# MIRACLE EF Clinical Study

> **NCT01735916** · NA · TERMINATED · sponsor: **Medtronic Cardiac Rhythm and Heart Failure** · enrollment: 44 (actual)

## Conditions studied

- Congestive Heart Failure
- Left Bundle Branch Block
- Systolic Heart Failure

## Interventions

- **DEVICE:** CRT-P Implant
- **DEVICE:** CRT-P OFF

## Key facts

- **NCT ID:** NCT01735916
- **Lead sponsor:** Medtronic Cardiac Rhythm and Heart Failure
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2012-12
- **Primary completion:** 2014-03
- **Final completion:** 2014-03
- **Target enrollment:** 44 (ACTUAL)
- **Why stopped:** The study was terminated early due to low enrollment.
- **Last updated:** 2017-11-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01735916

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01735916, "MIRACLE EF Clinical Study". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT01735916. Licensed CC0.

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