In the Tip of the bending/discouraging flexibility catheter which

摘要

PROBLEM TO BE SOLVED: To certainly inject a medical liquid in the blood vessel by one operation. SOLUTION: In the balloon-shaped medical liquid syringe for the blood vessel having constitution such that a balloon comprising a cylindical main body and a flexible film is provided to the distal end of a flexible catheter having a medical liquid supply hole longitudinally provided therein so that the medical liquid supply hole is made to communicate with the interior of the balloon, a plurality of bladed are fixed to the surface of the balloon main body, respectively so that the edges of them protrude in a radial direction at the time of expansion of the balloon and medical liquid ejection small holes are provided to the root positions of the blades of the balloon, respectively.