发明名称 Withdrawal syringe
摘要 A withdrawal syringe has a cannula connected to one end of a receiving cylinder having a filter in the other end. A cup shaped piston is in a sliding telescoping relation with the cylinder. The piston has finger grips and a thumb rest is secured from the cylinder in spaced opposition to the finger grips. The syringe is operated by one hand by a squeezing action between the fingers and thumb.
申请公布号 US2007112309(A1) 申请公布日期 2007.05.17
申请号 US20050281573 申请日期 2005.11.17
申请人 ZUCKER JERRY 发明人 ZUCKER JERRY
分类号 A61M5/315 主分类号 A61M5/315
代理机构 代理人
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