Comparing balloon and self-expanding valves for heart valve replacement
Official title: Balloon Expandable vs. Self Expanding Transcatheter Valve for Degenerated Bioprosthesis. THE BASELINE TRIAL.
Run by Erasmus Medical Center · NCT04843072 · Data updated 2026-11-12
This study is testing whether balloon-expandable or self-expanding heart valves work better for older patients needing a replacement due to a failed heart valve.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 600 (estimated) |
| Sponsor | Erasmus Medical Center Academic / other |
| Locations | 14 sites (Los Angeles, California and 13 other locations) |
| Status | Recruiting |
| Started | May 1, 2021 |
| Main results expected | June 1, 2028 |
| Study ends | May 1, 2029 |
| Registry record updated | October 13, 2026 |
| Trial ID | NCT04843072 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are patients aged 65 and older with failing surgical aortic bioprostheses who are eligible for transfemoral TAVI.
✕Probably not a fit
Patients with multi-valve defects, unstable clinical conditions, or those with a mechanical aortic valve will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial evaluates the effectiveness of balloon expandable versus self-expanding transcatheter heart valves in patients with degenerated surgical aortic bioprostheses. It focuses on elderly patients who require valve replacement due to bioprosthesis failure, utilizing a transfemoral TAVI approach. The study aims to assess the safety and efficacy of these two valve types in preventing complications associated with valve replacement. Participants will be selected based on multi-modality imaging assessments and heart team consensus.
Why it matters
Potential benefit: If successful, this study could provide a safer and more effective treatment option for elderly patients with degenerated aortic bioprostheses.
How similar studies have gone: Other studies have shown promising results with transcatheter aortic valve implantation in similar patient populations, indicating that this approach is both effective and increasingly utilized.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age ≥ 18 years * Failing surgical aortic bioprosthesis requiring valve replacement and eligible for transfemoral TAVI with balloon expandable or self-expanding platform per heart team consensus based on multi-modality imaging assessment (including echocardiography and multidetector CT). * Written informed consent Exclusion Criteria: * Not eligible for Transfemoral TAVI with EVOLUT, SAPIEN or MYVAL THV series * Multi-valve defects requiring intervention * Clinically unstable and/or inotropic/vasopressor /mechanical support. * Known mural thrombus in the left ventricle * Presence of a mechanical aortic valve * History of recent (within 1 month) stroke or TIA
Where it's running
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Cedars Sinai
Los Angeles, California, United States Recruiting -
Vienna General Hospital
Vienna, Austria Recruiting -
Institut Cœur Poumon
Lille, France Recruiting -
Division of Cardiology, Pulmonology, and Vascular Medicine, Heinrich Heine University Medical Center Dusseldorf, Dusseldorf, Germany
Düsseldorf, Germany Recruiting -
Department of Cardiology, Onassis Cardiac Surgery Center, Athens, Greece
Athens, Greece Recruiting -
Interventional Cardiology Unit, Cardiovascular Department, Fondazione Poliambulanza Institute, Brescia, Italy
Brescia, Italy Recruiting
Show 8 more locations
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Erasmus Medical Centre
Rotterdam, Netherlands Recruiting -
Centro Hospitalar de Lisboa Ocidental
Lisbon, Portugal Recruiting -
St Paul's and Vancouver General Hospital
Vancouver, Canada Not yet recruiting -
Rigshospitalet
Copenhagen, Denmark Not yet recruiting -
University Hospital Mainz
Mainz, Germany Not yet recruiting -
University Hospital of Padova
Padua, Italy Not yet recruiting -
Inselspital, University Hospital
Bern, Switzerland Not yet recruiting -
Leeds Teaching Hospitals
Leeds, United Kingdom Not yet recruiting
Study contacts
- Principal investigator: Nicolas Van Mieghem, MD, PhD — Erasmus Medical Centre
- Study coordinator: Rutger-Jan Nuis, MD, PhD
- Email: r.nuis@erasmusmc.nl
- Phone: +31614858291
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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.