Jun Hirokami
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View article: Successful Leadless Pacemaker Implantation After Lead Extraction in a Patient With Ventricular Septal Defect Patch
Successful Leadless Pacemaker Implantation After Lead Extraction in a Patient With Ventricular Septal Defect Patch Open
Introduction Lead extraction and reimplantation in adult congenital heart disease (CHD) patients is challenging due to anatomical complexity. Case A 76‐year‐old man with prior ventricular septal defect (VSD) patch repair and pacemaker impl…
View article: Long‐Term Outcomes of Cryoballoon Pulmonary Vein Isolation Freeze Using a Modified ICE‐T Protocol With a Double 120 s Applications (ICE‐T 2 × 2)
Long‐Term Outcomes of Cryoballoon Pulmonary Vein Isolation Freeze Using a Modified ICE‐T Protocol With a Double 120 s Applications (ICE‐T 2 × 2) Open
Background Cryoballoon (CB) pulmonary vein isolation (PVI) is a well‐established treatment for symptomatic atrial fibrillation (AF). Most centers use application durations of 180 or 240 s. Since freezing‐related complications tend to occur…
View article: Pulsed-field ablation for atrial fibrillation treatment in patients with hypertrophic cardiomyopathy: efficacy and outcomes
Pulsed-field ablation for atrial fibrillation treatment in patients with hypertrophic cardiomyopathy: efficacy and outcomes Open
Background Pulsed-field ablation (PFA) is an emerging non-thermal ablation technique for the treatment of atrial fibrillation (AF). 25% of patients with hypertrophic cardiomyopathy (HCM) have an history of AF. In patients with HCM, convent…
View article: Early recurrence predicts late recurrence in pulsed field ablation of atrial fibrillation even with modified blanking period: outcomes from a 1000-patient cohort
Early recurrence predicts late recurrence in pulsed field ablation of atrial fibrillation even with modified blanking period: outcomes from a 1000-patient cohort Open
Background Early recurrence of atrial tachyarrhythmias (ERAT) after pulmonary vein isolation (PVI) using thermal energy is common, but is not considered a treatment failure within the traditional 90-day blanking period (BP) as the cardiac …
View article: The olive strategy: an improved ablation protocol for the pentaspline pulsed field ablation catheter
The olive strategy: an improved ablation protocol for the pentaspline pulsed field ablation catheter Open
Background The pentaspline pulsed field ablation (PFA) catheter is increasingly used worldwide for pulmonary vein isolation (PVI) to treat atrial fibrillation (AF). The current standard ablation protocol consists of 8 applications per pulm…
View article: Location of conduction gaps in reconnected pulmonary veins after ablation with the pentaspline pulsed field catheter
Location of conduction gaps in reconnected pulmonary veins after ablation with the pentaspline pulsed field catheter Open
Background Pulsed field ablation (PFA) is increasingly gaining popularity for cardiac ablation. The 31/35 mm pentaspline PFA catheter is a single-shot device for pulmonary vein isolation (PVI). Remapping data of patients undergoing repeat …
View article: Ablation of the cavotricuspid isthmus with the pentaspline pulsed field ablation catheter
Ablation of the cavotricuspid isthmus with the pentaspline pulsed field ablation catheter Open
Background Pulsed field ablation (PFA) is a novel energy source for cardiac ablation. The pentaspline PFA catheter is the most widely used catheter and is designed to be a single-shot device for pulmonary vein isolation in patients with at…
View article: Pulsed‐Field Ablation for Persistent Atrial Fibrillation in EU‐PORIA Registry
Pulsed‐Field Ablation for Persistent Atrial Fibrillation in EU‐PORIA Registry Open
Background Real‐life data on efficacy and safety of pulsed‐field ablation (PFA) using the pentaspline multi‐electrode catheter in symptomatic atrial fibrillation (AF) patients is still scarce. Objective This study aims to assess the effica…
View article: First clinical insights into pulsed field ablation for pulmonary vein stumps
First clinical insights into pulsed field ablation for pulmonary vein stumps Open
It has been reported that pulmonary vein stumps after lung lobectomy can act as triggers for atrial fibrillation. These two cases represent the first report of successful pulmonary vein isolation by pulsed field ablation using the pentaspl…
View article: Radiofrequency balloon ablation: 1-year outcomes of the AURORA study
Radiofrequency balloon ablation: 1-year outcomes of the AURORA study Open
Background A novel irrigated radiofrequency balloon (RFB) for pulmonary vein isolation (PVI) integrated into a 3D mapping platform was recently launched. Methods Patients undergoing a first atrial fibrillation (AF) ablation at two German h…
