本文件定义了用于描述外肢假肢和矫形器的通用术语，以及参与假肢和矫形器实践的人员。 注1:ISO 8549-2列出并定义了截肢的完整等级范围。ISO 8549-3列出并定义了矫形器的完整类别。 本文件不适用于用于替代人体其他部位的乳房、眼部或其他外部假体，也不适用于牙科假体或矫形器。 注2:就本文件而言，缩写术语“假肢”及其衍生物仅适用于外肢假肢。 缩写术语“矫形器”及其衍生物仅适用于外部矫形器。

This document defines general terms used to describe external limb prostheses and orthoses, and the personnel involved in the practice of prosthetics and orthotics. NOTE 1 The complete range of levels of limb amputation are listed and defined in ISO 8549-2. The complete range of classes of orthoses are listed and defined in ISO 8549-3. This document does not apply to breast, ocular or other external prostheses used to replace other parts of the human body, nor to dental prostheses or orthoses. NOTE 2 For the purposes of this document, the abbreviated term 'prosthetics' and its derivatives only apply to external limb prosthetics. The abbreviated term 'orthotics' and its derivatives only apply to external orthotics.