RESUMO
The conceptions and characteristics of five basic terms,including rehabilitation engineering,assistive technology,assistive devices,assistive technology service and accessibility,were discussed briefly in this paper.The newest ISO 9999 Assistive Products for Per-sons with Disability-Classification and Terminology(sixth edition)published in 2016 was also introduced.In the future,assistive technolo-gy and rehabilitation engineering would be normalized as assistive health technology to carry out global cooperation(GATE),Priority Assis-tive Products List including 50 kinds of assistive products published by World Health Organization would be a model to make assistive poli-cy and project,assistive technology services would be standardized,assistive technology would continue to innovate,assistive technologies and therapy would be integrated,as well as assistive technologies and rehabilitation medicine,etc.