Signum Surgical, headquartered in Galway, is compiling data for a De Novo classification request to the U.S. FDA for its novel surgical option addressing anal fistula, a painful colorectal condition. The completion of a single-arm, non-randomized clinical trial, treating 32 patients with recurrent anal fistula using the BioHealx™ device, marks a significant milestone for the company. Led by four investigators,