ISO Medical devicesSymbols to be used with information to be supplied by the manufacturerPartGeneral requirements. This Abstract. The present guidance covers the followingMedical deviceContains human blood or plasma derivativesContains a medicinal substanceContains hazardous substancesContains biological material of human origin 6 ISO /ISO – Medical deviceSymbols to be used with information to be supplied by the manufacturerPartGeneral requirements Symbol Symbol Title Symbol Description Standard