Tiny valve repair device tested in first human trial for leaky heart
NCT ID NCT07470788
First seen Jun 27, 2026 · Last updated Aug 20, 2026 · Updated 2 times
Summary
This early study tests a new device that fixes a leaky mitral valve without open-heart surgery. It is for people with severe symptoms who are too high-risk for traditional surgery. Only 5 participants will be enrolled to check if the device is safe and works as intended.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 5 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Aug 2026
An estimate. Start dates often move.
- Expected to finish
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Apr 2032
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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19 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age ≥ 19 years 2. Moderate to severe (≥3+) or severe (≥4+) degenerative mitral valve regurgitation (per American Society of Echocardiography (ASE) guidelines, depicted in Figure 14) 3. New York Heart Association (NYHA) Functional Class II, III, or Ambulatory (IV) 4. Elevated risk for surgical mitral valve repair: Society of Thoracic Surgery (STS) predicted risk of mortality (PROM) of ≥6% as determined by the STS Risk Calculator for Surgical Repair of Primary Mitral Regurgitation \[1\], as well as patient operative risk assessment by the Heart Team 5. Suitable anatomy for the Vesalius TMVr System as determined by pre-procedure imaging 6. Willing to adhere to study follow-up schedule for up to 5 years 7. Written informed consent provided Exclusion Criteria: 1. Anatomy ideally suitable for other approved transcatheter therapy (i.e. TEER candidate) 2. LV ejection fraction \< 30% 3. Active bacterial endocarditis within 60 days of planned index procedure 4. Dialysis-dependent renal insufficiency 5. Body Mass Index (BMI) ≥ 45 kg/m2 6. Previous valvular surgery 7. Previous atrial septal surgery 8. Previous endovascular structural procedure(s) and/or device(s) within 6 months 9. Severe mitral annular calcification (MAC) prohibiting device implantation 10. Severe annulus or leaflet calcification 11. Leaflet perforation 12. Contraindication to anticoagulation / antiplatelet therapy 13. Patients with sensitivity to nickel or contrast media 14. Concomitant severe tricuspid regurgitation 15. Absence of conventional medial and lateral papillary muscle groups 16. Femoral vein cannot accommodate a 29 F catheter 17. Contraindication to Transoesophageal echocardiography (TEE) 18. Life expectancy \<1 year due to non-cardiac comorbidities. 19. Presence of other anatomic, comorbid conditions, or other medical conditions that could limit the subject's ability to participate in the clinical investigation or to comply with follow-up requirements, or impact the scientific soundness of the clinical investigation results, in the opinion of the Heart Team 20. Participation in other clinical investigation 21. Pregnant or planning to become pregnant
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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St. Paul's Hospital
RECRUITINGVancouver, Canada
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