发明名称 |
Multiple chamber automatic injector |
摘要 |
An automatic injector is provided having at least two chambers containing different ingredients of a medicament separated by [an impermeable membrane. A lance is movable independently of a plunger to cut or pierce the membrane before a spring-loaded drive member for the plunger is released to drive a needle out of the body of the injector and discharge the medicament through the needle. A removable safety clip is provided for preventing movement of art actuating cap into an operative position for advancing the lance, and release of the drive member is preventable by a removable safety pin until the injector is to be used.] a sealing structure. One of the chambers has a needle disposed therein. The sealing structure is conditionable to permit the ingredients to mix in the injector in response to a predetermined actuating procedure before the ingredients are injected.
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申请公布号 |
USRE35986(E) |
申请公布日期 |
1998.12.08 |
申请号 |
US19950506130 |
申请日期 |
1995.07.24 |
申请人 |
MERIDIAN MEDICAL TECHNOLOGIES, INC. |
发明人 |
RITSON, GEOFFREY;WILMOT, JOHN G. |
分类号 |
A61M5/20;A61M5/31;A61M5/32;(IPC1-7):A61M5/00 |
主分类号 |
A61M5/20 |
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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