New heart mapping technology aims to better target irregular heartbeat sources
Disease control
Recruiting now
This study is testing whether a new high-density mapping catheter called OPTRELL can better identify the specific areas in the heart that cause persistent atrial fibrillation (AF). Researchers will use this mapping to guide radiofrequency ablation, a procedure that creates small …
Sponsor: Ting-Yung Chang • Aim: Disease control
Last updated Apr 01, 2026 14:43 UTC