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Showing 1–24 of 419 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Congenital Cardiac Defect Clear all
Active, not recruiting Phase 2 Interventional Results available

Intramyocardial Injection of Autologous Umbilical Cord Blood Derived Mononuclear Cells During Surgical Repair of Hypoplastic Left Heart Syndrome

NCT03779711
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome
Interventions
Autologous (self) mononuclear cells derived from umbilical cord blood, Stage II Surgical repair
Biological · Procedure
Lead sponsor
Timothy J Nelson, MD, PhD
Other
Eligibility
Up to 12 Months
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
8
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 7, 2025 · Synced Jul 23, 2026, 8:59 PM EDT
Completed No phase listed Observational

Biomarker Study for Heart Failure in Children With Single Ventricle Physiology

NCT00571233
View directory record Official record
Conditions
Tricuspid Atresia, Hypoplastic Left Heart Syndrome, Unbalanced AV Canal
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
1 Month to 6 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 13, 2015 · Synced Jul 23, 2026, 8:59 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

NICOM in Pregnant Women With Heart Disease

NCT03616730
View directory record Official record
Conditions
Heart Diseases in Pregnancy, Congenital Heart Disease in Pregnancy
Interventions
NICOM (non-invasive cardiac output monitor)
Diagnostic Test
Lead sponsor
Saint Luke's Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 14, 2022 · Synced Jul 23, 2026, 8:59 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

PatientSpot Formerly Known as ArthritisPower

NCT03840928
View directory record Official record
Conditions
Rheumatoid Arthritis, Ankylosing Spondylitis, Fibromyalgia, Gout, Crohn Disease, Juvenile Idiopathic Arthritis, Lupus Erythematosus, Myositis, Osteoarthritis, Osteoporosis, Psoriasis, Psoriatic Arthritis, Scleroderma, Dermatomyositis, Inflammatory Bowel Diseases, Polymyositis, Axial Spondyloarthritis, Diffuse Idiopathic Skeletal Hyperostosis, Polymyalgia Rheumatica, Giant Cell Arteritis, Temporal Arteritis, Wegener, Relapsing Polychondritis, Undifferentiated Connective Tissue Disease, Spinal Cord Injuries, Alzheimer Disease, Amyotrophic Lateral Sclerosis, Ataxia, Bell Palsy, Brain Tumor, Cerebral Aneurysm, Epilepsy, Guillain-Barre Syndrome, Headache, Head Injury, Hydrocephalus, Lumbar Disc Disease, Meningitis, Multiple Sclerosis, Muscular Dystrophy, Neurocutaneous Syndromes, Parkinson Disease, Stroke, Cluster Headache, Tension-Type Headache, Chronic Obstructive Pulmonary Disease, Asthma, Lung Cancer, Cystic Fibrosis, Sleep Apnea, Eczema, Alopecia, Chronic Inflammation, Unstable Angina, Heart Attack, Heart Failure, Arrythmia, Valve Heart Disease, High Blood Pressure, Congenital Heart Disease, Peripheral Arterial Disease, Diabetes, Chronic Liver Disease, Obesity
Interventions
Not listed
Lead sponsor
Global Healthy Living Foundation
Other
Eligibility
19 Years and older
Enrollment
40,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2025
U.S. locations
1
States / cities
Upper Nyack, New York
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Jul 23, 2026, 8:59 PM EDT
Completed No phase listed Observational

SNOO Smart Sleeper for Infants With CHD

NCT04534335
View directory record Official record
Conditions
Congenital Heart Disease, Infant Development, Technology
Interventions
SNOO Smart Sleep from Happiest Baby, Inc
Device
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
Up to 6 Months
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 5, 2022 · Synced Jul 23, 2026, 8:59 PM EDT
Completed No phase listed Observational

A Prospective Study of Patients With Hypoplastic Left Heart Syndrome (HLHS) Following Stage II Surgical Palliation

