Agency
The Therapeutic Goods Administration (TGA) is responsible for regulating medical devices in Australia
Medical Device Definition
A medical device is defined in the legislation as any instrument, apparatus, implement, machine, appliance, implant, software, material, or other similar or related devices (including any diagnostic product for in vitro use) that is intended by the manufacturer to be used, alone or in combination, for human beings for the specific purpose of one or more of the following:
- diagnosis, prevention, monitoring, treatment, or alleviation of disease;
- diagnosis, monitoring, treatment, alleviation of, or compensation for an injury or handicap;
- the investigation, replacement, modification, or support of the anatomy or a physiological process;
- supporting or sustaining life;
- control of conception;
- disinfection of medical devices;
- providing information for medical purposes using in vitro examination of specimens derived from the human body;
- and does not achieve its principal intended action in or on the human body by pharmacological, immunological, or metabolic means, but which may be assisted in its function by such means.
Classification of Medical Device
International Classification |
Examples |
Risk Level |
Class I |
Surgical retractors Tongue depressors |
Low risk |
Class I - supplied sterile |
Sterile surgical gloves |
Low to Medium |
Class I - with a measuring function |
Medicine cup with specific units of measurement |
Class IIa |
Dental drills; ultrasound machines; digital or infrared thermometers |
Class IIb |
Surgical lasers Diagnostic X-ray |
Medium to High |
Class III |
Prosthetic heart valves
Absorbable surgical sutures
Hip prostheses (for example, replacement of hip joint)
Pacemakers |
High |