| 摘要 |
PURPOSE:To provide a medical tube allowing the sufficient bending operation and can be easily inserted into a hard constriction portion. CONSTITUTION:A medical tube 1 is constituted of a flexible bent section 6 provided near a tip section, a hard tip section 2 provided at the tip of the bent section 6, a shape memory alloy member 4 arranged on the bent section 6 to bend the bent section 6, and a heating means 12 heating the shape memory alloy member 4 to deform it. |
