发明名称 Pre-filled syringe
摘要 A pre-filled syringe including a barrel 1, a base end gasket 4 which is fluid-tightly slidable in the barrel 1, a front end gasket 8 which is fluid-tightly slidable in the barrel 1, and a nozzle part 2 provided in a front end of the barrel 1, wherein the nozzle part 2 includes a front end gasket accommodation part 23 which is capable of accommodating the front end gasket 8, and liquid flow passages 21 extending in an axial direction in an inner periphery wall, through which a liquid medicine can pass when the front end gasket 23 is accommodated in the front end gasket accommodation part 23, and a sectional area of a front end of the liquid flow passages 21 is smaller than a sectional area of a base end.
申请公布号 US7699811(B2) 申请公布日期 2010.04.20
申请号 US20070652001 申请日期 2007.01.11
申请人 NIPRO CORPORATION 发明人 HASEGAWA MITSURU
分类号 A61M5/00 主分类号 A61M5/00
代理机构 代理人
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