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ClinicalTrials.gov public records Last synced Oct 18, 2026, 8:52 PM EDT

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Showing 529–552 of 700 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: ECG Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

Comparative Study of the Sternal Patch System With a Conventional Holter Recorder

NCT04241692
View directory record Official record
Conditions
Cardiac Arrhythmia, Syncope
Interventions
CarnationTM Ambulatory Monitoring Sternal ECG Patch System, Conventional 24-Hour 7 Lead Holter Monitor Recorder
Device
Lead sponsor
Children's National Research Institute
Other
Eligibility
Up to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Noninvasive Markers of Functional Nausea in Children

NCT03593811
View directory record Official record
Conditions
Nausea
Interventions
Questionnaires, 4 channel electrogastrogram (EGG), 36 channel high resolution electrogastrogram (HR-EGG), Magnetogastrogram (MGG), Electrocardiogram (EKG), Ondansetron, Cyproheptadine Oral Tablet
Diagnostic Test · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
8 Years to 17 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Not applicable Interventional

The SMART-LV Pilot Study

NCT05630170
View directory record Official record
Conditions
Left Ventricular Systolic Dysfunction
Interventions
AI-ECG
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 24, 2024 · Synced Oct 18, 2026, 8:52 PM EDT
Completed No phase listed Observational

Atrial Fibrillation Screening in Nursing Homes

NCT03860246
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Portable ECG monitor
Diagnostic Test
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
Not listed
Enrollment
245 participants
Timeline
2018
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Mar 4, 2019 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Phase 1 Interventional

VEG111485: A QTc Study of Pazopanib

NCT00861029
View directory record Official record
Conditions
Carcinoma, Renal Cell
Interventions
Pazopanib, Placebo for pazopanib, Moxifloxacin, Placebo for moxifloxacin
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
8
States / cities
Duarte, California • Santa Monica, California • Detroit, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 18, 2026, 8:52 PM EDT
Terminated No phase listed Observational

SHERLOCK 3CG™ Diamond Tip Confirmation System

NCT03288766
View directory record Official record
Conditions
Indication for Peripheral Intravenous Catheterization, Atrial Flutter, Premature Atrial Contraction, Premature Ventricular Contraction, Premature Junctional Contraction, Tachycardia, Atrioventricular Block, Bundle-Branch Block
Interventions
PICC placement with SHERLOCK 3CG™ Diamond TCS with MODUS II software
Procedure
Lead sponsor
C. R. Bard
Industry
Eligibility
21 Years and older
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
6
States / cities
Las Vegas, Nevada • Greensboro, North Carolina • Greenville, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Oct 18, 2026, 8:52 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Low Ejection Fraction in Single Lead ECG

NCT05010655
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 9, 2022 · Synced Oct 18, 2026, 8:52 PM EDT
Recruiting Not applicable Interventional

Left Atrial Imaging Prior to Cardioversion: Leveraging Computed Tomography to Rule Out Thrombus in The Emergency Department (LA CLOTTED)

NCT07002450
View directory record Official record
Conditions
Atrial Fibrillation (AF), Atrial Flutter
Interventions
Cardiac computed tomography angiography, Standard of care management
Diagnostic Test · Other
Lead sponsor
Ottawa Heart Institute Research Corporation
Other
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brachial Artery Ultrasound Imaging: A Repeatability Study

NCT02682576
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Brachial artery ultrasound imaging
Procedure
Lead sponsor
Everist Genomics, Inc
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
2
States / cities
Derby, Connecticut • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Oct 18, 2026, 8:52 PM EDT
Not listed No phase listed Observational

South Asian Arrhythmogenic Cardiomyopathy Registry

NCT04895540
View directory record Official record
Conditions
Arrhythmogenic Right Ventricular Cardiomyopathy, Arrhythmogenic Right Ventricular Dysplasia, Arrhythmogenic Ventricular Cardiomyopathy, Arrhythmogenic Cardiomyopathy, Ventricular Tachycardia, Sudden Cardiac Death
Interventions
ECG, Echocardiography, Cardiac MRI, Ambulatory ECG recording, Cardiac EP study, All study subjects will undergo sample collection for genetic testing.
Diagnostic Test · Genetic
Lead sponsor
Sheri Kashmir Institute of Medical Sciences
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Phase 1 Interventional Results available

Romidepsin, CC-486 (5-azacitidine), Dexamethasone, and Lenalidomide (RAdR) for Relapsed/Refractory T-cell Malignancies

NCT04447027
View directory record Official record
Conditions
Cutaneous T-Cell Lymphoma, Mature T-cell Malignancies, Peripheral T-Cell Lymphoma, Relapsed/ Refractory T-cell Malignancies
Interventions
Romidepsin, Lenalidomide, CC-486 (5-azacitidine), Dexamethasone, EKG, Bone Marrow Aspiration/Biopsy, MRI, Lumbar Puncture, TTE
Drug · Diagnostic Test · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 18, 2026, 8:52 PM EDT
Terminated Phase 2 Interventional

