Heart arteries without metal: CT scans track Drug-Coated balloon results
NCT ID NCT07811960
First seen Sep 10, 2026 · Last updated Sep 17, 2026 · Updated 3 times
Summary
Researchers are studying how heart arteries change after a blocked vessel is opened with a paclitaxel drug-coated balloon instead of a metal stent. The balloon delivers a drug to the artery wall and then is removed, leaving no permanent implant. About 150 adults who had this procedure receive CT scans of their heart arteries shortly after treatment and again nine months later. The scans measure blood flow and plaque buildup to see whether the treated artery stays open over time.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- a paclitaxel drug-coated balloon used during angioplasty
- What this could lead to
- If the scans show the treated artery keeps good blood flow without a metal stent, doctors could rely more on drug-coated balloons and avoid leaving permanent implants in heart arteries.
- What could go wrong
- This is a small registry study of 150 people with no comparison group, so it can show how arteries change over time but cannot prove the balloon works better than a stent. CT scans also require contrast dye, which some people cannot safely receive.
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.
- Participants
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About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2026
An estimate. Start dates often move.
- Expected to finish
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Sep 2033
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Consecutive patients aged 18 years or older scheduled for PCI of a native coronary artery will be screened for inclusion in the trial. Patients will be included at the Amsterdam UMC.
- 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: * Age ≥ 18 years; * Presence of a de novo lesion; * Successful DCB-PCI of a native coronary artery or major side branch. Exclusion Criteria: * No Protégé DCB was used; * Previous CABG; * Ineligibility for CCTA acquisition due to: * Known renal insufficiency, i.e. eGFR ≤ 30 mL/min/1.73m²; * Known hypersensitivity or contraindication to CT contrast agents; * Body weight \> 150 kg. * Metallic implants in or around the target vessel; * Pregnancy or pregnancy status unknown; * Presence of a comorbid condition with a life expectancy of less than one year; * Inability to provide informed consent
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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 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.
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