Nick Tsaclas is Co-Founder of Sentry Laboratories, the first ENT cytopathology laboratory dedicated to the early detection and prevention of head and neck cancer.

In Nick’s 4 decades long career he worked for Machida America, Pentax Precision Instrument Corporation and Vision Sciences, all flexible endoscope companies, where he was responsible for developing such products as the flexible video laryngostroboscope, the transnasal esophagoscope (TNE), the air-pulse laryngosensory stimulator, the endosheath TNE system and the mobile FEES system for bedside swallowing evaluations.

Nick also pioneered the TNE procedure technique and consequently became an expert in the performance and training of this revolutionary endoscopic examination. Nick has appeared on national programs such as Good Morning America and The Doctor Oz Show and was invited to The White House to demonstrate the TNE procedure for the Physician to The President of the United States.