This is the ValueSet that contains all the codes in IVD device types for LIVD device definitions (http://hl7.org/fhir/uv/livd/ValueSet/livd-device-type) and IVD device types for LIVD device definitions VS (http://hl7.org/fhir/uv/livd/ValueSet/livd-device-type). E.g. what you have to deal with if you get resources containing codes in either of them