| 发明名称 |
Ampuls and apparatus thereon for opening same |
| 摘要 |
The invention relates to opening aids for an ampul which is closed by upper and lower plastic membranes. The opening aids are funnel-shaped sleeves, one of which contains a membrane welded to one of the plastic membranes closing the ampul, and the other of which includes a plastic punch for rupturing the upper membrane.
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| 申请公布号 |
US4964521(A) |
申请公布日期 |
1990.10.23 |
| 申请号 |
US19890322385 |
申请日期 |
1989.03.13 |
| 申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG |
发明人 |
WIELAND, GERHARD;STECKENREUTER, KLAUS;GERNAND, WOLFGANG;SIMGEN, HELMUT |
| 分类号 |
B65D51/20;A61J1/06;A61M5/315;B01L3/00;B65D51/22 |
主分类号 |
B65D51/20 |
| 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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