| 摘要 |
A balloon catheter is provided, in which exact and safe surgical operation is possible and which accurately can grasp the location of the balloon catheter inserted into the body. A balloon catheter comprises: a ballooning part(20) connected to the end of the tube(10); a protrusion(21) protruded to the end of the ballooning part; and a contrast marking part(40) which is formed in protrusion in order to easily confirm the location of the tip-end part. The contrast marking parts inserted into the inner side of protrusion and is formed. The inner pipe(30) fixed crossing to the tip-end part of the ballooning part is inserted into a tube.
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