# Micra Atrial Tracking Using a Ventricular Accelerometer Study

> **NCT03157297** · PHASE1 · COMPLETED · sponsor: **Medtronic Cardiac Rhythm and Heart Failure** · enrollment: 70 (actual)

## Conditions studied

- Atrioventricular Conduction Block

## Interventions

- **DEVICE:** MARVEL algorithm

## Key facts

- **NCT ID:** NCT03157297
- **Lead sponsor:** Medtronic Cardiac Rhythm and Heart Failure
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-07-10
- **Primary completion:** 2017-11-24
- **Final completion:** 2017-11-24
- **Target enrollment:** 70 (ACTUAL)
- **Last updated:** 2018-10-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03157297

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03157297, "Micra Atrial Tracking Using a Ventricular Accelerometer Study". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03157297. Licensed CC0.

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