Heart artery showdown: balloon vs. stent in major new trial
NCT ID NCT04859985
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two ways to treat coronary artery disease (blocked heart arteries). One uses a balloon coated with medicine (Selution DEB) to open the blockage, and the other uses a small mesh tube (stent) that also releases medicine (DES). About 3,300 adults with chest pain or recent heart attacks are taking part. The goal is to see which approach works better at preventing heart-related death, heart attacks, or the need for repeat procedures over 1 to 5 years.
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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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3,326 people
The number who actually took part.
- Started
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May 2021
- Expected to finish
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Oct 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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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.
Subjects must meet all the following criteria to participate in the trial: * Subject age is ≥ 18 years (or 21 according to countries legal age) * Female subjects of childbearing potential have a negative pregnancy test ≤7 days before the procedure or are using a contraceptive device or drug. * Documented angina and/or positive functional testing or unstable angina or stabilized NSTEMI presentation. * Life expectancy \>1 year * Written informed consent by the subject or her/his legally authorized representative for participation in the study * One or more native target vessel (LAD, LCX or RCA) is considered to require intervention and is suitable for treatment of all lesions with either DEB + provisional stenting or with DES and is identified as such. * The number of trial target lesions is not limited, but in the operator's opinion, if the subject is randomized to the DEB arm, the likelihood of the subject requiring provisional stenting of any of the identified trial target lesions is \< 30%, and if randomized to the systematic DES arm, all lesions are considered amenable to stenting. * All target lesions: diameter between 2.0 and 5 mm, and diameter stenosis \>50% and \<100% with distal flow at least TIMI 2 Exclusion Criteria: Age \< 18 years (or 21 according to countries legal age) * Subject is pregnant or breast-feeding * Definite or suspected clinically active covid-19 infection * Subject is under judicial protection, tutorship or curatorship (for France only) * Subject is unable to fully comply with the study protocol * Contraindications to dual antiplatelet therapy, sirolimus or its analogues * Presentation with STEMI * Presentation with NSTEMI and ongoing chest pain or hemodynamic instability * Presentation with Killip III (pulmonary oedema) or IV (cardiogenic shock) * Chronic NYHA class III or IV heart failure prior to index PCI * Known LVEF \< 30% prior to index PCI * Previous PCI of a trial target vessel at any time * Previous PCI of a non-trial target vessel within 30 days * Trial target lesion located in the left main or any arterial or venous graft * Trial target lesion is chronic total occlusion (CTO) or in-stent restenosis (ISR) * Subject considered not able to tolerate at least 30 seconds of coronary occlusion for each trial target lesion * RVD of trial target lesion \> 5mm * Planned major surgery within one month following the procedure * Currently participating in another investigational drug or device study that has not completed primary endpoint follow-up
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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.
Contacts and locations
Locations
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Academic Teaching Hospital Feldkirch
Feldkirch, Austria
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Asklepios Kliniken GmbH & Co.
