🏛️ Verified NIH Record • Updated 2026-07-09

Cerebral Hemodynamics and Microemboli During Placement of Relay®Branch Thoracic Stent-Graft System (NCT05155956)

🔵 Active, Not Recruiting Interventional Protocol 📊 Observational Clinical Research Sponsor: University of Pennsylvania

🩺 Plain-English Summary (8th-Grade Level)

This is an observational cohort study addressing the incidence of cerebral microemboli and alterations of cerebral hemodynamic physiology of the Relay®Branch thoracic stent-graft system.

Who can join: Review the eligibility criteria below.

Location: Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania

Age range: 18 Years

🧪 Interventions in This Study

  • transcranial Doppler ultrasonography (TCD) (OTHER)

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (2 Sites)

  • Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania
  • Penn Presbyterian Medical Center — Philadelphia, Pennsylvania

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

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💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