Pulse IVL to open calcified coronary vessels in CAD
Official title: AVS Pulse Intravascular Lithotripsy™ (Pulse IVL™) to Open Vessels With Calcific Walls and Enhance Vascular Compliance and Remodeling for Coronary Artery Disease - A First-in-Human (FIH) Study
Run by Amplitude Vascular Systems, Inc. · NCT07510438 · Data updated 2026-11-12
A small, early feasibility study tests the Pulse Intravascular Lithotripsy system in adults with coronary artery disease to see if it can safely open calcified arteries and improve vessel compliance.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 15 (estimated) |
| Sponsor | Amplitude Vascular Systems, Inc. Industry-sponsored |
| Locations | 4 sites (Sydney, New South Wales and 3 other locations) |
| Status | Recruiting |
| Started | May 8, 2026 |
| Main results expected | December 2026 |
| Study ends | December 2027 |
| Registry record updated | November 2, 2026 |
| Trial ID | NCT07510438 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults 18+, with a single de novo coronary lesion 50-99% stenosis (or 70-<100% with ischemia) in a native vessel and adequate LV function (LVEF ≥35%).
✕Probably not a fit
Patients with recent MI (within 30 days), NYHA class III/IV heart failure, severe renal impairment, or recent stent placement in the target vessel may not benefit.
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, open-label, multi-site feasibility study enrolling up to 15 adults with native CAD. The study uses the Pulse IVL system to treat a single de novo coronary lesion with significant narrowing. Participants must have adequate heart function and no recent major heart attack, with lesion length limited to 44 mm. Safety and preliminary effectiveness are the primary focus. No control group is described, and the trial is conducted at several Australian centers.
Why it matters
Potential benefit: If successful, the approach could offer a new option to safely plaque-burst calcified vessels and potentially improve blood flow in CAD.
How similar studies have gone: Prior IVL approaches have shown safety and feasibility in calcified lesions; this may be the first intravascular lithotripsy feasibility study in this specific setting.
Who can join: the full rules
Show full inclusion / exclusion criteria
Key Inclusion Criteria: * ≥ 18 years of age * Subjects with native coronary artery disease * Left ventricular ejection fraction (LVEF) ≥ 35% within 6 months * The target lesion must be a single de novo coronary lesion * The target lesion stenosis of left anterior descending artery (LAD), right coronary artery (RCA), left circumflex artery (LCX), or ramus intermedius (RI), or of their branches with Stenosis of ≥70% and \<100% or Stenosis ≥50% and \<70% with evidence of ischemia * Lesion length must not exceed 44 mm Key Exclusion Criteria: * Subject experienced an acute Myocardial Infarction (MI), either ST-segment elevation myocardial infarction (STEMI) or non-ST-segment elevation myocardial infarction (NSTEMI) within 30 days prior to index procedure. * Subject has New York Heart Association (NYHA) class III or IV heart failure. * Subject has renal failure with serum creatinine \>2.5 mg/dL, or chronic dialysis. * Subject has a previous stent in the target vessel implanted within last six months. * Unprotected LMCA diameter stenosis \>30%. * Target lesion has a myocardial bridge. * Target vessel is excessively tortuous, defined as the presence of 2 or more bends \>90 degrees or 3 or more bends \>75 degrees. * Evidence of aneurysm in target vessel within 10 mm of the target lesion. * Target lesion in ostial location (LAD, RCA, LCX, or RI, within 5 mm of ostium) or in an unprotected LMCA. * Target lesion is a bifurcation with ostial diameter stenosis ≥30%. * Any previous stent within 10 mm of the target lesion.
Where it's running
-
St. Vincent's Hospital
Sydney, New South Wales, Australia Recruiting -
St. Vincent's Hospital
Melbourne, Victoria, Australia Recruiting -
Monash Health, Victorian Heart Hospital
Melbourne, Victoria, Australia Recruiting -
Auckland City Hospital
Auckland, New Zealand Recruiting
Study contacts
- Study coordinator: Elizabeth Galle
- Email: liz.galle@avspulse.com
- Phone: 651-324-4790
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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.