| 摘要 |
PROBLEM TO BE SOLVED: To safely feed liquid by connecting a port in a near end to an expandable balloon part and a distant wire port in a balloon catheter having the distant end provided with the distant wire port, etc., positioned distant from a balloon and the near end provided with a near expanding/wire port, etc. SOLUTION: A catheter 100 is provided with a catheter main body composed of an external tube 108 and an internal tube member 110 and a balloon bottom member 114, which is composed of a balloon internal member end part 116 and a coil fluid transmission member 118 surrounded with a balloon 112. Valving containing a valve section 106 composed of a metal band 120 is provided in the distance from the balloon 112 and a delivery tube 13 whose end part is completed in a distant delivery port 132 is provided near the balloon 112. Liquid medicine, etc., are fed to near the balloon, which expands from the delivery port 132, via the tube 130 in such a state as separating a distant space from a near space surrounding the catheter. |
