 First Safety Study Utilizing Ultraviolet A Light Catheter as a Prospective Anti-Infective in Critically Ill, Intubated SARS-Cov-2 Patients ENGLEWOOD, CO ACCESSWIRE December 28, 2020 Aytu BioScience, Inc. NASDAQ:AYTU, a specialty pharmaceutical company the Company focused on commercializing novel products that address significant patient needs announced the completion of the safety study evaluating the HealightTM ultraviolet A light catheter technology. This single center, U.S.-based study evaluated the safety and proof of principle of the Healight device in newly intubated critically ill patients on mechanical ventilation diagnosed with COVID-19. 