发明名称 |
SYRINGE WITH SELF-RETRACTING NEEDLE |
摘要 |
A syringe comprises a body (1) which carries the needle (6), a piston (13), a protective sheath and a spring (17) arranged between the sheath (14) and the body (1). A first and a second shoulder (21) on the outer wall of the body (1) co-operate with a first spur (19) of the sheath (14) to block the body (1) in a first direction, which a second, supple spur (20) and a third shoulder (24) block the body (1) in the other direction. |
申请公布号 |
WO9113643(A1) |
申请公布日期 |
1991.09.19 |
申请号 |
WO1990FR00572 |
申请日期 |
1990.07.27 |
申请人 |
GUERINEAU, JEAN;POIRIER, DOMINIQUE |
发明人 |
GUERINEAU, JEAN;POIRIER, DOMINIQUE |
分类号 |
A61M5/31;A61M5/32 |
主分类号 |
A61M5/31 |
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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