Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 29, 2026, 12:04 PM EDT

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Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
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Conditions
Tachyarrhythmia
Interventions
Eko Duo electronic stethoscope, CORE 500 electronic stethoscope
Device
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
Up to 1 Year
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Left Ventricular Dysfunction, Heart Failure
Interventions
Use of Eko DUO electronic stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
68 participants
Timeline
2021
U.S. locations
1
States / cities
New Hyde Park, New York
Completed No phase listed Observational Accepts healthy volunteers

Phono- and Electrocardiogram Assisted Detection of Valvular Disease

NCT03458806
Conditions
Aortic Valve Stenosis, Mitral Regurgitation, Heart Murmurs, Valvular Heart Disease
Interventions
AS Algorithm 1, AS Algorithm 2, MR Algorithm 1, MR Algorithm 2
Diagnostic Test
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Conditions
Hypertension, Pulmonary, Heart Failure With Reduced Ejection Fraction
Interventions
Eko CORE 500 Digital Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
3,850 participants
Timeline
2025 – 2027
U.S. locations
4
States / cities
O'Fallon, Illinois • Springfield, Illinois • Norfolk, Virginia
Conditions
Lung Diseases
Interventions
Eko digital stethoscopes
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
Not listed
Enrollment
250 participants
Timeline
2025 – 2027
U.S. locations
2
States / cities
Jacksonville, Florida • Philadelphia, Pennsylvania
Conditions
Murmur, Heart, Innocent Murmurs, Heart Murmurs, Pathologic Murmur
Interventions
Use of Eko CORE electronic stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
50 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed No phase listed Observational Accepts healthy volunteers

Low Ejection Fraction in Single Lead ECG

NCT05010655
Conditions
Left Ventricular Dysfunction, Ventricular Dysfunction, Heart Diseases, Cardiovascular Diseases
Interventions
Use of Eko DUO Electronic Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,935 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
O'Fallon, Illinois • Springfield, Illinois
Conditions
Lung Diseases
Interventions
Eko digital stethoscopes
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Forney, Texas
Conditions
Murmur, Heart, Aortic Valve Stenosis, Tricuspid Regurgitation, Mitral Regurgitation, Innocent Murmurs, Heart Murmurs
Interventions
Use of Eko CORE and Eko DUO electronic stethoscopes
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Springfield, Missouri
Conditions
Acute Respiratory Failure
Interventions
Auscultation
Device
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Structural Heart Disease
Interventions
Eko digital stethoscopes
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Springfield, Missouri
Conditions
Dialysis Access Malfunction, Dialysis; Complications
Interventions
Eko CORE Digital Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Carrboro, North Carolina
Conditions
Pulmonary Hypertension
Interventions
Use of Eko DUO stethoscope (paired ECG/PCG)
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
3
States / cities
Providence, Rhode Island
Conditions
Heart Failure, Crackles, Heart Failure With Preserved Ejection Fraction
Interventions
Use of Eko CORE and Eko DUO electronic stethoscopes
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Timeline
2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Recruiting No phase listed Observational Accepts healthy volunteers

Detecting Pulmonary Hypertension With the Eko CORE 500 Digital Stethoscope

NCT07136623
Conditions
Pulmnary Hypertension
Interventions
Eko CORE 500 phonocardiogram (PCG) recording, Eko CORE 500 three-lead electrocardiogram (ECG) recording
Diagnostic Test
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,513 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Los Angeles, California • Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

Real-World Evaluation of Eko Algorithms in a Point of Care Setting

NCT05459545
Conditions
Murmur, Heart, Innocent Murmurs, Heart Murmurs, Pathologic Murmur, Atrial Fibrillation
Interventions
Use of Eko CORE and Eko CORE 500 electronic stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
65 Years and older
Enrollment
371 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
5
States / cities
Haverhill, Massachusetts • Lawrence, Massachusetts • Dunn, North Carolina + 1 more
Completed No phase listed Observational Accepts healthy volunteers

Low Ejection Fraction in Single Lead ECG- Ochsner

NCT05010642
Conditions
Left Ventricular Dysfunction, Ventricular Dysfunction, Heart Diseases, Cardiovascular Diseases
Interventions
Use of Eko DUO electronic Stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
307 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Conditions
Heart Failure
Interventions
Eko DUO
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
New York, New York • Norfolk, Virginia
Conditions
Left Ventricular Dysfunction
Interventions
Use of Eko DUO electronic stethoscope
Device
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,258 participants
Timeline
2020 – 2022
U.S. locations
3
States / cities
Los Alamitos, California • Washington D.C., District of Columbia • Philadelphia, Pennsylvania