New heart valve device could spare seniors from Open-Heart surgery
NCT ID NCT06414265
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests a new device called the SATURN system, which is implanted through a tube in a blood vessel to replace a leaky mitral heart valve. It is for people aged 65 and older with severe symptoms who are not good candidates for open-heart surgery. The goal is to see if the device is safe, can be placed correctly, and reduces the leak to a mild level or less.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- SATURN Trans-Septal TMVR System (a device implanted through a catheter to replace the mitral valve)
- What this could lead to
- If successful, this could offer a less invasive treatment option for people with severe mitral regurgitation who are too high-risk for open-heart surgery.
- What could go wrong
- This is a small, early feasibility study with only 30 participants. The device may not work as expected, and there are risks like bleeding, infection, or device-related complications.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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 30 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2024
- Expected to finish
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Feb 2030
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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65 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 65 years or older. 2. Symptomatic moderate to severe or severe functional mitral regurgitation (≥ Grade 3+). 3. NYHA functional Class ≥ II. If Class IV, patient must be ambulatory. 4. Ability to tolerate oral anticoagulation. 5. Ability to qualify for bailout surgery (which may include open heart surgery). 6. High risk for open-heart mitral valve surgery due to age, co-morbidities or frailty, as determined by the Heart Team. 7. Willing and able to complete study-related assessments and questionnaires. Exclusion Criteria: General Exclusion Criteria 1. Degenerative (i.e. intrinsic valve lesions) mitral regurgitation. 2. Excessive frailty or comorbid conditions that preclude the anticipated benefit of the mitral valve replacement. 3. Life expectancy \<1 year due to noncardiac conditions. 4. Endocarditis in the 3 months prior to procedure date. 5. Current admission with acute heart failure exacerbation. 6. Dependency on inotropic agents or mechanical circulatory support. 7. Untreated clinically significant CAD. 8. Active systemic infection. 9. Modified Rankin Scale ≥4 disability. 10. Chronic renal failure defined as eGFR \<30 mL/min/m2 or on renal replacement therapy. 11. Severe pulmonary arterial hypertension (PAH), defined as PASP \> 60mmHg. 12. Platelets \< 90,000. 13. COPD 2 on home oxygen therapy deemed too high risk for intubation. 14. Refuses blood transfusions. 15. Documented bleeding or coagulation disorders (hypo- or hyper-coagulable states). 16. Severe connective tissue disease under chronic immunosuppressive or cortisone therapy. 17. Participating in other investigational studies likely to confound the results or affect the study. 18. Unable or does not sign the study informed consent form. 19. Patients classified as "vulnerable patients" 3 . Cardiovascular Exclusion Criteria 20. Myocardial infarction during prior 30 days. 21. Stroke or TIA during prior 90 days. 22. Severe extracardiac arteriopathy (safety measure for extra-circulatory support if surgical conversion is needed). 23. Prior mitral valve treatment (e.g., valve repair or replacement, MitraClip, etc.), and/or anticipated mitral valve treatment prior to enrollment. 24. Prior surgical mechanical valve AVR. 25. Prior TAVI. 26. Need for any planned cardiovascular surgery or intervention (other than for MV disease) within 30 days post-index procedure. 27. CRT or ICD implanted in previous 30 days. 28. Cardiogenic shock, hemodynamic instability, Systolic Blood Pressure \<90mmHg, Inotropic dependent or requiring IABP/mechanical circulatory support. 29. CABG or PCI within previous 30 days. 30. Inadequately treated for cardiac condition per applicable standards, such as for coronary artery disease, left ventricular dysfunction, mitral regurgitation, or heart failure, as reviewed by the Patient Screening Committee. 31. Prior or planned heart transplantation (UNOS status 1). 32. Physical evidence of right-sided congestive heart failure: 1. Patients with ascites. 2. Patients with anasarca (generalized edema / hydropsy). 33. Hypertrophic cardiomyopathy, restrictive cardiomyopathy, constrictive pericarditis, or other structural heart disease causing heart failure with the exception of dilated ischemic or non-ischemic cardiomyopathy. Procedural Exclusion Criteria 34. Known hypersensitivity or contraindication to procedural or post-procedural medication (e.g., contrast solution, anticoagulation therapy). 35. Documented hypersensitivity to nickel or titanium. 36. Contraindications to TEE imaging Cardiac Imaging Exclusion Criteria 37. Left ventricular EF ≤ 30% by echocardiogram. 38. Severe mitral annular calcification, severe mitral stenosis, valvular vegetation or mass. 39. Extensive mitral flail leaflets 40. Evidence of new or untreated intracardiac thrombus, mass, or vegetation. 41. Severe right ventricular dysfunction. 42. Severe tricuspid regurgitation. 43. Hemodynamically significant inter-atrial shunt (ASD). 44. Severe aortic regurgitation or aortic stenosis. 45. Anatomic ineligibility for SATURN TS Bioprosthetic System or SATURN TS procedure as determined by the Screening Committee.
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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
8 sites in 5 countries. 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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Górnośląskie Centrum Medyczne
RECRUITINGKatowice, Poland
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Instituto Clinico Humanitas
RECRUITINGMilan, Italy
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Ospedale San Raffaele
RECRUITINGMilan, 20132, Italy
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Royal Sussex County Hospital
RECRUITINGBrighton, United Kingdom
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Tbilisi Heart Center
RECRUITINGTbilisi, Georgia
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Tbilisi Heart and Vascular Clinic
RECRUITINGTbilisi, Georgia
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Vilnius University Hospital Santaros Klinikos
RECRUITINGVilnius, Lithuania
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Warsaw Medical University
RECRUITINGWarsaw, Poland
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