He now specializes in the care of the performing voice and the treatment of voice disorders.
Prof. Dr. Hess has long-standing experience in performing the full spectrum of endoscopic and open surgical procedures on the larynx.
He has invented many improvements for diagnostics and operative techniques in laryngology and holds a patent on LED-stroboscopy. Prof. Dr. Hess brings a multidisciplinary approach to such patients as public speakers, singers, and actors. His surgical patients receive cutting-edge minimally invasive techniques in laryngeal microsurgery as well as office-based voice surgery in topical anesthesia.
Prof. Dr. Hess has authored or co-authored over hundred peer-reviewed articles in professional journals, book chapters, and textbooks.
He is Secretary General of Pan European Conferences (PEVOC) since 2003, a founding member of the ‚German Society of Phonosurgery‘, founder and Executive Board member of the European Academy of Voice (EAV), incoming President of the international Collegium Medicorum Theatri (CoMeT) and serves in multiple capacities on many international editorial and scientific boards and committees.
Prof. Dr. Hess teaches regularly at national and international voice conferences and gives own courses in cutting-edge phonosurgery techniques.