Two-Year Study of Tissue Engineered Vascular Grafts for Heart Conditions

This study is testing a new type of blood vessel, called a Tissue Engineered Vascular Graft, for children with certain complex heart conditions like Hypoplastic Left Heart Syndrome (HLHS). These grafts are used in a surgery called an extracardiac total cavopulmonary connection (EC TCPC). Researchers want to see how safe and effective these grafts are over two years. They will be looking for any problems like narrowing (stenosis), widening (aneurysm), blood clots, or infections related to the graft. You might be able to join if you need an EC TCPC and meet other study requirements. The study aims to enroll 24 participants, but its current status is unclear.

Study design
This is a single-arm, open-label study, meaning all 24 participants will receive the Tissue Engineered Vascular Grafts. It is evaluating the safety and effectiveness of these grafts.
What's involved
You would undergo an EC TCPC surgery with the graft and have regular follow-up visits at Nationwide Children's Hospital for at least two years. These visits will include imaging tests like echocardiograms and MRIs.
Compensation
Not stated in the trial record.
Follow-up
Participants will be followed for a minimum of two years after the graft is implanted to assess safety and tolerability.

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NCT04467671

Two-Year Study of the Safety and Efficacy of the Second-Generation Tissue Engineered Vascular Grafts

Recruiting
PHASE2All AgesInterventionalTreatment
Nationwide Children's Hospital
~24 participants
Updated 2025-06-27 on ClinicalTrials.gov
What's tested:Tissue Engineered Vascular Grafts

At a glance

Recruiting sites
1 of 1 listed site is recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
Safety and Tolerability of TEVG
Measured over 2 years
+2 more outcomes measured
HLH - Hypoplastic Left Heart Syndrome
DORV
DILV - Double Inlet Left Ventricle
Mitral Atresia
Tricuspid Atresia
Unbalanced AV Canal
Single-ventricle
Heart Defects, Congenital
Cardiovascular Abnormalities
Cardiovascular Diseases
Heart Diseases
1 sites across 1 states
Ohio1
  • Christopher Breuer, MD · STUDY_CHAIR · Nationwide Children's Hospital
  • Toshiharu Shinoka, MD/PhD · STUDY_CHAIR · Nationwide Children's Hospital
  • Mark Galantowicz, MD · PRINCIPAL_INVESTIGATOR · Nationwide Children's Hospital

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Eligibility criteria

Exclusion

Patients will be excluded from participation in the study if they meet any of the following criteria.
  • Safety and Tolerability of TEVG2 years

    Assessed through graft related complications as determined by serial echocardiogram

  • Safety and Tolerability of TEVG2 years

    Assessed through graft related complications as determined by serial MRI

  • Safety and Tolerability of TEVG2 years

    Assessed through adverse events