# Biventricular Versus Right Ventricular Pacing in Heart Failure Patients With Atrioventricular Block (BLOCK HF)

> **NCT00267098** · NA · COMPLETED · sponsor: **Medtronic Cardiac Rhythm and Heart Failure** · enrollment: 918 (actual)

## Conditions studied

- Atrioventricular Block
- Heart Diseases

## Interventions

- **DEVICE:** Cardiac Resynchronization Therapy (CRT)
- **DEVICE:** Cardiac Resynchronization Therapy (CRT)

## Key facts

- **NCT ID:** NCT00267098
- **Lead sponsor:** Medtronic Cardiac Rhythm and Heart Failure
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-12
- **Primary completion:** 2012-12
- **Final completion:** 2013-03
- **Target enrollment:** 918 (ACTUAL)
- **Last updated:** 2014-03-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00267098

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00267098, "Biventricular Versus Right Ventricular Pacing in Heart Failure Patients With Atrioventricular Block (BLOCK HF)". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT00267098. Licensed CC0.

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