| 摘要 |
<p>PROBLEM TO BE SOLVED: To effectively prevent the careless infection of a particulate bacterium or virus in air or an accident which occurs when blood is collected. SOLUTION: A cannula consists of a housing provided with an inlet and an outlet to form a fluid passage between them, a means for forming an access hole which communicates with the fluid passage, and a flexible means which is supported by the housing to seal the access hole, and which is provided with an opening to be re-sealed and a curved outer peripheral front surface inside, with which the blunt cannula is sealed and inserted through the opening to be re-sealed, arranged by communication with the passage concerning the fluid and is removed from the arrangement, and which flexible means mutually works with the housing to re-seal the opening to be re-sealed in the case of removal.</p> |