View article: General anaesthesia and deep sedation for monopolar pulsed field ablation using a lattice-tip catheter combined with a novel three-dimensional mapping system
General anaesthesia and deep sedation for monopolar pulsed field ablation using a lattice-tip catheter combined with a novel three-dimensional mapping system Open
Aims A novel three-dimensional mapping platform combined with a lattice-tip catheter that can toggle between monopolar pulsed field ablation (PFA) and radiofrequency energy delivery was recently launched. So far, the system was predominant…
View article: Long‐term follow‐up of patients treated with laser balloon for atrial fibrillation: A high volume center experience with the first‐ and second‐generation laser balloon
Long‐term follow‐up of patients treated with laser balloon for atrial fibrillation: A high volume center experience with the first‐ and second‐generation laser balloon Open
Background Laser balloon (LB) pulmonary vein isolation (PVI) is an established ablation technique for atrial fibrillation (AF). We report long‐term follow‐up and procedural data of LB‐PVI and we compare the first and second LB generation. …
View article: Initial real-world data on catheter ablation in patients with persistent atrial fibrillation using the novel lattice-tip focal pulsed-field ablation catheter
Initial real-world data on catheter ablation in patients with persistent atrial fibrillation using the novel lattice-tip focal pulsed-field ablation catheter Open
Aims Technological advancements have contributed to the enhanced precision and lesion flexibility in pulsed-field ablation (PFA) by integrating a three-dimensional mapping system combined with a point-by-point ablation strategy. Data regar…
View article: Cryoablation of atrial fibrillation in “very severe” obese patients (BMI ≥ 40): Indications, feasibility, procedural safety and efficacy, and clinical outcome (the ICE‐Obese Extreme)
Cryoablation of atrial fibrillation in “very severe” obese patients (BMI ≥ 40): Indications, feasibility, procedural safety and efficacy, and clinical outcome (the ICE‐Obese Extreme) Open
Background Management of atrial fibrillation (AF) in very severe obese patients is challenging. Cryoballoon ablation (CBA) represents an effective rhythm control strategy. However, data in this patient group were limited. Methods Highly sy…
View article: The new "olive strategy" for pulsed field ablation of atrial fibrillation: procedural data and early follow-up
The new "olive strategy" for pulsed field ablation of atrial fibrillation: procedural data and early follow-up Open
Background Pulsed field ablation (PFA) is a new myocardial-specific ablation technology for atrial fibrillation (AF). Direct current electric energy is applied to cells and disrupts cell membranes by creating pores. Purpose The aim of this…
View article: Long-term follow-up of pulmonary vein cryoballoon isolation using a double 120s vs single 240s standard freeze protocol
Long-term follow-up of pulmonary vein cryoballoon isolation using a double 120s vs single 240s standard freeze protocol Open
Background Recently, pulmonary vein isolation (PVI) using a double 120s freeze protocol has demonstrated to be non-inferior to a single 240s protocol despite a potentially increased procedural safety. Main advantages of a double 120s proto…
View article: Comparative analysis of clinical outcomes in repeat ablation for recurrent atrial tachyarrhythmia following initial pulmonary vein isolation with pulsed-field ablation and cryoballoon ablation
Comparative analysis of clinical outcomes in repeat ablation for recurrent atrial tachyarrhythmia following initial pulmonary vein isolation with pulsed-field ablation and cryoballoon ablation Open
Background While pulsed-field ablation (PFA) holds promise for the initial catheter ablation performing pulmonary vein (PV) isolation (PVI) in patients with atrial fibrillation (AF), a repeat procedure remains necessary for those experienc…
View article: 31 vs 35 mm: a randomized comparison of the pentaspline pulsed field ablation catheter sizes
31 vs 35 mm: a randomized comparison of the pentaspline pulsed field ablation catheter sizes Open
Background Pulsed-Field ablation (PFA) is a non-thermal tissue-selective energy source which is increasingly used for pulmonary vein isolation (PVI). A commercially available pentaspline PFA catheter can be transformed between different co…
View article: Pulsed-field ablation using a lattice-tip catheter without general anesthesia is feasible for atrial fibrillation ablation
Pulsed-field ablation using a lattice-tip catheter without general anesthesia is feasible for atrial fibrillation ablation Open
Background General anesthesia (GA) was employed to titrate lesion formations for a pulsed-field ablation (PFA) using a lattice-tip catheter. The evidence using a lattice-tip catheter without the use of GA is limited. Purpose We conducted a…
