Plain-English translation of NCT03729232 on ClinicalTrials.gov ↗ · Source last updated · Translation generated · How we translate trials
This is a nationwide registry — a large database collecting real-world information — from Japanese hospitals that perform catheter ablation, a procedure to treat irregular heartbeats. Researchers are gathering detailed information about how the procedure works, how often it succeeds, and what side effects patients experience. The goal is to understand what helps the procedure work best and how to keep patients safe.
Catheter ablation is used to treat many patients with heart rhythm problems, but doctors want to better understand which patients do best, how often complications happen, and how to predict outcomes. This registry will help doctors improve the procedure and patient care based on real experience across the country.
You likely qualify if…
You likely don't qualify if…
Your doctors will record your procedure details and health information before, during, and after your catheter ablation treatment. The research team will collect this information electronically and check in with detailed follow-up information each September. You don't need to do anything extra — your doctors and the hospitals will share your routine treatment data with the registry to help researchers understand what works best for patients like you.
AI-generated summary from trial data · Aug 12, 2026 · Not medical advice
Japan
Enrollment target
~400,000 participants
Started
July 2017
Primary completion
March 2030
Last updated on clinicaltrials.gov in November 2023.
Reach out to the team running this trial. Response times vary — some teams are faster than others.
Central contact
Kengo Kusano, MD, PhD
National Cerebral and Cardiovascular Center, Japan
Tell us you're interested and we'll help connect you with the research team. We'll walk you through what to expect first — no email needed to get started.