发明名称 |
DISPOSABLE SYRINGE |
摘要 |
A disposable syringe has a needle seat with an upper segment adapted to be fitted with a needle unit, and a lower segment retained in a passage of a barrel. A plunger has a stem portion movable in the passage, a surrounding engaging portion in sealing contact with the passage so as to be moved by the stem portion to a position of use, and a head which is moved towards and which is held by a grip segment in the needle seat when the surrounding engaging portion is depressed by an edge portion of the needle seat by virtue of a continuing depression force of the plunger, thereby permitting the needle seat to be brought into the passage for disposal.
|
申请公布号 |
CA2408757(C) |
申请公布日期 |
2007.02.06 |
申请号 |
CA20022408757 |
申请日期 |
2002.10.17 |
申请人 |
SHUE, MING-JENG;SHUE, PHILLIP |
发明人 |
SHUE, MING-JENG;SHUE, PHILLIP |
分类号 |
A61M5/32;A61M5/315;A61M5/50 |
主分类号 |
A61M5/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|