Clinical trial Recruiting at 3 sites Observational Ages 20 to 120

Research on treating blocked coronary arteries in Taiwan

Official title: The Multicenter Study to Evaluate Clinical and Angiographic Factors in Patients With Coronary Artery Chronic Total Occlusion in Taiwan

Run by National Taiwan University Hospital · NCT06917378 · Data updated 2026-11-12

This study looks at different ways to treat blocked coronary arteries to see how well they work for people with chronic total occlusions.

More Chronic Total Occlusion (CTO) trials

Quick facts

Study typeObservational
Ages20 Years to 120 Years
SexAll
Enrollment5000 (estimated)
SponsorNational Taiwan University Hospital
Academic / other
Locations3 sites (New Taipei City and 2 other locations)
StatusRecruiting
StartedJanuary 15, 2015
Main results expectedDecember 31, 2034
Study endsDecember 31, 2034
Registry record updatedOctober 16, 2026
Trial IDNCT06917378 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are individuals over 20 years old with a confirmed chronic total occlusion lasting more than three months.

Probably not a fit

Patients with acute coronary occlusions or those under 20 years old may 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 create a multicenter cohort to evaluate the clinical parameters, angiographic characteristics, interventional techniques, and outcomes of coronary interventions for chronic total occlusions (CTO). It includes three subprojects focusing on optimizing intervention algorithms, examining strategies for bifurcation CTO lesions, and investigating treatment strategies for right coronary artery CTOs with concomitant left main disease. The study will utilize data from multiple hospitals to enhance understanding and improve treatment approaches for CTOs.

Why it matters

Potential benefit: If successful, this study could lead to improved strategies for treating chronic total occlusions, potentially enhancing patient outcomes in interventional cardiology.

How similar studies have gone: Other studies have shown success in similar approaches to treating coronary total occlusions, indicating a promising avenue for further exploration.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion criteria

1. Over 20 years old
2. Chronic total occlusion confirmed by coronary angiography, and noted for more than 3 months

Exclusion criteria Nil

Where it's running

  • Chang Gung Memorial Hospital
    New Taipei City, Taiwan
    Recruiting
  • National Taiwan University Hospital
    Taipei, Taiwan
    Recruiting
  • Taipei Veterans General Hospital
    Taipei, Taiwan
    Recruiting

Study contacts

Similar studies

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

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.