Heat therapy may seal troubling anal fistulas without surgery
Disease control
Not yet recruiting
This pilot study tests whether a device that delivers controlled heat (radiofrequency ablation) can safely close perianal fistulas—abnormal tunnels between the anal canal and skin. Eighty adults with certain types of fistulas will receive a single RFA treatment. Researchers will …
Phase: NA • Sponsor: Korea University Ansan Hospital • Aim: Disease control
Last updated Jun 27, 2026 09:11 UTC