# Development of an Algorithm to Differentiate Heart Murmurs Using Electronic Stethoscopes

> **NCT04400513** · — · COMPLETED · sponsor: **Eko Devices, Inc.** · enrollment: 1145 (actual)

## Conditions studied

- Murmur, Heart
- Aortic Valve Stenosis
- Tricuspid Regurgitation
- Mitral Regurgitation
- Innocent Murmurs
- Heart Murmurs

## Interventions

- **DEVICE:** Use of Eko CORE and Eko DUO electronic stethoscopes

## Key facts

- **NCT ID:** NCT04400513
- **Lead sponsor:** Eko Devices, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-06-25
- **Primary completion:** 2021-06-30
- **Final completion:** 2021-12-31
- **Target enrollment:** 1145 (ACTUAL)
- **Last updated:** 2023-02-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04400513

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04400513, "Development of an Algorithm to Differentiate Heart Murmurs Using Electronic Stethoscopes". Retrieved via AI Analytics 2026-05-23 from https://api.ai-analytics.org/clinical/NCT04400513. Licensed CC0.

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