Surmodics Inc is a provider of surface modification and in vitro diagnostic technologies to the healthcare industry. The company's mission is to improve the treatment and detection of disease by using its technology to provide solutions to difficult medical devices and diagnostic challenges. It has two reportable segments: Medical device unit; Manufacture of performance coatings, including surface modification coating technologies and the Vitro diagnostics unit; Manufacture of chemical and biological components used in in vitro diagnostic immunoassay and molecular tests within the diagnostic and biomedical research markets. Surmodics derives majority of its revenue from the Medical Device segment.