View article: Pulsed field ablation of incessant superior vena cava–triggered atrial fibrillation: watch out for the sinoatrial node
Pulsed field ablation of incessant superior vena cava–triggered atrial fibrillation: watch out for the sinoatrial node Open
View article: Surgical repair of platypnea-orthodeoxia syndrome caused by patent foramen ovale, ascending aortic dilation, and pectus excavatum: a case report
Surgical repair of platypnea-orthodeoxia syndrome caused by patent foramen ovale, ascending aortic dilation, and pectus excavatum: a case report Open
View article: Pulsed Field Versus Cryoballoon Pulmonary Vein Isolation for Atrial Fibrillation: Efficacy, Safety, and Long-Term Follow-Up in a 400-Patient Cohort
Pulsed Field Versus Cryoballoon Pulmonary Vein Isolation for Atrial Fibrillation: Efficacy, Safety, and Long-Term Follow-Up in a 400-Patient Cohort Open
BACKGROUND: The cryoballoon (CB) represents the gold standard single-shot device for pulmonary vein isolation (PVI) in patients with atrial fibrillation (AF). Single-shot pulsed field PVI ablation (nonthermal, cardiac tissue selective) has…
View article: Pulsed field versus cryoballoon ablation of atrial fibrillation: A comparison of efficacy and safety in a 400 patient cohort
Pulsed field versus cryoballoon ablation of atrial fibrillation: A comparison of efficacy and safety in a 400 patient cohort Open
Funding Acknowledgements Type of funding sources: Private company. Main funding source(s): Boris Schmidt, KR Julian Chun and Stefano Bordignon received speaking honoraria from Medtronic and Boston Scientific Background The cryoballoon (CB)…
View article: Incidence of silent cerebral lesions after pulmonary vein isolation with a novel radiofrequency balloon
Incidence of silent cerebral lesions after pulmonary vein isolation with a novel radiofrequency balloon Open
Funding Acknowledgements Type of funding sources: Private company. Main funding source(s): Speaker fees by Biosense Webster (not specific to this research) Background A novel radiofrequency balloon (RFB) is currently used for pulmonary vei…
View article: Efficacy and safety in patients treated with a novel radiofrequency balloon: a two centres experience from the AURORA collaboration
Efficacy and safety in patients treated with a novel radiofrequency balloon: a two centres experience from the AURORA collaboration Open
Aims A novel irrigated radiofrequency (RF) balloon (RFB) for pulmonary vein (PV) isolation (PVI) was released in selected centres. We pooled the procedural data on efficacy and safety of RFB-PVI from two high volume German centres. Methods…
View article: Pulsed Field Ablation for Atrial Fibrillation
Pulsed Field Ablation for Atrial Fibrillation Open
Catheter ablation is a widely used, effective and safe treatment for AF. Pulsed field ablation (PFA), as a novel energy source for cardiac ablation, has been shown to be tissue selective and is expected to decrease damage to non-cardiac ti…
View article: Findings from repeat ablation using high-density mapping after pulmonary vein isolation with pulsed field ablation
Findings from repeat ablation using high-density mapping after pulmonary vein isolation with pulsed field ablation Open
Aims Pulsed-field ablation (PFA) can offer a novel perspective for atrial fibrillation (AF) ablation. We aimed to characterize the incidence of pulmonary vein (PV) reconnection, types of recurrent atrial tachyarrhythmia (ATa) and lesion qu…
View article: Clinical outcome for heart failure hospitalizations in patients with leadless pacemaker
Clinical outcome for heart failure hospitalizations in patients with leadless pacemaker Open
Introduction The long‐term performance of leadless pacemaker (LPM) has not been well evaluated. Methods Between September 2017 and January 2021, 929 consecutive patients who underwent pacemaker implantation were grouped according to the ty…
View article: A novel ablation strategy for refractory atrial fibrillation based on the fractionated signal area in the atrial muscle
A novel ablation strategy for refractory atrial fibrillation based on the fractionated signal area in the atrial muscle Open
Pulmonary vein isolation (PVI) for atrial fibrillation (AF) is a well-established treatment.1–3 Non–pulmonary vein (PV) trigger elimination can improve the recurrence rate after paroxysmal and persistent AF ablation.4,5 However, complete n…
View article: Predictors of lead break during transvenous lead extraction
Predictors of lead break during transvenous lead extraction Open
Background The incidence, predictors, and clinical impact of lead break during transvenous lead extraction (TLE) were previously unknown. Methods We included consecutive patients who underwent TLE between September 2013 and July 2019 at ou…