# DF4 Connector System Post-Approval Study

> **NCT01638897** · — · COMPLETED · sponsor: **Medtronic** · enrollment: 1778 (actual)

## Conditions studied

- Ventricular Tachycardia
- Ventricular Fibrillation
- Sudden Cardiac Death
- Heart Failure

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01638897
- **Lead sponsor:** Medtronic
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-01
- **Primary completion:** 2019-03
- **Final completion:** 2019-03
- **Target enrollment:** 1778 (ACTUAL)
- **Last updated:** 2019-03-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01638897

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01638897, "DF4 Connector System Post-Approval Study". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT01638897. Licensed CC0.

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