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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Single Ventricle Defect Clear all
Recruiting Not applicable Interventional

Impact of Early Fortini Initiation on Growth and Interstage Outcomes in Infants With Single Ventricle Physiology

NCT07087782
View directory record Official record
Conditions
Single-ventricle
Interventions
Fortini formula, Standard Nutritional Care
Other
Lead sponsor
Driscoll Children's Hospital
Other
Eligibility
0 Months to 6 Months
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Corpus Christi, Texas
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Phase 2 Interventional Results available

Transfusion Strategies in Pediatric Cardiothoracic Surgery

NCT00350220
View directory record Official record
Conditions
Congenital Heart Disease
Interventions
transfusion strategy, Low Hb transfusion group
Other
Lead sponsor
University of Rochester
Other
Eligibility
4 Months to 7 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2015 · Synced Sep 9, 2026, 12:34 AM EDT
Withdrawn Not applicable Interventional

Iron Prophylaxis for Anemia in Infants With Cyanotic Congenital Heart Disease

NCT00459225
View directory record Official record
Conditions
Anemia
Interventions
Iron (ferrous sulfate)
Drug
Lead sponsor
Emory University
Other
Eligibility
Up to 2 Months
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 8, 2014 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational

Plastic Bronchitis and Protein Losing Enteropathy in Children With Single Ventricle Physiology

NCT01563757
View directory record Official record
Conditions
Fontan Physiology Patients With PB or PLE, Fontan Physiology Patients Without PB or PLE
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
6 Months and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 28, 2013 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Use of Vasopressin Following the Fontan Operation

NCT02975999
View directory record Official record
Conditions
Pleural Effusion, Single-ventricle
Interventions
Vasopressin, Normal Saline
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Months to 7 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Oak Lawn, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Not applicable Interventional Results available

Training in Exercise Activities and Motion for Growth

NCT01917084
View directory record Official record
Conditions
Single Ventricle Physiology
Interventions
Passive range of motion (ROM) exercise
Other
Lead sponsor
Carelon Research
Other
Eligibility
1 Day to 30 Days
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Philadelphia, Pennsylvania • Houston, Texas • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Nutritional Failure in Infants With Single Ventricle Congenital Heart Disease

NCT01821287
View directory record Official record
Conditions
Congenital Heart Disease, Nutritional Failure
Interventions
CHD
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 12 Months
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cerebral Anatomy, Hemodynamics and Metabolism

NCT02919956
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome
Interventions
Magnetic Resonance Imaging, Neurodevelopmental Testing
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
3 Years and older
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 17, 2024 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Not applicable Interventional

Exclusive Human Milk Feeding in Infants With Single Ventricle Physiology

NCT02860702
View directory record Official record
Conditions
Congenital Heart Defect
Interventions
Human Milk Derived Fortifier, Human/Bovine Milk
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
1 Day to 7 Days
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
12
States / cities
Loma Linda, California • Los Angeles, California • Orange, California + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2023 · Synced Sep 9, 2026, 12:34 AM EDT
Not listed No phase listed Observational

Biomarkers for Feeding Intolerance in Infants With Complex Congenital Heart Defects Undergoing Single Ventricle Staged Palliation

NCT02995577
View directory record Official record
Conditions
Single Ventricle Physiology
Interventions
Feeding tolerant, Feeding intolerant, Necrotizing enterocolitis
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
1 Day to 3 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 15, 2016 · Synced Sep 9, 2026, 12:34 AM EDT
Recruiting Not applicable Interventional

HeartGPS: A Study Exploring the Effects of a Psychological Intervention for Parents and Their Babies After Prenatal Cardiac Diagnosis

NCT06175104
View directory record Official record
Conditions
Heart Defects, Congenital, Anxiety in Pregnancy, Depression, Postpartum, Trauma, Psychological, Neurodevelopmental Disorders
Interventions
HeartGPS
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Los Angeles, California • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 19, 2025 · Synced Sep 9, 2026, 12:34 AM EDT
Terminated No phase listed Observational

