| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an infusion device with a stopper body which is attached to the mouth part of an infusion container such as an infusion solution bag used for an intravenous drip, is punctured easily with a plastic bottle needle as a puncture needle, and prevents the leakage of a solution after pulling out the puncture needle. <P>SOLUTION: This infusion device is used to inject a medicinal solution into or extract it from the infusion container 1 by puncturing the stopper 3 attached to the mouth part 2 of the infusion container 1 and made of a soft synthetic rubber with the puncture needle 6. The infusion device features a guiding cylinder 7 guiding for inserting the puncture needle and embedded in the stopper body 3 with an opening part 70 at an end of the guiding cylinder 7 exposed to the outside and a pair of beak-shaped closure pieces 71, 72 provided integrally into the guiding cylinder 7 at the end opposite to the opening part 70 of the guiding cylinder 7. <P>COPYRIGHT: (C)2004,JPO |
