| 摘要 |
PROBLEM TO BE SOLVED: To provide a catheter which is excellent in manipulatability, and which has an anti-kink ability, which has a proximal end part appropriate for cutting, and a distal end part easy to form herein a side hole. SOLUTION: A catheter is composed of a flexible tube body 2 formed of an outer layer 6, an inner layer 7 and an intermediate structure 8 between them, which are laminated one upon another. The tube body 2 has a distal end part 21, an intermediate part 22 and a proximal end part 23, arranged in the mentioned order in the longitudinal direction thereof. The distal end part 21 is composed of an outer layer 6, having side holes 3. The intermediate part 22 is composed of the outer layer 5, an inner layer 7 and an intermediate structure 8. The distal end part 23 is composed of the outer layer 6 and the inner layer 7. |