ZP120 Add-on to Furosemide in Treatment of Acute or Sub-Acute Decompensated Heart Failure

NCT00283361
View directory record Official record
Conditions
Heart Failure, Congestive
Interventions
ZP120, I.v. catherization, 6-minutes walk performance, Dyspnea severity assessment, Blood sampling for laboratory tests, ECG, Physical examination
Drug · Procedure · Behavioral
Lead sponsor
Zealand Pharma
Industry
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
22
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2007 · Synced Oct 18, 2026, 8:52 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

imPulse™ Tor System Self-Directed Cuffless Blood Pressure Monitoring

NCT05386654
View directory record Official record
Conditions
AI-driven, Self-directed Blood Pressure Monitoring
Interventions
imPulse™ Tor System
Device
Lead sponsor
Level 42 AI, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Mar 23, 2023 · Synced Oct 18, 2026, 8:52 PM EDT
Recruiting Phase 2 Interventional

Early Screening and Treatment of Heart Complication in Sickle Cell Disease

NCT07023666
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Deferoxamine, Deferasirox, Deferiprone, Echocardiography, Electrocardiogram (ECG)
Drug · Device
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Fairfax, Virginia • Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Phase 1 Interventional

Oral Nifedipine to Treat Iron Overload

NCT00712738
View directory record Official record
Conditions
Thalassemia, Iron Overload, Hemochromatosis
Interventions
Nifedipine, Phlebotomy, Urinalysis, Echocardiogram, Electrocardiogram
Drug · Procedure
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 18, 2026, 8:52 PM EDT
Active, not recruiting No phase listed Observational

An Observational Study Using Artificial Intelligence (AI) Algorithms on Electrocardiography (ECG), Point-of-care Ultrasound (POCUS), and Transthoracic Echocardiophy (TTE) to Estimate the Under-diagnosis of Transthyretin Amyloid Cardiomyopathy (ATTR-CM) Across a Diverse Range of US Health Systems.

NCT07062848
View directory record Official record
Conditions
Transthyretin (TTR) Amyloid Cardiomyopathy
Interventions
AI Toolkit for ATTR-CM Diagnosis
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
50 Years to 95 Years
Enrollment
1,500,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
12
States / cities
San Francisco, California • New Haven, Connecticut • Chicago, Illinois + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Not applicable Interventional Results available

Ambulatory Post-Syncope Arrhythmia Protection Feasibility Study

NCT02188147
View directory record Official record
Conditions
Syncope
Interventions
Short Term Wearable Defibrillator
Device
Lead sponsor
Zoll Medical Corporation
Industry
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
6
States / cities
Danbury, Connecticut • Jacksonville, Florida • Minneapolis, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 18, 2026, 8:52 PM EDT
Completed No phase listed Observational

A Study to Determine the Feasibility of Wireless Electrocardiography

NCT02162394
View directory record Official record
Conditions
Atrial Fibrillation, Premature Atrial and Ventricular Beats, Conduction Defects, Normal Sinus Rhythm
Interventions
Observational ambulatory ECG monitoring
Device
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 18, 2026, 8:52 PM EDT
Recruiting Phase 2 Interventional

Cardioprotection in AML

NCT04977180
View directory record Official record
Conditions
AML, Acute Myeloid Leukemia
Interventions
Cardioprotection
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Phase 1 Interventional

Effect of SAR302503 on ECG Activity in Patients With Solid Tumors

NCT01836705
View directory record Official record
Conditions
Neoplasm Malignant
Interventions
SAR302503 (TG101348), Placebo SAR302503, Panolosetron
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
8
States / cities
Los Angeles, California • Augusta, Georgia • Detroit, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Oct 18, 2026, 8:52 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 Oct 18, 2026, 8:52 PM EDT
Withdrawn Not applicable Interventional

Lung Heart Rate Variability

NCT03674450
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
Heart Rate Variability Biofeedback Training
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 7, 2020 · Synced Oct 18, 2026, 8:52 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Influence of Testosterone Administration on Drug-Induced QT Interval Prolongation and Torsades de Pointes

NCT02513940
View directory record Official record
Conditions
Long QT Syndrome
Interventions
Testosterone, Progesterone, Placebo, Ibutilide
Drug
Lead sponsor
Indiana University
Other
Eligibility
65 Years and older · Male only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 18, 2026, 8:52 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

HeartBeam ECG Registry

NCT07501299
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter, Bradycardia, Tachycardia, Arrhythmia
Interventions
Electrocardiogram (ECG)
Diagnostic Test
Lead sponsor
HeartBeam, Inc.
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 18, 2026, 8:52 PM EDT