ERMI is an acronym that translates to End Range Motion Improvement. ERMI, Inc. is a leading US medical device company specializing in the treatment of outlier patients with severe motion loss by partnering with physicians, physical and occupational therapists, nurse case managers, and other healthcare professionals. Through its patented devices, the company researches, develops, manufactures, markets and bills as a provider of healthcare services to improve motion for patients in the US.