# Comparison of AV Optimization Methods Used in Cardiac Resynchronization Therapy (CRT)

> **NCT00677014** · PHASE4 · COMPLETED · sponsor: **Boston Scientific Corporation** · enrollment: 1060 (actual)

## Conditions studied

- Heart Failure

## Interventions

- **DEVICE:** AV Delay programming through cardiac resynchronization therapy
- **DEVICE:** AV Delay programming through cardiac resynchronization therapy
- **DEVICE:** AV Delay programming through cardiac resynchronization therapy

## Key facts

- **NCT ID:** NCT00677014
- **Lead sponsor:** Boston Scientific Corporation
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-05
- **Primary completion:** 2010-07
- **Final completion:** 2010-07
- **Target enrollment:** 1060 (ACTUAL)
- **Last updated:** 2013-04-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00677014

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00677014, "Comparison of AV Optimization Methods Used in Cardiac Resynchronization Therapy (CRT)". Retrieved via AI Analytics 2026-06-13 from https://api.ai-analytics.org/clinical/NCT00677014. Licensed CC0.

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