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ClinicalTrials.gov public records Last synced Oct 18, 2026, 11:21 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 337–360 of 700 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: ECG Clear all
Completed No phase listed Observational Accepts healthy volunteers

Myocardial Ischemia Detection for Early Identification of Patients With Ischemic Chest Pain

NCT02055443
View directory record Official record
Conditions
Cardiac Ischemia, Chest Pain, Shortness of Breath
Interventions
12-lead holter monitor application
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lifelight Non-Invasive Blood Pressure and Heart Rate Validation Study

NCT06535152
View directory record Official record
Conditions
Hypertension
Interventions
Lifelight, Manual sphygmomanometer
Device
Lead sponsor
Xim Limited
Industry
Eligibility
18 Years to 85 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Louisville, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 2, 2024 · Synced Oct 18, 2026, 11:21 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

KardiaMobile ECG Monitoring Effects on Health Care Utilization and Patient Experience With Atrial Fibrillation

NCT05407415
View directory record Official record
Conditions
Atrial Fibrillation (AF)
Interventions
Kardia Mobile 6L Device
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Recruiting No phase listed Observational

Biomarkers to Predict Cancer Therapy-related Cardiotoxicity

NCT06353191
View directory record Official record
Conditions
Hematopoietic and Lymphatic System Neoplasm, Malignant Solid Neoplasm
Interventions
Non-Interventional Study
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
693 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2031
U.S. locations
4
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Tampa, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Phase 1Phase 2 Interventional Results available

HPV Vaccine PRGN-2009 Alone or in Combination With Anti-PDL1/TGF-Beta Trap (M7824) in Subjects With HPV Associated Cancers

NCT04432597
View directory record Official record
Conditions
HPV Positive Cancer, Vulvar, Vaginal, Penile, Rectal Cancer, Anal Cancer, Oropharyngeal Cancer, Cervical Cancer
Interventions
PRGN-2009, M7824, EKG, CT Scan, Brain MRI, Biopsy
Biological · Diagnostic Test · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Not applicable Interventional

A Randomized, Double-blind, Sham-controlled Pilot Study to Evaluate the Treatment Efficacy of Magnetic EEG/ECG-Guided Resonance Therapy (MeRT) in College Students With ADHD

NCT03066505
View directory record Official record
Conditions
ADHD
Interventions
Active MeRT Treatment, Sham MeRT Treatment
Device
Lead sponsor
Wave Neuroscience
Industry
Eligibility
18 Years to 25 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2019 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Phase 3 Interventional

Risk Score Alerts for Chest Pain Care

NCT00674375
View directory record Official record
Conditions
Chest Pain, Acute Myocardial Infarction
Interventions
Electronic risk alerts
Other
Lead sponsor
Harvard Vanguard Medical Associates
Other
Eligibility
30 Years and older
Enrollment
8,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
2
States / cities
Boston, Massachusetts • Newton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2015 · Synced Oct 18, 2026, 11:21 AM EDT
Active, not recruiting Not applicable Interventional

Insertable Cardiac Monitor for Primary Atrial Fibrillation Detection in High-Risk Heart Failure Patients

NCT04818645
View directory record Official record
Conditions
Atrial Fibrillation, Heart Failure
Interventions
ASSERT Insertable Cardiac Monitor, Conventional Management and monitoring
Device · Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

ECG App Algorithms Clinical Validation Study

NCT04247581
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
1-lead ECG
Device
Lead sponsor
Apple Inc.
Industry
Eligibility
22 Years and older
Enrollment
546 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
4
States / cities
Phoenix, Arizona • Coral Gables, Florida • Avon, Indiana + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2021 · Synced Oct 18, 2026, 11:21 AM 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 Oct 18, 2026, 11:21 AM EDT
Terminated No phase listed Observational

Cardiovasculorenal Phenotyping in Fabry Disease Through Noninvasive Testing

NCT05699265
View directory record Official record
Conditions
Fabry Disease
Interventions
Measures of arterial stiffness and endothelial function, Ambulatory blood pressure monitoring, Cardiopulmonary exercise testing (CPET), Serum and urine biomarkers
Diagnostic Test
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
8 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 19, 2025 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cerebral Cortical Influences on Autonomic Function

