<qa>  What is the name of the device that is not compatible with MRI?Contraindication to MRI such as having devices not compatible with MRI pacemaker, an implanted medical pump, brain stimulators etc., metallic prostheses in their body metal pins and rods, heart valves, cochlear implants etc., and history of working with metals in the past, since such persons may potentially have small metal fragments in the eye without being aware of it. 