New heart valve device under study for severe aortic stenosis patients
NCT ID NCT05804903
First seen Nov 17, 2025 · Last updated Jun 17, 2026 · Updated 25 times
Summary
This study is testing a new heart valve system (ALLEGRA Plus) in 177 people with severe aortic stenosis or a failed surgical valve. The goal is to see if the device is safe and works well. Participants will be followed for 12 months to check for death or stroke, and to see if the valve works properly after 7 days.
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Deutsches Herzzentrum Berlin
Berlin, 13353, Germany
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Herzzentrum - Luzerner Kantonsspital
Lucerne, 6000, Switzerland
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Hospital La Paz
Madrid, 28046, Spain
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III Katedra Kardiologii
Katowice, 40-635, Poland
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Klinika Kardiochirurgii
Gdansk, 80-214, Poland
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Oulu University Hospital
Oulu, 90220, Finland
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Reina Sofia Hospital
Córdoba, 14004, Spain
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.