| 摘要 |
PROBLEM TO BE SOLVED: To prevent the force which is coaxial with the progression direction of a cannula and in a direction opposite thereto a needle body wen the cannula is guided to a blood vessel assured by a needle. SOLUTION: This cannula introducing device 50 consists of a cannula body 10 which consists the cannula 11 and of a cannula supporting cylinder 12 for supporting this cannula 11, the needle body 20 which consists of the needle 21 for pricking to be inserted into the cannula and a needle supporting cylinder 22 for supporting the needle, and a guide means which guides the cannula 11 into the blood vessel assured by pricking of the needle 21 while rotating the cannula 11 around the needle 21. |
