New heart catheter aims to zap dangerous rhythms safely
NCT ID NCT05543798
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a new catheter (Vision-MR 2.0) to treat ventricular tachycardia, a fast, dangerous heart rhythm, in people with ischemic heart disease. About 64 adults will undergo a procedure to burn small areas of heart tissue causing the abnormal rhythm. The goal is to stop the arrhythmia without serious side effects, but ongoing medication or future episodes may still occur.
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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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About 64 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2025
- Expected to finish
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Jun 2027
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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Roll-in subjects only: Documentation of premature ventricular contractions indicated for ablation therapy (subjects may or may not be diagnosed with Ischemic Cardiomyopathy) * Documented (ECG/EGM) spontaneous episode of sustained ventricular tachycardia within 6 months of the procedure * Diagnosis of Ischemic Cardiomyopathy * AAD therapy refractory, contraindicated, not tolerated, or not desired * 18 years or older Exclusion Criteria: * Implanted with non-MR compatible medical devices or contraindicated for an MRI * Presence of intracardiac thrombus (verified via CT/MRI/TEE/TTE within 48 hours of procedure - or at start of procedure) * Thrombocytopenia or coagulopathy * Mechanical mitral and/or aortic valve precluding access to the left ventricle * Severe aortic stenosis * Myocardial infarction requiring stent implantation within 90 days of procedure * Previous cardiac surgery within 60 days of procedures * Known/uncontrolled stroke risks * Class IV Heart Failure * Ejection Fraction (EF) \< 25% * Patients with a glomerular filtration rate (GFR) \< 30 * Women who are pregnant * Allergy to contrast agents (e.g., Gadolinium) * Active infection * Known or suspected myxoma * Unstable angina * Patients who do not tolerate anticoagulation therapy * Previous intertribal septal patch or prosthetic atrial septal defect closure device * Life expectancy \< 12 months * Enrollment in another study without sponsor approval
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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 in 2 countries. 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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Amsterdam UMC
RECRUITINGAmsterdam, Netherlands
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HagaZiekenhuis
NOT_YET_RECRUITINGThe Hague, 2545 AA, Netherlands
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Herzzentrum Leipzig
NOT_YET_RECRUITINGLeipzig, Saxony, 04289, Germany
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Other studies related to the condition(s) this trial covers.
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- CT scan roadmap may improve heart ablation success
- 4,000 heart patients to be tracked after ablation procedure