NIRS Monitoring in the Ambulatory Single Ventricle Patient

NCT00166218
View directory record Official record
Conditions
Ambulatory Children With Single Ventricle
Interventions
near-infrared spectroscopy
Device
Lead sponsor
Emory University
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 26, 2013 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational

Clinical Characteristics and Associations of the "Good Fontan" Patient

NCT03470428
View directory record Official record
Conditions
Congenital Heart Disease, Single-ventricle
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 60 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 18, 2023 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Not applicable Interventional

Impact of Early Intervention on Maternal Stress in Mothers of Fetuses Diagnosed With Single Ventricle Physiology

NCT02462434
View directory record Official record
Conditions
Heart Defects, Congenital, Hypoplastic Left Heart Syndrome, Single Ventricle Defect, Stress, Psychological
Interventions
Early palliative care team consultation
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Phase 4 Interventional Results available

Study of Effects of Sildenafil on Patients With Fontan Heart Circulation

NCT01815502
View directory record Official record
Conditions
Single Ventricle Heart Disease After Fontan Surgery
Interventions
Cardiac catheterization
Diagnostic Test
Lead sponsor
Medical University of South Carolina
Other
Eligibility
3 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 6, 2018 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Not applicable Interventional Results available

Simple Non-invasive Breathing Device to Improve Pulmonary Flow Pusatility in Single Ventricle Post Fontan

NCT05634226
View directory record Official record
Conditions
Single-ventricle
Interventions
Hands-free oral-positive pressure device (oPEP)
Device
Lead sponsor
Tarek Alsaied
Other
Eligibility
8 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2025 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Frailty in Children With Cardiac Disease

NCT02999438
View directory record Official record
Conditions
Pulmonary Hypertension, Heart Failure, Single Ventricle
Interventions
Actigraph to check activity levels at home
Device
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
8 Years to 18 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 13, 2023 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational

SVRII Family Factors Study

NCT01582529
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 60 Years
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
10
States / cities
Los Angeles, California • Wilmington, Delaware • St. Petersburg, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational

Cardiac Biomarkers in Patients With Single Ventricle Physiology

NCT03678909
View directory record Official record
Conditions
Hypoplastic Left Heart, Congenital Heart Disease, Cyanotic Congenital Heart Disease, Cardiac Disease
Interventions
Norwood Palliation / DKS / Damus-Kaye-Stansel procedure
Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 2 Months
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 2, 2020 · Synced Sep 9, 2026, 12:34 AM EDT
Completed No phase listed Observational

Single Ventricle Outcome

NCT00308217
View directory record Official record
Conditions
Heart Disease, Congenital, Single Ventricle, Hypoplastic Left Heart Syndrome
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2013 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Pharmacokinetic/Pharmacodynamic Study of Udenafil in Adolescents

NCT02201342
View directory record Official record
Conditions
Single Ventricle Heart Disease After Fontan Surgery
Interventions
Udenafil
Drug
Lead sponsor
Mezzion Pharma Co. Ltd
Industry
Eligibility
14 Years to 18 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
5
States / cities
Indianapolis, Indiana • Ann Arbor, Michigan • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated May 5, 2025 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Not applicable Interventional

Re-Energize Fontan

NCT04195451
View directory record Official record
Conditions
Single-ventricle
Interventions
Live-Video-Supervised Exercise Intervention, Usual Care then Live-Video Supervised Exercise Intervention
Other
Lead sponsor
Stanford University
Other
Eligibility
8 Years to 19 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 9, 2026, 12:34 AM EDT
Recruiting No phase listed Observational

Extracellular Vesicle Micro RNA Profiling in Congenital Heart Disease: Fetal-Maternal Regulation in Neonatal Thrombosis

NCT06434207
View directory record Official record
Conditions
Congenital Heart Disease, Single-ventricle, Thrombosis
Interventions
Collecting discarded blood samples
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
1 Day to 7 Days
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Sep 9, 2026, 12:34 AM EDT
Completed Not applicable Interventional

Cognitive Intervention to Improve Working Memory

NCT03687008
View directory record Official record
Conditions
Single Ventricle Heart Disease
Interventions
Cognitive Computer Based Intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
14 Years to 18 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Sep 9, 2026, 12:34 AM EDT