Perimeter Medical Imaging AI, Inc. is a medical device company. It develops, patents and commercializes surgical imaging tools. Its products include OTIS Optical Tissue Imaging Console, OTIS Tissue Immobilization System, OTIS Proprietary Imaging Atlas, and Next Generation OTIS AI Tissue Assessment Algorithms. The company was founded by Elizabeth Munro, David Rempel and Andrew Berkeley on May 16, 2013 and is headquartered in Toronto, Canada.