What is a Medical Device?
The SFDA definition
Under Article 1 of the Medical Devices and Supplies Regulation (the Medical Devices Law), a medical device is broadly defined as any instrument, apparatus, implement, machine, appliance, implant, reagent for in vitro use, software, material, or other similar article intended by the manufacturer to be used — alone or in combination — for one or more of the following purposes:
- Diagnosis, prevention, monitoring, prediction, prognosis, treatment, or alleviation of disease
- Diagnosis, monitoring, treatment, alleviation of, or compensation for injury or disability
- Investigation, replacement, or modification of anatomy or physiological processes
- Providing information by means of in vitro examination of specimens derived from the human body
- Control of conception
- Disinfection of medical devices
- Support or sustaining of life
The device must achieve its principal intended action by means other than pharmacological, immunological, or metabolic means (though it may be assisted by such means).
The SFDA definition closely mirrors the EU MDR 2017/745 definition. If your device is classified as a medical device under EU MDR, it is very likely to qualify as a medical device in Saudi Arabia as well — but always verify against the SFDA definition directly, as subtle differences exist.
Annex XVI devices (aesthetic/non-medical purpose)
The SFDA applies rules similar to Annex XVI of the EU MDR to certain devices without a medical intended purpose that nonetheless pose similar risks. These include devices for:
- Contact lenses without corrective purpose
- Body-shaping devices (liposuction, dermabrasion equipment)
- Brain-stimulation devices for non-medical use
- Lasers for skin resurfacing or hair removal
Such devices are treated as medical devices for classification and registration purposes. The SFDA has published guidance (MDS-G008, Chapter 1) specifically on this category.
In vitro diagnostic (IVD) devices
An IVD medical device is any medical device — including reagents, calibrators, control materials, kits, instruments, or software — intended to be used in vitro for the examination of specimens derived from the human body.
IVDs are subject to the same Medical Devices Law but have their own classification rules and specific technical file requirements. See IVD Classification for details.
Software as a medical device
Software that meets the SFDA definition (intended to diagnose, monitor, treat, or alleviate disease, for example) qualifies as a medical device and must be registered via MDMA. Software used solely to support device hardware does not independently qualify. See Digital Health & SaMD for detail.
Key distinction: intended purpose
Classification as a medical device depends on the intended purpose as stated by the manufacturer in labelling, IFU, promotional materials, or other communications. Actual use by a patient or healthcare professional does not override manufacturer intent for regulatory classification purposes.
Further reading
- SFDA Medical Devices Law — Article 1 (definitions)
- MDS-REQ 1 — Requirements for Medical Device Marketing Authorization
- MDS-G008 — Classification guidance (Chapter 1: scope)
- What is Not a Medical Device?