Poland registry of procedures to open completely blocked coronary arteries (chronic total occlusions)
Official title: Polish Registry of Percutaneous Coronary Intervention for Chronic Total Occlusions (POL-CTO Registry)
Run by National Institute of Cardiology, Warsaw, Poland · NCT07330622 · Data updated 2026-11-12
This project will see how well and how safely percutaneous coronary intervention (PCI) works for people in Poland who are having procedures to open chronic total coronary occlusions.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 1000 (estimated) |
| Sponsor | National Institute of Cardiology, Warsaw, Poland Academic / other |
| Locations | 21 sites (Bialystok and 20 other locations) |
| Status | Recruiting |
| Started | May 21, 2025 |
| Main results expected | May 2026 |
| Study ends | June 2026 |
| Registry record updated | January 9, 2026 |
| Trial ID | NCT07330622 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adult patients in Poland who are undergoing PCI for a chronic total coronary occlusion and who agree to participate are the intended candidates for enrollment.
✕Probably not a fit
People who are not undergoing CTO PCI, are under 18 years old, or decline participation are unlikely to receive any direct benefit from this registry.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective, national multicenter registry enrolling adults undergoing CTO PCI as part of routine care at participating Polish hospitals. Investigators will collect detailed clinical, procedural, intravascular imaging, biomarker, and follow-up data to measure procedural success, periprocedural complications, and longer-term outcomes. The registry will compare different procedural strategies and devices (for example intravascular imaging use, drug-coated balloons, drug-eluting stents, hybrid techniques) and will examine the safety of PCI performed with mechanical circulatory support. Artificial intelligence–based analyses will be applied to the collected data to try to predict clinical outcomes and patient-reported quality-of-life after CTO PCI.
Why it matters
Potential benefit: If successful, the registry could identify safer and more effective CTO PCI approaches and help tailor treatment choices to improve patient outcomes and quality of life.
How similar studies have gone: International CTO registries and cohort studies have previously improved understanding of procedural success and complications with modern techniques, while the use of AI for outcome prediction remains exploratory but promising.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Patients undergoing CTO PCI based on clinical grounds Exclusion Criteria: * Age \<18 years * Patient's refusal to participate in the registry
Where it's running
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Medical University of Białystok
Bialystok, Poland Recruiting -
Szpital Zachodni
Grodzisk Mazowiecki, Poland Recruiting -
Specialist Hospital in Inowrocław
Inowrocław, Poland Recruiting -
Medical University of Silesia
Katowice, Poland Recruiting -
Institute of Cardiology
Krakow, Poland Recruiting -
St. John Paul II Hospital
Krakow, Poland Recruiting
Show 15 more locations
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Copper Health Centre Inc.
Lubin, Poland Recruiting -
1st Military Clinical Hospital
Lublin, Poland Recruiting -
Hospital of the Ministry of the Interior and Administration
Lublin, Poland Recruiting -
University of Applied Science in Nowy Sącz
Nowy Sącz, Poland Recruiting -
Masovian Specialist Hospital
Ostrołęka, Poland Recruiting -
Poznań University of Medical Sciences
Poznan, Poland Recruiting -
Samodzielny Publiczny Zakład Opieki Zdrowotnej w Puławach
Puławy, Poland Recruiting -
Specialistic Hospital
Radom, Poland Recruiting -
The Ministry of Internal Affairs and Administration Hospital
Rzeszów, Poland Recruiting -
Military Institute of Medicine - National Research Institute
Warsaw, Poland Recruiting -
National Institute of Cardiology
Warsaw, Poland Recruiting -
The Doctor Sokolowski Hospital
Wałbrzych, Poland Recruiting -
Military Hospital in Wrocław
Wroclaw, Poland Recruiting -
University Hospital in Wroclaw
Wroclaw, Poland Recruiting -
Provincial Hospital in Łomża
Łomża, Poland Recruiting
Study contacts
- Study coordinator: Maksymilian Opolski, MD, PhD
- Email: mopolski@ikard.pl
- Phone: 0048223434127
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Comparing two ways to open chronic total coronary artery blockages: antegrade dissection-and-reentry versus retrograde approach.
This test will compare whether the antegrade dissection-and-reentry or the retrograde approach works better and is safer for people with difficult chronic total coronary occlusions who need PCI.
-
Pilates breathing vs diaphragmatic breathing after PCI
This study tests whether Pilates breathing or diaphragmatic breathing helps improve oxygen levels and heart-rate variability in people who just had PCI.
-
Aspirin 50 mg vs 100 mg with a P2Y12 inhibitor after PCI
This trial tests whether a 50 mg daily aspirin dose, when used with a P2Y12 inhibitor after PCI, works as well as 100 mg with similar safety for people staying on DAPT for 12 months.
-
PCI Registry at University Hospital Basel for Complex Coronary Procedures
This registry collects real-world data from adults undergoing percutaneous coronary interventions at University Hospital Basel to see how different treatments like drug-eluting stents, drug-coated balloons, and bioresorbable scaffolds perform in diverse patients.
-
See if stopping long-term aspirin is as good as continuing it in older adults with stable ischemic heart disease
In adults 65 and older with stable ischemic heart disease, this trial tests whether stopping daily low-dose aspirin is not worse than continuing it.
-
Dual antihypertensive combinations after PCI: ARB + thiazide versus ARB + amlodipine
This trial tests two blood pressure treatment combos after a stent procedure in people with hypertension and coronary disease to see which regimen better controls blood pressure and improves symptoms.
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.