Registry for treating chronic total occlusion of coronary arteries in Japan

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

Observational Kurashiki Central Hospital · NCT01889459

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.

Quick facts

Study typeObservational
Enrollment19000 (estimated)
Ages20 Years and up
SexAll
SponsorKurashiki Central Hospital Academic / other
Locations1 site (Kurashiki)
Trial IDNCT01889459 on ClinicalTrials.gov

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.

Who should consider this trial

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

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

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

Eligibility criteria

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 this trial is running

Kurashiki

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Chronic Total Occlusion of Coronary Artery
Last reviewed 2026-06-10 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.