| 摘要 |
PROBLEM TO BE SOLVED: To prevent infection by an annular bacterium or a virus in the air due to carelessness that may occurs during blood collection. SOLUTION: The cannula is composed of a housing 14 having an inlet and an outlet, and forming a fluid passage between them, a means to form an access hole communicating with the fluid passage, and a flexible means supported by the housing and intended to seal the access hole, and having an opening 22 that can be resealed and a curved outside peripheral surface in that. Therefore, the flexible means can seal a dull cannula 12 through the resealable opening, arrange in the passage and the fluid passage, remove the dull cannula, and interact with the housing so as to reseal the resealable opening. |
