| 摘要 |
PROBLEM TO BE SOLVED: To provide an angiography catheter which can be safely inserted into a blood vessel without hurting its wall and efficiently adjust the spurts of contrast medium. SOLUTION: The catheter is provided with a tubular body area 120 and a semicircular dome-shaped head area 110 which continues from the body 120 area and has a hole on the top. The head area 110 is made of materials such as silicone rubber which can easily change its shape so as not to hurt the wall of a blood vessel when the angiography catheter 100 is inserted. The hole 111 is provided on the top of the head area 110 and side holes 121, 122 are provided on the side of the body area. |
