PROBLEM TO BE SOLVED: To provide a Tei-Shin needle for stimulating the body and easing muscle fatigue and stiffness by using an electric potential difference generated when making copper and aluminium contact each other.SOLUTION: A Tei-Shin needle is composed of a copper needle (2) and an aluminium needle (4) superposed to contact each other enclosed by a cylindrical shaped leather material (5).COPYRIGHT: (C)2014,JPO&INPIT【課題】銅とアルミニウムを接触させた時に生じる電位差を利用し、身体に刺激を与え、筋肉の疲労や凝りなどを改善させる両極テイ鍼を提供する。【解決手段】銅鍼(2)とアルミニウム鍼(4)を重ね合わせて接触させ、筒状に加工した革(5)で両者を包み込んだ構造である。【選択図】図2