New stent graft aims to keep dialysis veins open longer

NCT ID NCT04540302

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a special stent graft (WRAPSODY) against the usual balloon treatment for vein blockages in people on dialysis. The goal was to see if the stent graft could keep the vein open longer and reduce the need for repeat procedures. A total of 357 patients took part across multiple centers.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

WRAPSODY Endovascular Stent Graft

What this could lead to

If successful, this stent graft could help dialysis patients keep their vein access open longer, reducing the need for repeat procedures.

What could go wrong

This is a completed study, but results may not apply to all patients. Stent grafts carry risks like clotting or infection, and the device may not outperform standard treatment.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

congenital arteriovenous fistula vascular occlusion disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Brigham and Women's Faulkner Hospital

    West Roxbury, Massachusetts, 02130, United States

  • CDVA

    Pasadena, Texas, 77504, United States

  • Charlotte Radiology

    Charlotte, North Carolina, 28202, United States

  • Chicago Access Center

    Chicago, Illinois, 60559, United States

  • Churchill Hospital

    Oxford, OX3 7LE, United Kingdom

  • Cleveland Clinic

    Cleveland, Ohio, 44195, United States

  • Coastal Vascular and Interventional

    Pensacola, Florida, 32504, United States

  • Dallas Nephrology Associates

    Plano, Texas, 75093, United States

  • Dorset County Hospital

    Dorchester, United Kingdom

  • First Coast Cardiovascular Institute

    Jacksonville, Florida, 32256, United States

  • Global Kidney Associates

    Houston, Texas, 77008, United States

  • Hospital Universitário Pedro Ernesto

    Rio de Janeiro, Brazil

  • Houston Methodist Hospital

    Houston, Texas, 77030, United States

  • Indiana University Hospital and Methodist Hospital

    Indianapolis, Indiana, 46202, United States

  • Instituto Dante Pazzanese de Cardiologia

    São Paulo, Brazil

  • Instituto Santa Marta De Ensino E Pesquisa

    Brasília, Brazil

  • King's Daughters Medical Center

    Ashland, Kentucky, 41101, United States

  • Leesburg Vascular Access Center & Discovery Medical Research

    Oscala, Florida, 34471, United States

  • Lister Hospital

    Stevenage, SG1 4AB, United Kingdom

  • Michigan Vascular Access Center

    Flint, Michigan, 48507, United States

  • NC Heart and Vascular Research

    Raleigh, North Carolina, 27607, United States

  • Nephrology Associates

    Newark, Delaware, 19713, United States

  • North Carolina Nephrology Raleigh Access

    Raleigh, North Carolina, 27610, United States

  • Northwestern Medical Center

    Chicago, Illinois, 60611, United States

  • Open Access Miami, LLC

    Miami, Florida, 33169, United States

  • PPG Health PA, DBA-Tarrant Vascular

    Fort Worth, Texas, 76104, United States

  • Pima Heart and Vascular

    Tucson, Arizona, 85718, United States

  • Prisma Health System Upstate

    Greenville, South Carolina, 29605, United States

  • Providence Access Center

    Providence, Rhode Island, 02906, United States

  • Queen Elizabeth Hospital

    Birmingham, B15 2TH, United Kingdom

  • Real Hospital Português de Beneficência em Pernambuco

    Recife, Brazil

  • Renal Disease Research Institute

    Dallas, Texas, 75235, United States

  • Royal London Hospital

    London, E1 1FR, United Kingdom

  • Sentara Vascular Specialists

    Virginia Beach, Virginia, 23507, United States

  • Soltero Cardiovascular Research Center

    Dallas, Texas, 75226, United States

  • Southwest Kidney institute (SKI) Vascular Center

    Tempe, Arizona, 85281, United States

  • St. Joseph Hospital

    Orange, California, 92868, United States

  • Toronto General Hospital

    Toronto, Canada

  • UNC Health

    Chapel Hill, North Carolina, 27599, United States

  • University Pittsburg Medical Center

    Pittsburgh, Pennsylvania, 15213, United States

  • University of Texas Health - Memorial Hermann Katy Hospital

    Katy, Texas, 77494, United States

  • Vascular Care Connecticut

    Darien, Connecticut, 06820, United States

  • Vascular Institute of Atlantic Medical Imaging

    Vineland, New Jersey, 80360, United States