NCT01708863
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome
Interventions
Not listed
Lead sponsor
Timothy J Nelson, MD, PhD
Other
Eligibility
0 Months to 18 Months
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
3
States / cities
Rochester, Minnesota • Oklahoma City, Oklahoma • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 4, 2020 · Synced Jul 23, 2026, 8:59 PM EDT
Terminated Phase 3 Interventional

Right to Left Cardiac Shunt Detection

NCT01773252
View directory record Official record
Conditions
Right to Left Shunt, Patent Foramen Ovale, Atrial Septal Defect
Interventions
Flow Detection System
Device
Lead sponsor
Cardiox Corporation
Industry
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
8
States / cities
Phoenix, Arizona • Los Angeles, California • Aurora, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2015 · Synced Jul 23, 2026, 8:59 PM EDT
Active, not recruiting Phase 1 Interventional

Mesenchymal Stromal Cells for Infants With Congenital Heart Disease (MedCaP)

NCT04236479
View directory record Official record
Conditions
Congenital Heart Disease (CHD)
Interventions
BM-MSC
Biological
Lead sponsor
Catherine Bollard
Other
Eligibility
Up to 6 Months
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jul 23, 2026, 8:59 PM EDT
Completed Not applicable Interventional

Evaluation of VITLS Compared to Traditional Inpatient Monitoring in Cardiac Shunt-Dependent Children

NCT05526768
View directory record Official record
Conditions
Congenital Heart Disease, Desaturation of Blood
Interventions
VITLS Device
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 1 Year
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced Jul 23, 2026, 8:59 PM EDT
Active, not recruiting Not applicable Interventional

Harmony TPV Post-Approval Study

NCT05077774
View directory record Official record
Conditions
Congenital Heart Disease, Tetrology of Fallot, RVOT Anomaly, Pulmonary Regurgitation
Interventions
Harmony TPV System
Device
Lead sponsor
Medtronic Cardiovascular
Industry
Eligibility
Not listed
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2035
U.S. locations
19
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jul 23, 2026, 8:59 PM EDT
Completed Phase 2 Interventional Results available

Spironolactone in Adult Congenital Heart Disease

NCT01069510
View directory record Official record
Conditions
Congenital Heart Disease, Heart Failure, Endomyocardial Fibrosis
Interventions
Spironolactone 25mg, Placebo
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Jul 23, 2026, 8:59 PM EDT
Recruiting No phase listed Observational

Effect of Fetal Aortic Valvuloplasty on Outcomes

NCT05386173
View directory record Official record
Conditions
Congenital Heart Disease, Aortic Valve Stenosis, Fetal Cardiac Disorder, Hypoplastic Left Heart Syndrome
Interventions
Fetal aortic balloon dilatation
Procedure
Lead sponsor
Queen Silvia Children's Hospital, Gothenburg, Sweden
Other
Eligibility
23 Weeks to 31 Weeks
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
2
States / cities
San Francisco, California • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Jul 23, 2026, 8:59 PM EDT
Completed Phase 1 Interventional

A Pilot Study Investigating the Clinical Use of Tissue Engineered Vascular Grafts in Congenital Heart Surgery

NCT01034007
View directory record Official record
Conditions
Single Ventricle Cardiac Anomaly
Interventions
Tissue Engineered Vascular Grafts
Combination Product
Lead sponsor
Christopher Breuer
Other
Eligibility
1 Year to 100 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 1, 2018 · Synced Jul 23, 2026, 8:59 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Early Use of Vasopressin in Post-Fontan Management

NCT03088345
View directory record Official record
Conditions
Circulatory Perfusion Disorder, Congenital Heart Disease, Single-ventricle
Interventions
Vasopressin, Arginine, Placebo
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
3 Weeks to 18 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 6, 2020 · Synced Jul 23, 2026, 8:59 PM EDT
Terminated Phase 4 Interventional Results available

The Effects of Eplerenone on Markers of Myocardial Fibrosis in Adult Congenital Heart Disease

