New heart valve fix offers hope for those too sick for surgery
NCT ID NCT04153292
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a new device called SAPIEN M3 that can replace a leaky mitral heart valve using a thin tube inserted through a vein in the leg. It is for people with severe symptoms who cannot have standard surgery or other less invasive treatments. The goal is to see if the device is safe and helps reduce death and hospital stays for heart failure.
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 900 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2020
- Expected to finish
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Feb 2031
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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18 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. 18 years of age or older 2. MR ≥ 3+ 3. NYHA functional class ≥ II 4. Per the Heart Team, commercially available surgical or transcatheter treatment options are deemed unsuitable due to clinical, anatomic or technical considerations. 5. Subject's heart failure management has been optimized based on subject characteristics and applicable guidelines, and stable for at least 30 days prior to enrollment. 6. The subject or subject's legal representative has been informed of the nature of the study, agrees to its provisions and has provided written informed consent. Exclusion Criteria: 1. Mitral/cardiac anatomy that would preclude appropriate delivery and deployment of the SAPIEN M3 dock or valve 2. Inappropriate anatomy for femoral introduction and delivery of the SAPIEN M3 dock and valve 3. Presence of any device that will contact or interfere with the SAPIEN M3 System during delivery or after implantation 4. Left ventricular ejection fraction \<25% 5. Severe right ventricular dysfunction 6. Need for aortic, tricuspid or pulmonic valve intervention within the next 12 months 7. History of heart transplant 8. Cardiac imaging evidence of intracardiac mass, thrombus or vegetation 9. Active bacterial endocarditis within 180 days of the procedure 10. Hemodynamic instability requiring inotropic or mechanical support within 30 days of the procedure 11. Myocardial infarction within 30 days of the procedure 12. Clinically significant untreated coronary artery disease requiring revascularization 13. Any percutaneous cardiovascular intervention, cardiovascular surgery, or carotid surgery within 30 days of the procedure 14. Stroke or transient ischemic attack within 90 days of the procedure 15. Irreversible, severe pulmonary hypertension 16. Chronic obstructive pulmonary disease requiring home oxygen therapy or chronic outpatient oral steroid use 17. Renal insufficiency or receiving renal replacement therapy 18. Liver disease 19. Planned surgery within the next 12 months 20. Inability to tolerate or a medical condition precluding treatment with antithrombotic therapy, including heparin administration during the procedure 21. Active infection requiring current antibiotic therapy 22. Active SARS-CoV-2 infection (Coronavirus-19 \[COVID-19\]) or previously diagnosed with COVID-19 with sequelae that could confound endpoint assessments 23. Leukopenia, anemia, thrombocytopenia, history of bleeding diathesis or coagulopathy or hypercoagulable states 24. Refusal of blood products 25. Female who is pregnant or lactating 26. Estimated life expectancy \<12 months due to non-cardiac conditions 27. Participating in another investigational drug or device study that has not reached its primary endpoint 28. Subject considered to be part of a vulnerable population
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Get notified about this study
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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
3 sites. 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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Alleghany General Hospital
WITHDRAWNPittsburgh, Pennsylvania, 15212, United States
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Ascension St. Vincent's Hospital
ACTIVE_NOT_RECRUITINGJacksonville, Florida, 32204, United States
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Austin Heart
ACTIVE_NOT_RECRUITINGAustin, Texas, 78705, United States
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Banner University Medical Center
ACTIVE_NOT_RECRUITINGPhoenix, Arizona, 85006, United States
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Brigham & Women's
WITHDRAWNBoston, Massachusetts, 02115, United States
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California Pacific Medical Center
ACTIVE_NOT_RECRUITINGSan Francisco, California, 94109, United States
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Cardiac & Vascular Institute Foundation
ACTIVE_NOT_RECRUITINGGainesville, Florida, 32605, United States
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Cardiovascular Research Institute of Kansas (CRIOK)
ACTIVE_NOT_RECRUITINGWichita, Kansas, 67226, United States
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Carilion Roanoke Memorial Hospital
ACTIVE_NOT_RECRUITINGRoanoke, Virginia, 24014, United States
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Carolinas Medical Center
WITHDRAWNCharlotte, North Carolina, 28203, United States
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Cedars-Sinai Medical Center
ACTIVE_NOT_RECRUITINGLos Angeles, California, 90048, United States
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CentraCare
ACTIVE_NOT_RECRUITINGSaint Cloud, Minnesota, 56303, United States
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Cleveland Clinic Foundation
ACTIVE_NOT_RECRUITINGCleveland, Ohio, 44122, United States
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Dartmouth-Hitchcock Medical Center
ACTIVE_NOT_RECRUITINGLebanon, New Hampshire, 03756, United States
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Delray Medical Center
WITHDRAWNDelray Beach, Florida, 33484, United States
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Emory University
ACTIVE_NOT_RECRUITINGAtlanta, Georgia, 30308, United States
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Good Samaritan Hospital
ACTIVE_NOT_RECRUITINGLos Angeles, California, 90017, United States
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HCA Houston Healthcare Medical (SCRI)
ACTIVE_NOT_RECRUITINGHouston, Texas, 77004, United States
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Heart Center Hospital
ACTIVE_NOT_RECRUITINGHuntsville, Alabama, 35801, United States
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Henry Ford
ACTIVE_NOT_RECRUITINGDetroit, Michigan, 48202, United States
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Intermountain Medical Center
ACTIVE_NOT_RECRUITINGMurray, Utah, 84107, United States
