To evaluate the effect of accelerated atrial resynchronization achieved through Bachmann bundle pacing at the time of implantable cardioverter-defibrillator implantation in patients with heart failure with reduced ejection fraction and interatrial block
Age ≥18 years at the time of screening.
A documented diagnosis of chronic heart failure with New York Heart Association (NYHA) class II-IV.
Left ventricular ejection fraction (LVEF) ≤40%, documented by an imaging study performed within 12 months prior to screening.
Participants receiving ongoing treatment must be on a stable regimen for at least 1 month prior to screening (except for diuretics).
Non-paroxysmal AF.
Uncontrolled tachyarrhythmia.
Sinus bradycardia requiring continuous atrial pacing or atrioventricular block requiring ventricular pacing.
Acute decompensated heart failure at the time of screening or hospitalization for worsening heart failure within 4 weeks prior to enrollment.
Seoul National University Hospital
Lead sponsor
Medtronic
Collaborator