Trial Evaluating the Benefit of Left Bundle Branch Area Stimulation Compared With Conventional Pacing in Post-TAVI Atrioventricular Atrioventricular Block

Inclusion Criteria

• •Patients who have undergone TAVI for severe aortic valve disease within the past 3 months
• •Preserved left ventricular ejection fraction (LVEF ≥ 50%)
• •Indications for pacemaker implantation according to guidelines, including :
• •Third-degree atrioventricular (AV) block
• •Second-degree AV block Mobitz type 2 or symptomatic Mobitz type 1
• •Alternating left and right bundle branch block
• •HV interval ≥ 70 ms during electrophysiological study
• •Pre-existing right bundle branch block with worsening conduction disturbances post-TAVI
• •Prolongation of QRS and PR intervals post-procedure justifying pacemaker implantation
• •Signed informed consent
• •Patient affiliated with the national health insurance system