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ClinicalTrials.gov public records Last synced Oct 29, 2026, 4:18 PM EDT

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Showing 97–120 of 151 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Electrocardiogram Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

Development of an Algorithm to Detect Pulmonary Hypertension Using an Electronic Stethoscope

NCT05873387
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Not applicable Interventional

ECG AI-Guided Screening for Low Ejection Fraction

NCT04000087
View directory record Official record
Conditions
Asymptomatic Left Ventricular Systolic Dysfunction (Disorder), Heart Failure
Interventions
AI-enabled ECG-based Screening Tool
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
358 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 31, 2023 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Electrocardiogram Study to Evaluate the Effect of Vanzacaftor on the QT/QTc Interval in Healthy Participants

NCT05867147
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Vanzacaftor, Vanzacaftor Placebo, Moxifloxacin, Moxifloxacin Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 45 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational

Pre-Hospital Wireless Transmission of Electrocardiograms to a Cardiologist Via a Hand-Held Device

NCT00682526
View directory record Official record
Conditions
Myocardial Infarction
Interventions
SmartLink Wireless Monitoring System (K033642)
Device
Lead sponsor
Welch Allyn
Industry
Eligibility
18 Years and older
Enrollment
527 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
7
States / cities
Salinas, California • Gainesville, Florida • Miami, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 23, 2012 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Not applicable Interventional

Study Comparing In-laboratory Polysomnography Electrocardiogram (PSG ECG) to Simultaneously Recorded In-laboratory ECG on the CPC M1 Device

NCT01234077
View directory record Official record
Conditions
Sleep Disorder
Interventions
CPC M1
Device
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of Therapeutic and Supratherapeutic Oral Doses of GSK3640254 on Cardiac Conduction Compared to Placebo and a Single Oral Dose of Moxifloxacin

NCT04563845
View directory record Official record
Conditions
HIV Infections
Interventions
GSK3640254, Placebo, Moxifloxacin
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 6, 2023 · Synced Oct 29, 2026, 4:18 PM EDT
Enrolling by invitation No phase listed Observational

Prospective Evaluation of Artificial Intelligence-enabled Screening for Transthyretin Amyloid Cardiomyopathy (ATTR-CM)

NCT07398950
View directory record Official record
Conditions
ATTR Amyloidosis With Cardiomyopathy, Heart Failure
Interventions
ATTR-CM AI-ECG and AI-Echo Model
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational

ECG Methods for the Prompt Identification of Coronary Events

NCT04237688
View directory record Official record
Conditions
Chest Pain, Myocardial Infarction, Myocardial Ischemia, Acute Coronary Syndrome
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 16, 2024 · Synced Oct 29, 2026, 4:18 PM EDT
Active, not recruiting Not applicable Interventional

Realtime Diagnosis From Electrocardiogram Artificial Intelligence-Guided Screening for Atrial Fibrillation With Long Follow-Up (REGAL)

NCT05923359
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Apple Watch
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Validation of the Performance of the Electrocardiogram (ECG) Function in the Masimo INVSENSOR00057

NCT06071754
View directory record Official record
Conditions
Healthy, Atrial Fibrillation
Interventions
Masimo INVSENSOR00057
Device
Lead sponsor
Masimo Corporation
Industry
Eligibility
22 Years and older
Enrollment
365 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
4
States / cities
Irvine, California • Laguna Hills, California • Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 31, 2025 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Phase 2 Interventional Results available

A Study to Assess the Potential Effects of a Single-Dose Administration of Trabectedin on the QT Intervals of the Electrocardiogram

NCT00786838
View directory record Official record
Conditions
Solid Tumor
Interventions
Trabectedin, Placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
4
States / cities
Miami, Florida • Charlotte, North Carolina • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2014 · Synced Oct 29, 2026, 4:18 PM EDT
Recruiting No phase listed Observational

AI in Outpatient Practice for Diagnosing Aortic Stenosis and Diastolic Dysfunction

