EEG / EMG in Illinois

RetMap, Inc. is a Chicago-area medical device manufacturer specializing in innovative diagnostic solutions for ophthalmic care. The company develops patented electroretinography (ERG) technologies designed to improve early detection of neurodegenerative eye diseases and preserve vision through more effective screening, accurate diagnosis, and informative disease monitoring. RetMap's flagship product, the RM Electrode®, is an FDA-cleared, single-use disposable soft contact lens-type ERG electrode engineered to enhance test sensitivity while improving patient comfort, safety, and clinical throughput. The electrode features an integral speculum for consistent pupil exposure, a double base curve for positional stability, and a recessed design to minimize motion artifact. By providing objective measurement of retinal function and health, RetMap enables earlier disease detection and treatment initiation to prevent irreversible vision loss in progressive eye conditions.