablation Series, held at the prestigious 9 Eylül University Heart Rhythm Management Centre.
BACKGROUND:Current outcomes from catheter ablation for scar-dependent ventricular tachycardia (VT) are limited by high recurrence rates and long procedure durations. Contrast-enhanced cardiac magnetic resonance images were used to reconstruct finite-element meshes, onto which regional electrophysiological properties were applied.
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
Atypical Atrial Flutter (AAFL) prevalence is increasing due to the escalating Atrial Fibrillation (AF) ablations and cardiac surgeries. We wanted to explore the outcome of the AAFL ablation, considering the recent changes in mapping and ablation.
Hence, the electrophysiological and ablation target characteristics are poorly described. The aorta-mitral annulus conjunction (AMC) is uncommon site of origin of focal atrial tachycardias (AT).
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.
To reduce arrhythmic risk, novel clinical tools must identify patients with rTOF who will benefit from an electrophysiology study (EPS) and SCAI ablation.
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. or acute reconnection (4% versus 14%;P=0.3)
Epicardial Marshall bundle (MB) are frequently utilized in left atrial tachycardias (LATs) post atrial fibrillation (AF) ablation with pulmonary vein isolation and substrate modification.
Objective Catheter ablation of atrial fibrillation effectively reduces symptomatic burden. We investigated if patients with atrial fibrillation who undergo catheter ablation have lower risk for all-cause mortality or stroke than patients who are managed medically. However, its long-term effect on mortality and stroke is unclear.
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.
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