NCT01971593
View directory record Official record
Conditions
Tetralogy of Fallot, Transposition of the Great Vessels With an Arterial Switch, Single Ventricle With a Fontan Palliation
Interventions
Eplerenone
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 3, 2018 · Synced Jul 23, 2026, 8:59 PM EDT
Not listed No phase listed Observational

Muscle Catabolism and Outcomes in Children Following Cardiac Surgery

NCT04998643
View directory record Official record
Conditions
Congenital Heart Disease, ICU Acquired Weakness, Catabolic State
Interventions
Muscle ultrasound to estimate lean body mass
Diagnostic Test
Lead sponsor
Boston Children's Hospital
Other
Eligibility
3 Months to 18 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Jul 23, 2026, 8:59 PM EDT
Terminated No phase listed Observational

Percutaneous Interventions in Adults With CHD

NCT00266916
View directory record Official record
Conditions
Congenital Disorders
Interventions
Not listed
Lead sponsor
Children's Healthcare of Atlanta
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2006
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 22, 2007 · Synced Jul 23, 2026, 8:59 PM EDT
Completed No phase listed Observational

Relationship of Brain Natriuretic Peptide (BNP) Levels to Cardiac Diagnosis, Operation Performed, Post-operative Course and Outcome

NCT00238810
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
Not listed
Lead sponsor
Children's Healthcare of Atlanta
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 1, 2014 · Synced Jul 23, 2026, 8:59 PM EDT
Completed Phase 2 Interventional Results available

Randomized Trial of Maternal Progesterone Therapy

NCT02133573
View directory record Official record
Conditions
Congenital Heart Disease, Periventricular Leucomalacia, Brain Development, Cardiac Surgery, Neurodevelopmental Disability, Fetal Neuroprotection
Interventions
Progesterone, Vaginal lubricant
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Not listed
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 8, 2023 · Synced Jul 23, 2026, 8:59 PM EDT
Active, not recruiting Not applicable Interventional

Comparison of Methods of Pulmonary Blood Flow Augmentation in Neonates: Shunt Versus Stent (The COMPASS Trial)

NCT05268094
View directory record Official record
Conditions
Congenital Heart Disease in Children
Interventions
Ductal Arterial Stent, Systemic-to-Pulmonary Artery Shunt
Device · Procedure
Lead sponsor
Carelon Research
Other
Eligibility
1 Day to 30 Days
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
23
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Jul 23, 2026, 8:59 PM EDT
Completed Not applicable Interventional

Acetaminophen for Oxidative Stress After Cardiopulmonary Bypass

NCT01228305
View directory record Official record
Conditions
Congenital Heart Disease, Cardiopulmonary Bypass
Interventions
Acetaminophen
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
1 Day to 17 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Jul 23, 2026, 8:59 PM EDT
Recruiting Not applicable Interventional

Implementing Models for Mechanical Circulatory Support Presurgical Assessment in Congenital Heart Disease Treatment

NCT03891160
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
3D model of heart
Other
Lead sponsor
Columbia University
Other
Eligibility
Not listed
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
5
States / cities
Gainesville, Florida • Atlanta, Georgia • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2025 · Synced Jul 23, 2026, 8:59 PM EDT
Recruiting Phase 2 Interventional

Multicenter Trial of ECMO in Children With Severe Cardiac Failure Using the Cardiohelp System

NCT06080074
View directory record Official record
Conditions
Heart Failure, Cardiogenic Shock, Congenital Heart Disease, Cardiomyopathies
Interventions
Cardiohelp device (VA-ECMO), Heparin, Bivalirudin
Device · Drug
Lead sponsor
Stanford University
Other
Eligibility
0 Years to 16 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
5
States / cities
Palo Alto, California • New York, New York • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Jul 23, 2026, 8:59 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

ABL90 FP MC Neonatal Arterial, Venous, Capillary Blood

NCT06078943
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
method comparison
Device
Lead sponsor
Radiometer Medical ApS
Industry
Eligibility
1 Day to 28 Days
Enrollment
612 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 11, 2023 · Synced Jul 23, 2026, 8:59 PM EDT