Hamburg, Germany
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BG Klinikum Unfallkrankenhaus Berlin
Berlin, Germany
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CH La Rochelle
La Rochelle, France
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CHU de Nîmes
Nîmes, France
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Centre Hospitalier de Pau
Pau, France
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Charite Campus Virchow Klinikum
Berlin, Germany
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Clinica Mediterranea
Naples, Italy
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Clinique Saint Hilaire
Rouen, France
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Elisabeth-Krankenhaus
Essen, Germany
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Glenfield Hospital
Leicester, United Kingdom
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Golden Jubilee National Hospital
Glasgow, United Kingdom
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HOCH Health Ostschweiz Kantonsspital St.Gallen
Sankt Gallen, Switzerland
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Herzklinikum Ulm
Ulm, Germany
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Herzzentrum Dresden GmbH Universitätsklinik
Dresden, Germany
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Hospital Alvaro Cunqueiro, University Hospital of Vigo
Vigo, Spain
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Hospital Clinico de Barcelona
Barcelona, Spain
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Hospital Universitario de La Princesa
Madrid, Spain
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Hôpital Cantonal de Fribourg
Fribourg, Switzerland
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Hôpital Européen Georges Pompidou
Paris, France
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Hôpital Jaques Cartier
Massy, France
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Johannes Wesling Klinikum Minden
Minden, Germany
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Kardiologisch-Angiologische Praxis • Herzzentrum Bremen
Bremen, Germany
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Kepler Universitätsklinikum GmbH
Linz, Austria
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Kliniczny Szpital Wojewódzki Nr. 2 w Rzeszowie
Rzeszów, Poland
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MEDICLIN Herzzentrum Lahr
Lahr, Germany
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Manchester University NHS Foundation Trust
Manchester, United Kingdom
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National Heart Centre Singapore (NHCS)
Singapore, Singapore
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Norfolk and Norwich University Hospitals
Norwich, United Kingdom
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Northern General, Sheffield
Sheffield, United Kingdom
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Ospedale Civile Santi Antonio e Biagio e Cesare Arrigo
Alessandria, Italy
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Ospedale Sant'andrea
Vercelli, Italy
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Ospedale Santa Croce di Moncalieri
Torino, Italy
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RKH Kliniken Bruchsal Fürst Stirum Klinik
Bruchsal, Germany
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Royal Berkshire Hospital
Reading, United Kingdom
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Royal Infirmary of Edinburgh
Edinburgh, United Kingdom
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Royal Sussex County Hospital
Brighton, United Kingdom
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SIUN sote Hospital and Healthcare center
Joensuu, Finland
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SengKang General Hospital
Singapore, Singapore
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Szpital Kliniczny Przemienienia Pańskiego UM
Poznan, Poland
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Szpital Ministerstwa Spraw Wewnetrznych
Rzeszów, Poland
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Tergooi MC
Hilversum, Netherlands
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The Royal Bournemouth and Christchurch Hospitals
Bournemouth, United Kingdom
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Trent Cardiac Centre, Nottingham City Hospital
Nottingham, United Kingdom
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UMC Utrecht
Utrecht, Netherlands
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University Heart Center Graz
Graz, Austria
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University Hospital Basel
Basel, Switzerland
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University Hospital Brno
Brno, Czechia
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University Hospital Geneva (HUG)
Geneva, Switzerland
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University Hospital Ostrava
Ostrava, Czechia
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University Hospital Southampton
Southampton, United Kingdom
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University Hospital of Bern
Bern, Switzerland
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University Hospitals Bristol
Bristol, United Kingdom
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University Hospitals of North Midlands, Royal Stoke University Hospital
Stoke-on-Trent, Staffordshire, ST4 6QG, United Kingdom
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University Koeln
Cologne, Germany
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University Medical Center Amsterdam
Amsterdam, Netherlands
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University Medical Center Groningen
Groningen, Netherlands
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University Medical Center Hamburg Eppendorf
Hamburg, Germany
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University Zurich
Zurich, Switzerland
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Universitätsklinik Augsburg
Augsburg, Germany
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Universitätsklinikum Freiburg
Bad Krozingen, Germany
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Worcestershire Royal Hospital
Worcester, United Kingdom
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- SMART-I: SiroMax™ Multi-Center coronary artery lesion treatment - safety and feasibility study of SiroMax SCB in ISR and DNSV
- Hospital-to-Home transitional cardiac rehabilitation as a transition from Centre-Based cardiac rehabilitation after cardiac surgery: a Single-Blind randomised controlled trial
- Opportunistic screening of coronary artery calcium on Non-Gated routine chest CT using artificial intelligence: retrospective external validation and clinical risk stratification
- AI heart scan software aims to spot dangerous blockages without invasive probes
- A shot of nicorandil before stenting might keep blood flowing
- Can personalized breathing settings protect lungs during heart surgery?