NCT06580158
View directory record Official record
Conditions
Aortic Stenosis, Diastolic Dysfunction
Interventions
AI-ECG Dashboard, Point of care ultrasound (POCUS)
Device · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
60 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Tafenoquine Thorough QTc Study in Healthy Subjects

NCT01928914
View directory record Official record
Conditions
Malaria, Vivax
Interventions
Tafenoquine 300mg, Tafenoquine 600mg, Tafenoquine 1200mg, moxifloxacin, Placebo for Tafenoquine, Placebo for moxifloxaxin
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
2
States / cities
Culver City, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 12, 2017 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Non-Invasive Assessment of Atherosclerosis in Patients With CGD and Other Disorders of the Immune System

NCT01063309
View directory record Official record
Conditions
Atherosclerosis, Chronic Granulomatous Disease (CGD)
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Performance and Accuracy of an AI Enhanced Smart Watch Single Lead ECG

NCT05450809
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 28, 2022 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study in Healthy Volunteers to Evaluate the Safety of CardioPET™ in Detection of Coronary Artery Disease

NCT00413647
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
CardioPET
Drug
Lead sponsor
Fluoropharma, Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 12, 2013 · Synced Oct 29, 2026, 4:18 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Tissue Repository and Master Database for Concussion Biomarker and Risk Calculator Development

NCT02519998
View directory record Official record
Conditions
Brain Concussion
Interventions
Concussion
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
10 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 11, 2015 · Synced Oct 29, 2026, 4:18 PM EDT
Not yet recruiting No phase listed Observational

Analysis of ECGio to Predict Coronary Stenosis Against a Mixed Reference Standard

NCT07375810
View directory record Official record
Conditions
Coronary Artery Disease (CAD)
Interventions
AI-ECG Analysis
Device
Lead sponsor
Heart Input Output Inc
Industry
Eligibility
18 Years to 89 Years
Enrollment
978 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 29, 2026, 4:18 PM EDT
Withdrawn No phase listed Observational

Electrocardiography Versus Pulse Oximetry for Newborn Heart Rate Determination

NCT01256346
View directory record Official record
Conditions
Prematurity
Interventions
Apparatuses
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
Up to 20 Minutes
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Oct 29, 2026, 4:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Methylnaltrexone (MNTX) on Electrocardiogram (ECG) Parameters and Cardiac Repolarization

NCT01363323
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Methylnaltrexone (MNTX), Placebo, Moxifloxacin
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
546 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Tarrytown, New York
Source: ClinicalTrials.gov public record
Updated Nov 29, 2019 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational

Cardiac Disease and the Electrocardiogram in SCI Patients

NCT00013325
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Cardiac Disease
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational

The Simple ECG Monitoring Trial (Comparison of a Novel Recording System With a Standard Holter Monitor)

NCT01382953
View directory record Official record
Conditions
Syncope, Pre-syncope, Atrial Fibrillation, Supraventricular Tachycardia
Interventions
Standard Holter/Investigational patch
Device
Lead sponsor
Seattle Institute for Cardiac Research
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
2
States / cities
Chicago, Illinois • Enumclaw, Washington
Source: ClinicalTrials.gov public record
Updated Jan 10, 2012 · Synced Oct 29, 2026, 4:18 PM EDT
Recruiting Not applicable Interventional

A Study Of Heart Disease Using AI-Enabled Electrocardiography And Focused Cardiac Ultrasound

NCT07351656
View directory record Official record
Conditions
Heart Disease
Interventions
Focused Cardiac Ultrasound, 6-Lead AI-ECG, 12-Lead AI-ECG
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
19,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 29, 2026, 4:18 PM EDT
Completed No phase listed Observational

Changes in Heart Rhythms Associated With Antipsychotic Drug Treatment

NCT00538122
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
24 Holter Monitor Recording
Device
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced Oct 29, 2026, 4:18 PM EDT