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Sterile

A sterile device is supplied free of viable micro-organisms — flagged so that it is handled, stored and used to preserve that sterile state.

Single-use device

A single-use device is intended to be used on one patient during a single procedure and then discarded — not reprocessed or reused.

Primary DI

The Primary DI is the main UDI-DI a manufacturer designates as the principal identifier for a device in EUDAMED.

Basic UDI-DI

The Basic UDI-DI is the main identifier that groups together all device variants of the same model — the regulatory "family" key.

UDI issuing entities

Issuing entities are the organisations the European Commission has designated to assign Unique Device Identifiers under the EU's UDI system.

IVDR risk classes

IVDR risk classes rank in-vitro diagnostic devices from lowest risk (Class A) to highest (Class D), based on the patient and public-health risk of a wrong result.

Primary DI

The Primary DI is the main UDI-DI a manufacturer designates as the principal identifier for a device in EUDAMED.

Notified body

A notified body is an independent organisation, designated by an EU country, that audits manufacturers and certifies higher-risk devices before they can be CE-marked.