公开(公告)号：US20110028913A1

公开(公告)日：2011-02-03

申请号：US12738160

申请日：2008-10-15

申请人： Yasuhiro Muramatsu ,  Hiroaki Mizuno ,  Junya Okazaki ,  Yusuke Ishita

发明人： Yasuhiro Muramatsu ,  Hiroaki Mizuno ,  Junya Okazaki ,  Yusuke Ishita

IPC分类号： A61M5/315 ,  F16J15/16

CPC分类号： A61M5/31511 ,  A61M5/31515 ,  F16B35/041 ,  F16B39/30

摘要： The present invention is intended to provide a gasket which is able to be mounted on a plunger with a loosening preventing mechanism and, more specifically, a gasket including loosening preventing means provided for the plunger having a mechanism configured to prevent a joint portion between the plunger and the gasket from loosening, and a prefilled syringe preparation utilizing this gasket. The gasket is mountable on the plunger having a projecting portion in a groove of a screw portion for screwing the gasket thereon including a depressed portion with which the projecting portion is engageable when being screwed on the plunger provided on an inner periphery of the gasket.

摘要翻译： 本发明旨在提供一种能够安装在具有松动防止机构的柱塞上的衬垫，更具体地说，包括设置用于柱塞的松动防止装置的衬垫，该衬垫具有被构造成防止柱塞之间的接合部分 并且垫圈松动，以及使用该垫圈的预填充注射器制剂。 衬垫可安装在柱塞上，该突起部分位于螺钉部分的凹槽中，用于将垫圈拧紧在其上，包括凹陷部分，当凹陷部分被拧在设置在衬垫内周上的柱塞上时，凸起部分可与之接合。