Clinical trial Recruiting at 1 site Observational Ages 20 and up

Registry for treating chronic total occlusion of coronary arteries in Japan

Official title: Patient Registry of Percutaneous Coronary Intervention (PCI) for Chronic Total Occlusion (CTO) by Japanese Experts

Run by Kurashiki Central Hospital · NCT01889459 · Data updated 2026-11-12

This study is gathering information from patients in Japan who have had a specific heart procedure to treat blocked arteries, to see how to improve treatment for these cases.

More Chronic Total Occlusion of Coronary Artery trials

Quick facts

Study typeObservational
Ages20 Years and up
SexAll
Enrollment19000 (estimated)
SponsorKurashiki Central Hospital
Academic / other
Locations1 site (Kurashiki)
StatusRecruiting
StartedJuly 2013
Main results expectedDecember 2022
Study endsDecember 2027
Registry record updatedJuly 2, 2013
Trial IDNCT01889459 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include patients eligible for PCI who have chronic total occlusion lesions with specific characteristics.

Probably not a fit

Patients who are deemed ineligible for PCI based on clinical judgment will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to establish a consensus on treatment strategies for percutaneous coronary intervention (PCI) in patients with chronic total occlusion (CTO) of coronary arteries. It involves a registry of patients who have undergone PCI for CTO, specifically focusing on cases handled by certified operators in Japan. The study will collect and analyze data to improve understanding and outcomes of PCI procedures for CTO lesions.

Why it matters

Potential benefit: If successful, this study could enhance treatment strategies for patients with chronic total occlusion, leading to better outcomes.

How similar studies have gone: While this study focuses on a specific registry approach, similar studies have shown success in improving treatment strategies for chronic total occlusion.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

Patients eligible for PCI

Patients who underwent PCI for CTO lesions that contain the following:

1. Thrombolysis in myocardial infarction trial (TIMI) 0
2. The occlusive period more than 3 months or unknown
3. The main coronary arteries (segment 1-3, 5-8, 11, 13), branches that have large perfusion area (segment 4PL, 9/10, 12) and graft

Exclusion Criteria:

Patients ineligible for PCI judged in clinical practice

Where it's running

  • Kurashiki Central Hospital
    Kurashiki, Japan
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Using a new guidewire system to treat blocked coronary arteries

    This study is testing a new guidewire system to see if it can help doctors treat blocked coronary arteries in patients who have had these blockages for over three months.

    Recruiting at 2 sites VasoStar, LLC · Atlanta, Georgia and 1 other locations · NCT06193954

  • Comparing heart procedures and medication for blocked coronary arteries

    This study is testing if a heart procedure called PCI can help people with completely blocked coronary arteries feel better and have improved heart function compared to just using medication.

    Recruiting Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) · Amsterdam · NCT03756870

  • Comparing two approaches for treating blocked coronary arteries

    This study is testing two different methods for treating blocked coronary arteries to see which one works better and is safer for patients with chronic total occlusions.

    Recruiting at 30 sites Asan Medical Center · Anyang and 31 other locations · NCT03667196

  • Comparing PCI and medical therapy for chronic total occlusion in heart disease

    This study is testing whether a new heart procedure using special stents can help people with blocked arteries feel better and have fewer heart problems compared to just taking medication.

    Recruiting at 14 sites Aarhus University Hospital Skejby · Aarhus N and 26 other locations · NCT03563417

  • Using a drug-coated balloon for treating blocked coronary arteries

    This study is testing whether a drug-coated balloon can safely help people with blocked coronary arteries feel better during a heart procedure.

    Recruiting National Institute of Cardiology, Warsaw, Poland · Warsaw, Masovian Voivodeship · NCT06275386

  • Using the FastWire System to treat blocked arteries in the legs

    This study is testing a new tool called the FastWire System to see if it can help people with blocked leg arteries improve their blood flow and overall health.

    Recruiting at 6 sites Versono Medical Ltd · Wilmington, Delaware and 5 other locations · NCT06492733

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.