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ClinicalTrials.gov public records Last synced Sep 30, 2026, 10:12 PM EDT

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Showing 49–72 of 358 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Electrocardiogram (EKG) Clear all
Completed Not applicable Interventional

AI-SCREENDCM Decentralized Clinical Trial - Pilot Study

NCT06609174
View directory record Official record
Conditions
Cardiomyopathy
Interventions
KardiaRx ECG Screening and AI interpretation of ECG
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Guanfacine Immediate-release Electrocardiogram Results (QTc) Study

NCT00672984
View directory record Official record
Conditions
Healthy Volunteers
Interventions
immediate release guanfacine hydrochloride, moxifloxacin, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 45 Years
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jun 14, 2021 · Synced Sep 30, 2026, 10:12 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Accuracy and Consistency of the X-Trodes System

NCT05722639
View directory record Official record
Conditions
Equipment and Supplies
Interventions
X-Trodes acquisition system
Device
Lead sponsor
B-Cube
Other
Eligibility
21 Years and older
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 1, 2024 · Synced Sep 30, 2026, 10:12 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cardiovascular Magnetic Resonance Imaging of Pediatric Normal Volunteers

NCT00353899
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
8 Years to 21 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Sep 30, 2026, 10:12 PM EDT
Recruiting Not applicable Interventional

Capitalizing on AI to CapTure Undiagnosed Structural Heart Disease

NCT07843004
View directory record Official record
Conditions
Structural Heart Abnormality, Valve Heart Disease, Heart Diseases, Cardiovascular Diseases
Interventions
EHR Alert
Device
Lead sponsor
Pierre Elias
Other
Eligibility
40 Years and older
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Sep 30, 2026, 10:12 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL

NCT04386577
View directory record Official record
Conditions
Aging
Interventions
Vitamin D3 (cholecalciferol), fish oil
Dietary Supplement · Drug
Lead sponsor
Augusta University
Other
Eligibility
50 Years and older
Enrollment
1,054 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated May 13, 2020 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Phase 1 Interventional

Alpha-Amino-3-Hydroxy-5-Methyl-4- Isoxazole Propionic Acid Receptor Components of the Anti-Depressant Ketamine Response, Pilot Trial

NCT03367533
View directory record Official record
Conditions
Depressive Disorder, Major, Post Traumatic Stress Disorder, Bipolar Disorder
Interventions
Ketamine, Perampanel, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 7, 2025 · Synced Sep 30, 2026, 10:12 PM EDT
Completed No phase listed Observational

Smartphone Twelve Lead Electrocardiogram Utility In ST-Elevation Myocardial Infarction

NCT02498405
View directory record Official record
Conditions
ST Segment Elevation Myocardial Infarction
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Not applicable Interventional

A Study of a Multi-Modal Sensor Patch for Real-Time Physiological Monitoring and Inference

NCT05581290
View directory record Official record
Conditions
Cardiac Disease
Interventions
AI-Flex
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 23, 2024 · Synced Sep 30, 2026, 10:12 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Validation of Cuffless Blood Pressure Measurements Using the Perin Health Patch

NCT06574113
View directory record Official record
Conditions
Blood Pressure
Interventions
Perin Health Patch
Device
Lead sponsor
Perin Health Devices
Industry
Eligibility
18 Years and older
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Woodland Hills, California
Source: ClinicalTrials.gov public record
Updated Aug 28, 2024 · Synced Sep 30, 2026, 10:12 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Comparison of Resting Heart and Respiratory Rate Measurements Acquired by Contactless Radar Sensors, Electrocardiography, and Capnography

NCT04935190
View directory record Official record
Conditions
Vital Signs
Interventions
Vitalpercept
Diagnostic Test
Lead sponsor
DawnLight
Industry
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2021 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Not applicable Interventional Results available

PROspective Multicenter Imaging Study for Evaluation of Chest Pain

NCT01174550
View directory record Official record
Conditions
Chest Pain
Interventions
Coronary Angiography, Stress Echocardiogram, Nuclear Stress Test, Exercise Electrocardiogram
Procedure
Lead sponsor
Duke University
Other
Eligibility
45 Years and older
Enrollment
10,003 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 29, 2016 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Not applicable Interventional

