Which J03 codes can be used in a EUDAMED device record?

All 6 codes listed under J03 (Auditory Active-Implantable Devices) are terminal, so any of them can be selected in a device record.

How deep is the J03 hierarchy?

The J03 branch runs 1 level below the group code.

How many J03 codes are catch-all entries?

1 terminal code under J03 is an "- Other" entry and 1 is an "- Accessories" entry, 33% of the branch. The remaining 4 name a specific device type.

EMDN J03: Auditory Active-Implantable Devices

Complete hierarchy for EMDN group J03 in category J (Active-Implantable Devices): 6 terminal codes, EMDN v2026. Terminal codes are the ones accepted in a EUDAMED device record.

J03Auditory Active-Implantable Devices
- J0301Cochlear Implantsterminal
- J0302Middle Ear Implantsterminal
- J0303Auditory Brainstem Implantsterminal
- J0304Bone Conduction Implantsterminal
- J0380Auditory Active-Implantable Devices - Accessoriesterminal
- J0399Auditory Active-Implantable Devices - Otherterminal

How J03 is structured

terminal codes, selectable in a device record

branch headings, not selectable

name a specific device type

33%

fallback entries: Other and Accessories

The Auditory Active-Implantable Devices branch runs 1 level deep. Every code below is terminal.

1 terminal code is an “- Other” entry and 1 is an “- Accessories” entry, 33% of the branch. An “- Other” code is the residual slot for devices its siblings do not name, so it is worth ruling out every specific sibling before settling on one.

Frequently asked questions

Which J03 codes can be used in a EUDAMED device record?: All 6 codes listed under J03 (Auditory Active-Implantable Devices) are terminal, so any of them can be selected in a device record.
How deep is the J03 hierarchy?: The J03 branch runs 1 level below the group code.
How many J03 codes are catch-all entries?: 1 terminal code under J03 is an "- Other" entry and 1 is an "- Accessories" entry, 33% of the branch. The remaining 4 name a specific device type.

Classifying more than a handful of devices?

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Other groups in category J

J01Cardiac Functionality Implantable Devices J02Implantable Neurostimulators J04Implantable Pumps J05Brachytherapy Implantable Devices J06Active Implantable Glucose Monitoring Systems J07Ophthalmological Use Active Implantable Devices J99Active-Implantable Devices - Other

Source: European Commission, EMDN v2026 official release. Terminal codes are the only codes accepted in a EUDAMED device record. EMDN is a nomenclature, not a risk classification. MDR/IVDR class is determined separately.