NeoGuide Systems Inc., a developer of technology to prevent and treat colorectal cancer, has named Austin Noll its new president and chief executive officer. A seasoned health-care executive with nearly two decades of experience in the medical device industry, Noll takes the helm of NeoGuide as it prepares for commercialization of its flagship product, the NeoGuide Endoscopy System. Company founder and the inventor of the technology Amir Belson, M.D. will remain full-time with NeoGuide as a board member and the chief technology officer. In this role, he will lead the development of new technology applications to support future company growth.