发明名称 |
Retractable syringe with locking plunger |
摘要 |
A retractable needle syringe having a plunger rod configured to lock in place after retraction of the needle. The plunger rod distal end has a seal configured to advance past a retaining ledge after retraction of the needle, whereby the retaining ledge restricts or inhibits the plunger from proximal movement.
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申请公布号 |
US8574193(B2) |
申请公布日期 |
2013.11.05 |
申请号 |
US201213413577 |
申请日期 |
2012.03.06 |
申请人 |
CAIZZA RICHARD;BOJAN JAY;MIDLAND MEDICAL DEVICES HOLDINGS, LLC. |
发明人 |
CAIZZA RICHARD;BOJAN JAY |
分类号 |
A61M5/00 |
主分类号 |
A61M5/00 |
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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