The requirement for a device master record is outlined in the fda’s quality system. It is a repository of all essential information about your company’s medical devices. Dmr is maintained on the company computer network in a microsoft word table, excel or equivalent format. A lot of the documents are not in the device master record, but are referenced in the dmr as to where the document is located (document control office, engineering library,. Okay, here is a generic example of a dmr template for a medical device.