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Kaiser Sunset LA
ACTIVE_NOT_RECRUITINGLos Angeles, California, 90071, United States
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Laval University
RECRUITINGQuébec, Quebec, G1V 0A6, Canada
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Leiden University Medical Center
ACTIVE_NOT_RECRUITINGLeiden, 2333 ZA, Netherlands
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Massachusetts General Hospital
ACTIVE_NOT_RECRUITINGBoston, Massachusetts, 02114, United States
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Mayo Clinic
ACTIVE_NOT_RECRUITINGRochester, Minnesota, 55905, United States
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Medstar Union Memorial Hospital
ACTIVE_NOT_RECRUITINGBaltimore, Maryland, 21218, United States
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Minneapolis Heart
WITHDRAWNMinneapolis, Minnesota, 55407, United States
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Morristown Medical Center
WITHDRAWNMorristown, New Jersey, 07962, United States
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Mount Carmel East Hospital
ACTIVE_NOT_RECRUITINGColumbus, Ohio, 43123, United States
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Naples Community Hospital
ACTIVE_NOT_RECRUITINGNaples, Florida, 34102, United States
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Northshore University Health System
ACTIVE_NOT_RECRUITINGGlenview, Illinois, 60026, United States
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Novant Health and Vascular Institute
ACTIVE_NOT_RECRUITINGCharlotte, North Carolina, 28204, United States
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Oklahoma Heart Hospital
ACTIVE_NOT_RECRUITINGOklahoma City, Oklahoma, 73120, United States
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Oklahoma Heart Institute
ACTIVE_NOT_RECRUITINGTulsa, Oklahoma, 74104, United States
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Our Lady of the Lake Regional Medical Center
ACTIVE_NOT_RECRUITINGBaton Rouge, Louisiana, 70808, United States
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Piedmont Healthcare
ACTIVE_NOT_RECRUITINGAtlanta, Georgia, 30309, United States
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Rabin Medical Center
ACTIVE_NOT_RECRUITINGPetah Tikva, 4941492, Israel
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Robert Wood Johnson University Hospital
ACTIVE_NOT_RECRUITINGNew Brunswick, New Jersey, 08901, United States
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Rotterdam Erasmus MC
ACTIVE_NOT_RECRUITINGRotterdam, 3015 CE, Netherlands
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Royal Prince Alfred Hospital
ACTIVE_NOT_RECRUITINGCamperdown, NSW2050, Australia
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Rush University Medical Center
WITHDRAWNChicago, Illinois, 60612, United States
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Saint Bartholomew's Medical Center
ACTIVE_NOT_RECRUITINGLondon, EC1A 7BE, United Kingdom
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Saint Joseph Hospital
WITHDRAWNOrange, California, 92868, United States
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Saint Josephs Hospital Medical Center Dignity Health
ACTIVE_NOT_RECRUITINGPhoenix, Arizona, 85013, United States
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Saint Luke's Kansas City
ACTIVE_NOT_RECRUITINGKansas City, Missouri, 64111, United States
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Saint Thomas Health
ACTIVE_NOT_RECRUITINGNashville, Tennessee, 37205, United States
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Saint Thomas Hospital
ACTIVE_NOT_RECRUITINGLondon, SE1 7EH, United Kingdom
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Sarasota Memorial Hospital
ACTIVE_NOT_RECRUITINGSarasota, Florida, 34239, United States
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Scripps Health
ACTIVE_NOT_RECRUITINGLa Jolla, California, 92037, United States
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Sentara Norfolk
ACTIVE_NOT_RECRUITINGNorfolk, Virginia, 23507, United States
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Shaare Zedek Medical Center
WITHDRAWNJerusalem, 9103102, Israel
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Sheba Medical Center
WITHDRAWNRamat Gan, 5211401, Israel
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St. Michael's
RECRUITINGToronto, M5B 1W8, Canada
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St. Patrick Hospital
WITHDRAWNMissoula, Montana, 59802, United States
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St. Pauls
RECRUITINGVancouver, V6E 1M7, Canada
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St. Vincent Heart Center of Indiana
WITHDRAWNIndianapolis, Indiana, 46290, United States
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TMC Healthcare
WITHDRAWNTucson, Arizona, 85712, United States
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The Christ Hospital
ACTIVE_NOT_RECRUITINGCincinnati, Ohio, 45219, United States
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The Prince Charles Hospital
ACTIVE_NOT_RECRUITINGChermside, Queensland, 4032, Australia
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UC Health Northern Colorado (Medical Center of the Rockies)
ACTIVE_NOT_RECRUITINGLoveland, Colorado, 80538, United States
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UPMC Heart and Vascular Institute
ACTIVE_NOT_RECRUITINGMechanicsburg, Pennsylvania, 17050, United States
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UT Memorial Hermann
ACTIVE_NOT_RECRUITINGHouston, Texas, 77030, United States
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University of Buffalo
ACTIVE_NOT_RECRUITINGBuffalo, New York, 14203, United States
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University of Kansas
ACTIVE_NOT_RECRUITINGKansas City, Kansas, 66160, United States
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University of Washington Seattle
ACTIVE_NOT_RECRUITINGSeattle, Washington, 98195, United States
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University of Wisconsin
WITHDRAWNMadison, Wisconsin, 53792-3248, United States
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Weill Cornell Medicine
ACTIVE_NOT_RECRUITINGNew York, New York, 10007, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Earlier blood thinner may cut clot risk in heart procedures
- A simple pressure reading may expose hidden mitral valve leakage after keyhole repair
- Can a tiny clip fix a leaky heart valve and spare patients from Open-Heart surgery?
- Can a tiny device fix a leaky heart valve without Open-Heart surgery?
- AI ultrasound could unmask silent heart disease in seniors
- Can a new valve device fix a leaky heart without open surgery?