PROBLEM TO BE SOLVED: To provide a medical tube which has excellent kink resistance.SOLUTION: A catheter body 1 comprises: a first spiral part 5 which is constituted of a first resin material 51A containing a first resin and where a first wire 51 is wound spirally with the adjacent portions thereof separated from each other and a second spiral part 6 which is constituted of a second resin material 61A containing a second resin and harder than the first spiral part 5 and is disposed between the adjacent portions of the first wire 51 of the first spiral part 5, and where a second wire 61 is wound spirally along the first spiral part 5.COPYRIGHT: (C)2015,JPO&INPIT【課題】耐キンク性に優れた医療用チューブを提供すること。【解決手段】カテーテル本体1は、第1の樹脂を含む第1の樹脂材料51Aで構成され、隣り合う第1の線材51線材が離間して螺旋状に巻回された第1の螺旋状部5と、第お2の樹脂を含み、第1の螺旋状部5よりも硬質な第2の樹脂材料61Aで構成され、第1の螺旋状部5の隣り合う第1の線材51の間に配置され、第1の螺旋状部5に沿って、第2の線材61が螺旋状に巻回された第2の螺旋状部6とを有している。【選択図】図2