NCT03869372
View directory record Official record
Conditions
Healthy Subjects, Functional Dyspepsia, Irritable Bowel Syndrome
Interventions
rTMS
Device
Lead sponsor
David Levinthal
Other
Eligibility
21 Years to 60 Years
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 18, 2026, 11:21 AM 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 Oct 18, 2026, 11:21 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Non-Invasive and Non-Contact Intracranial Pressure Waveform Recording Using Dynamic Video Ophthalmoscopy

NCT04046523
View directory record Official record
Conditions
Intracranial Pressure Increase
Interventions
Video ophthalmoscope
Device
Lead sponsor
University of Minnesota
Other
Eligibility
4 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 18, 2026, 11:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Define the ECG Effects of Tizanidine Compared to Placebo and the Positive Control, Moxifloxacin, in Healthy Men and Women Using a Blinded ECG Evaluator: A Thorough ECG Trial

NCT01839279
View directory record Official record
Conditions
Spasticity
Interventions
Tizanidine, Placebo, Moxifloxacin
Drug
Lead sponsor
Acorda Therapeutics
Industry
Eligibility
18 Years to 45 Years
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2021 · Synced Oct 18, 2026, 11:21 AM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Study of Midomafetamine in Healthy Adults

NCT07584720
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Midomafetamine HCl
Drug
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Clinical Validation of Non-Contact Vital Signs

NCT07362641
View directory record Official record
Conditions
Vital Sign Evaluation
Interventions
SmartSpectra Vital Signs Monitor measurement
Device
Lead sponsor
Presage Technologies, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Withdrawn Not applicable Interventional

Heart Rate Variability Changes During Cardiac Surgery And The Incidence Of Post-Operative Cardiac Arrhythmias

NCT01359683
View directory record Official record
Conditions
Cardiac Arrhythmia
Interventions
Dataq Instruments DI-158
Device
Lead sponsor
Drexel University College of Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 14, 2013 · Synced Oct 18, 2026, 11:21 AM 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 18, 2026, 11:21 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Biomarker Development for Muscular Dystrophies

NCT05019625
View directory record Official record
Conditions
Myotonic Dystrophy, Duchenne Muscular Dystrophy, Becker Muscular Dystrophy, Facioscapulohumeral Muscular Dystrophy
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years and older
Enrollment
465 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
5
States / cities
Boston, Massachusetts • Winston-Salem, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 18, 2026, 11:21 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Positron Emission Tomography (PET) Imaging of Thrombosis

NCT03830320
View directory record Official record
Conditions
Atrial Fibrillation, COVID-19, Cancer, Thrombosis
Interventions
[64Cu]FBP8, PET/MR, Blood Collection, Electrocardiogram
Drug · Device · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Allogeneic Hematopoietic Stem Cell Transplantation With Briquilimab-Based Conditioning in Participants With GATA2 Deficiency

NCT05907746
View directory record Official record
Conditions
GATA2, Immunodeficiency
Interventions
Mycophenolate Mofetil, Tacrolimus, Post-Transplant Cyclophosphamide, Total Body Irradiation, Hematopoietic Cell Transplant, Briquilimab, Cyclophosphamide, Fludarabine, Bone Marrow Biopsy, Bone Marrow Aspirate, 2D echo, EKG, PFT's, CT scan of chest, abdomen and pelvis
Drug · Radiation · Procedure + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
6 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 18, 2026, 11:21 AM EDT
Completed No phase listed Observational Results available

Reveal In-Office Implants

NCT01168427
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
Reveal® DX or Reveal® XT Insertable Cardiac Monitor
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
9
States / cities
La Jolla, California • Miramar, Florida • Macon, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2018 · Synced Oct 18, 2026, 11:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

ECG Vector Determination

NCT01486056
View directory record Official record
Conditions
Epilepsy
Interventions
Not listed
Lead sponsor
Cyberonics, Inc.
Industry
Eligibility
12 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 21, 2012 · Synced Oct 18, 2026, 11:21 AM EDT