Sirolimus AngioInfusion Balloon versus Paclitaxel Drug-Coated Balloon for coronary in-stent restenosis
Official title: A Prospective, Multi-center, Single-blind, Randomized (1:1), Non-inferiority Study Comparing Clinical Outcomes of the Virtue® Sirolimus AngioInfusion™ Balloon (SAB) to the AGENT™ Paclitaxel Drug-Coated Balloon (DCB) in the Treatment of Coronary Artery In-stent Restenosis (ISR).
Run by Orchestra BioMed, Inc · NCT07045194 · Data updated 2026-11-12
This study will test whether the Virtue sirolimus angioinfusion balloon works as well as the AGENT paclitaxel drug-coated balloon for people with a single coronary in‑stent restenosis lesion.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 740 (estimated) |
| Sponsor | Orchestra BioMed, Inc Industry-sponsored |
| Locations | 22 sites (Phoenix, Arizona and 21 other locations) |
| Status | Recruiting |
| Started | October 20, 2025 |
| Main results expected | October 2028 |
| Study ends | October 2032 |
| Registry record updated | October 22, 2026 |
| Trial ID | NCT07045194 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults with a single coronary in‑stent restenosis lesion (one or two stent layers) in a 2.0–4.0 mm vessel, lesion length ≤26 mm, and prior treatment with a DES or BMS.
✕Probably not a fit
Patients with lesion length >26 mm, vessel diameter <2.0 mm or >4.0 mm, multiple critical ISR lesions, or other exclusions are unlikely to benefit from participation.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective, multi-center, single-blind, randomized (1:1) non-inferiority trial comparing the Virtue Sirolimus AngioInfusion Balloon (SAB) to the AGENT Paclitaxel Drug-Coated Balloon (DCB) for treatment of coronary artery in-stent restenosis (ISR). Eligible participants have a single critical ISR lesion in a native coronary artery (one or two stent layers) with vessel diameter 2.0–4.0 mm and lesion length ≤26 mm. Subjects are randomized to receive either the sirolimus angioinfusion balloon or the paclitaxel-coated balloon and followed for clinical outcomes. The trial tests whether clinical outcomes with the Virtue SAB are non-inferior to those with the AGENT DCB.
Why it matters
Potential benefit: If successful, the Virtue sirolimus balloon could provide an alternative drug-delivery option that matches current paclitaxel-coated balloons in preventing restenosis.
How similar studies have gone: Paclitaxel-coated balloons have established benefit for coronary ISR, while sirolimus-coated delivery technologies are newer and show early promising but less mature evidence.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * In-stent restenosis (one or two stent layers) in a lesion previously treated with drug- eluting (DES) or bare metal stents (BMS) in a native coronary artery. * The target lesion has a reference vessel diameter ≥ 2.0 mm and ≤ 4.0 mm by visual assessment. * The subject has only one critical ISR lesion in the target vessel. * The subject may have one other critical lesion in a non-target vessel that must be treated before the Target Lesion (TL). * Target lesion length must be ≤ 26 mm and must be completely coverable by only one Virtue® or AGENT™ balloon. The balloon can extend up to 5 mm proximal or distal beyond the edge of the target stented length. * The target lesion must have one of the following: * Visually estimated stenosis of ≥ 70% and \<100% diameter stenosis, OR * Visually estimated stenosis ≥ 50% and \< 70% with one of the following: * abnormal fractional flow reserve (FFR) including Angio based FFR ≤ 0.80, or; * abnormal instantaneous wave-free ratio (iFR) or resting full-cycle ratio (RFR) ≤ 0.89, or; * abnormal stress or imaging stress test, or; * ischemic symptoms referable to the target lesion * Involved in a NSTEMI or Acute Coronary Syndrome (ACS) event with decreasing enzymes * Target lesion must be successfully pre-treated according to standard of care with an achieved residual stenosis of ≤ 30% by visual estimate with TIMI grade flow of 3 prior to randomization. Exclusion Criteria: * Subject has a left ventricular ejection fraction \< 30% within 6 months. * Subject was treated by PCI or another coronary intervention within the last 30 days. * Planned PCI or CABG after the index procedure. * Subjects with STEMI \< 72 hours prior to index procedure and those with NSTEMI who have increasing biomarkers within 12 hours of the index procedure. * If single-layer ISR, any previous treatment (other than balloon angioplasty alone) of the target vessel for restenosis. If double-layer ISR, any treatment (other than balloon angioplasty alone) of the double-layer ISR restenosis. * Target lesion is located within a saphenous vein graft or an arterial graft. * Thrombus is present in the target vessel. * \> 50% stenosis of an additional lesion proximal or clinically significant distal (\>2.0mm RVD) to the target lesion. * A dissection in the target lesion requiring treatment with a stent post pre-dilatation. * The target ISR lesion has more than two layers of previously placed stents. * Subject has critical unprotected left main coronary artery disease.
Where it's running
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Banner University Medical Center Phoenix
Phoenix, Arizona, United States Recruiting -
The Cardiac and Vascular Institute
Gainesville, Florida, United States Recruiting -
Memorial Regional Hospital
Hollywood, Florida, United States Recruiting -
Ascension Sacred Heart
Pensacola, Florida, United States Recruiting -
Emory University Hospital
Atlanta, Georgia, United States Recruiting -
Ascension St. Vincent
Indianapolis, Indiana, United States Recruiting
Show 16 more locations
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Ascension Via Christi Saint Francis
Wichita, Kansas, United States Recruiting -
Ascension Saint Agnes Heart Care
Baltimore, Maryland, United States Recruiting -
Baystate Health
Springfield, Massachusetts, United States Recruiting -
Corewell Health William Beaumont University Hospital
Royal Oak, Michigan, United States Recruiting -
Cardiology Associates of North Misssissippi
Tupelo, Mississippi, United States Recruiting -
Icahn School of Medicine at Mount Sinai
New York, New York, United States Recruiting -
St. Francis Hospital
Roslyn, New York, United States Recruiting -
Mission Hospital
Asheville, North Carolina, United States Recruiting -
The Lindner Center for Research at Christ Hospital
Cincinnati, Ohio, United States Recruiting -
Thomas Jefferson University
Philadelphia, Pennsylvania, United States Recruiting -
WellSpan Health
York, Pennsylvania, United States Recruiting -
PRISMA Health
Greenville, South Carolina, United States Recruiting -
TriStar Centennial Medical Center
Nashville, Tennessee, United States Recruiting -
Ascension St. Thomas Hospital
Nashville, Tennessee, United States Recruiting -
Ascension Seton Hays
Kyle, Texas, United States Recruiting -
Ascension Columbia St. Mary's Hospital
Milwaukee, Wisconsin, United States Recruiting
Study contacts
- Principal investigator: Dean Kereiakes, MD — Lindner Center for Research at Christ Hospital
- Study coordinator: Hans-Peter Stoll, MD, PHD
- Email: hpstoll@orchestrabiomed.com
- Phone: 646-956-2161
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.