发明名称 |
SPRING ASSISTED DRUG DELIVERY DEVICE |
摘要 |
A spring assisted drug delivery device (80, 90) comprising: a housing (4); a piston rod (22) having a longitudinal axis, a distal end and a proximal end that is axially movable in a distal direction relative to the housing (4), a mid-body (20) fixed inside of the housing (4) and coupled to the piston rod (22) in such a manner that the piston rod (22) is axially movable in a distal direction relative to the mid-body (20), and wherein a preloaded spring (82, 92) is operatively coupled to the piston rod (22) in such a manner that the spring (82, 92) is released and the stored force in the spring (82, 92) supports driving the piston rod (22) in the distal direction during a dose administration step. |
申请公布号 |
WO2015074978(A3) |
申请公布日期 |
2015.11.12 |
申请号 |
WO2014EP74703 |
申请日期 |
2014.11.17 |
申请人 |
SANOFI-AVENTIS DEUTSCHLAND GMBH |
发明人 |
BLANCKE, STEFAN;TEUCHER, AXEL;JUGL, MICHAEL;SCHNEIDER, CHRISTIANE |
分类号 |
A61M5/315;A61M5/20;A61M5/24 |
主分类号 |
A61M5/315 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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