Status:

RECRUITING

Conduction System Pacing vs Biventricular Pacing in Systolic Dysfunction and Wide QRS: Mortality, Heart Failure Hospitalization or Cardiac Transplant

Lead Sponsor:

Hospital Clinic of Barcelona

Collaborating Sponsors:

Institut d'Investigacions Biomèdiques August Pi i Sunyer

Conditions:

Cardiac Resynchronization Therapy

Heart Failure

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

Conduction system pacing vs biventricular resynchronization therapy in systolic dysfunction and wide QRS: mortality, heart failure hospitalization or cardiac transplant (CONSYST-CRT II trial). Superi...

Detailed Description

To date, studies have shown that conduction system pacing could get similar clinical and echocardiographic responses to those obtained with biventricular therapy. This study will randomize 320 patien...

Eligibility Criteria

Inclusion

  • Patient must indicate acceptance to participate in the study by signing an informed consent document.
  • Patient must be ≥ 18 years of age.
  • Left bundle branch block, QRS ≥130 and LVEF \<=35%. No indication of stimulation for AV block.
  • Non-left bundle branch block, QRS ≥150 and LVEF \<=35%.
  • Resynchronization therapy indication for ventricular dysfunction (LVEF \<40%) and indication of cardiac pacing for AV block.
  • LVEF \<=35% in NYHA class III or IV, atrial fibrillation and intrinsic QRS \>=130 ms, provided a strategy to ensure biventricular capture is in place.

Exclusion

  • Myocardial infarction, unstable angina or cardiac revascularization during the previous 3 months.
  • Pregnancy.
  • Participating currently in a clinical investigation that includes an active treatment.

Key Trial Info

Start Date :

November 27 2023

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

November 1 2027

Estimated Enrollment :

320 Patients enrolled

Trial Details

Trial ID

NCT06105580

Start Date

November 27 2023

End Date

November 1 2027

Last Update

March 17 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Hospital Clínic de Barcelona

Barcelona, Spain