PROBLEM TO BE SOLVED: To provide a joint supporter including a stay which is highly durable and can be produced at low cost.SOLUTION: A supporter body 2 is provided with the stay 4 comprising a rectangular plate body of a fixed thickness, and the stay 4 is provided with a bend part 42 where the plate width is gradually reduced toward the center.COPYRIGHT: (C)2012,JPO&INPIT【課題】より耐久性が高く、安価で生産可能なステーを備えた関節サポータを提供する。【解決手段】サポータ本体2に板厚が一定な矩形状の板体からなるステー4を設け、ステー4に板幅が中央に向かって漸次小さくなる屈曲部42を設ける。【選択図】図1