| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a chemical introducing appliance capable of preventing a chemical in a chemical storing chamber from flowing out, and a chemical injection appliance and intermittent type administration system provided with the same. <P>SOLUTION: The chemical introducing unit 16 allows the chemical to be introduced to a liquid side cylinder 11 accommodating the chemical pressurized so as to be able to administrate it to a patient and regulates the flow out of the chemical to the outside of the liquid side cylinder 11. A regulating plate 31 is formed for regulating the movement of a rod-like member to the slit 21d of a duckbill 21 when the substantially linear rod-like member is inserted into a tapered portion 29a, between the tapered portion 29a and the slit 21d of the duckbill 21. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
