发明申请
US20140039408A1 NEEDLE ASSEMBLY AND INJECTION DEVICE WITH FOLDABLE NEEDLE PROTECTING MEANS
有权
具有可折叠针保护装置的针头组件和注射装置
- 专利标题： NEEDLE ASSEMBLY AND INJECTION DEVICE WITH FOLDABLE NEEDLE PROTECTING MEANS
- 专利标题（中）： 具有可折叠针保护装置的针头组件和注射装置
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申请号： US14110851申请日： 2012-04-10
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公开(公告)号： US20140039408A1公开(公告)日： 2014-02-06
- 发明人: Frederic Perot , Guillaume Grunhut , Adrien Plouvier
- 申请人： Frederic Perot , Guillaume Grunhut , Adrien Plouvier
- 申请人地址： FR Le Pont de Claix
- 专利权人： BECTON DICKINSON FRANCE
- 当前专利权人： BECTON DICKINSON FRANCE
- 当前专利权人地址： FR Le Pont de Claix
- 优先权： EP11305423.3 20110411
- 国际申请： PCT/EP12/01544 WO 20120410
- 主分类号： A61M5/32
- IPC分类号： A61M5/32
摘要：
The present invention relates to a needle including: a needle hub having a needle with a distal tip; a ring for protecting the needle in one of a storage condition or end-of-use condition of the needle assembly; a foldable element for moving the protective ring; a biasing element for urging the foldable element from its folded configuration to an unfolded configuration; a retainer for maintaining the biasing element in an intermediate stressed state at least in the storage condition of the needle assembly; and a deactivating element for releasing said retainer at least at the end of the injection step. The invention also relates to an injection device including such a needle assembly and a container.
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