Biofeedback-VR for Treatment of Chronic Migraine

NCT05720819
View directory record Official record
Conditions
Chronic Migraine, Behavioral Treatment, Biofeedback, Virtual Reality, Medication Overuse Headache
Interventions
Combined biofeedback-virtual reality device
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Sep 30, 2026, 10:12 PM EDT
Recruiting No phase listed Observational

A Study of Post COVID-19 Mechanisms for Chronic Lung Sequelae

NCT06006884
View directory record Official record
Conditions
COVID-19
Interventions
Bronchoscopies and Bronchoalveolar Lavages (BALs), Chest Tomography (CT), Electrocardiogram (ECG), Pulmonary function tests (PFTs), 6 minute walk test (6MWT)
Procedure · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 30, 2026, 10:12 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 Sep 30, 2026, 10:12 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Effects of Tramadol Hydrochloride on Cardiac Repolarization in Healthy Participants

NCT02307864
View directory record Official record
Conditions
Healthy
Interventions
Tramadol HCl, Moxifloxacin 400 mg, Tramadol HCl Placebo, Moxifloxacin Placebo
Drug
Lead sponsor
Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 29, 2018 · Synced Sep 30, 2026, 10:12 PM EDT
Not listed No phase listed Observational

Magnetocardiography as a Noninvasive Diagnostic Strategy for Identifying Coronary Allograft Vasculopathy

NCT05751915
View directory record Official record
Conditions
Coronary Allograft Vasculopathy (CAV)
Interventions
CardioFlux
Device
Lead sponsor
Genetesis Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Not applicable Interventional

Mitigating Cephalad Fluid Shifts: A NSBRI Study

NCT03097523
View directory record Official record
Conditions
Intracranial Pressure
Interventions
Custom Thigh Cuff
Device
Lead sponsor
Saint John's Cancer Institute
Other
Eligibility
18 Years to 89 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Sep 30, 2026, 10:12 PM EDT
Enrolling by invitation No phase listed Observational

Multimodal Digital Biomarker Prediction of Acute Clinical Deterioration

NCT07817550
View directory record Official record
Conditions
Acute Disease, Disease Progression, Critical Illness, Biomarkers, Aging, Digital Health, Wearable Electronic Devices, Remote Patient Monitoring
Interventions
Multimodal Digital Biomarker Monitoring
Other
Lead sponsor
Truway Health, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2039
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Effect of Bepirovirsen on Cardiac Conduction as Assessed by 12-lead Electrocardiogram in Healthy Volunteers

NCT06422767
View directory record Official record
Conditions
Hepatitis B
Interventions
Bepirovirsen, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 10, 2026 · Synced Sep 30, 2026, 10:12 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluate Long Term Cardiovascular and Pulmonary Complications After COVID-19 With Point of Care Ultrasound

NCT04756193
View directory record Official record
Conditions
Covid19, Echocardiography, Ultrasound
Interventions
Point of care ultrasound including echocardiography, lung ultrasound, vascular ultrasound
Diagnostic Test
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Sep 30, 2026, 10:12 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

WHOOP ECG Software Performance Assessment Study

NCT06622265
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Electrocardiogram recording
Device
Lead sponsor
Whoop Inc.
Industry
Eligibility
22 Years and older
Enrollment
540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
7
States / cities
Phoenix, Arizona • Covina, California • Northridge, California + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 30, 2026, 10:12 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Influence of Progesterone Administration on Drug-Induced QT Interval Lengthening

NCT01929083
View directory record Official record
Conditions
Prolonged QT Interval in EKG and Sudden Death
Interventions
Progesterone, Placebo, Ibutilide
Drug
Lead sponsor
Indiana University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 30, 2015 · Synced Sep 30, 2026, 10:12 PM EDT
Completed No phase listed Observational Results available

Clinical Comparison of Electrocardiograms Collected Using an Ambulatory Holter

NCT02383667
View directory record Official record
Conditions
Electrocardiography
Interventions
Electrocardiogram holter
Device
Lead sponsor
University of Toledo Health Science Campus
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 7, 2019 · Synced Sep 30, 2026, 10:12 PM EDT