AmCad BioMed Corporation announced that the company obtained the USA FDA 510(k) on 1/2 for the ultrasound respiratory tract evaluation device (AmCad UO) used in Obstructive Sleep Apnea aided diagnosis. License no (K180867). AmCad UO is the only high-end medical device approved in the world to evaluate the respiratory tract by ultrasound. It can aid physicians to do the quick detection of O.S.A. AmCAD-UO has obtained the patents of Europe, America and Japan, after obtaining the FDA 510(k), the company can start the promotion activities soon.