PROBLEM TO BE SOLVED: To provide an electric wire in a catheter, that has excellent tensile strength in a longitudinal direction and electric characteristics and hard to fold during welding to be engaged with an electrode, and the manufacturing method of the same.SOLUTION: The electric wire has a wire core 11 made of semi-rigid stainless and a conductor layer 12 coated on the circumference of the wire core 11.COPYRIGHT: (C)2014,JPO&INPIT【課題】カテーテル内電線に関し、長手方向の引張強度及び電気特性が良好、且つ電極を接続する溶接時に折れにくいカテーテル内電線及びその製造方法を提供する。【解決手段】半硬質のステンレスで形成された線芯11と、線芯11の外周に被覆された導体層12とを有する。【選択図】図1
