发明名称 |
Obstetric vacuum extractor |
摘要 |
An obstetric vacuum extractor is provided for assistance in the delivery of a baby. The extractor includes a suction cup of flexible polymeric material to be attached to a portion of the head of a baby. The cup has a flexible integrally formed hollow extension for connection to a source of vacuum and also being connectable to a handle. The cup also has an internal integral skirt extending from its inner surface, the skirt extending adjacent to the rim of the cup.
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申请公布号 |
US5693058(A) |
申请公布日期 |
1997.12.02 |
申请号 |
US19960660256 |
申请日期 |
1996.06.07 |
申请人 |
CAVANAGH, ALEXANDER J. M.;HOBBS, CARLTON C. |
发明人 |
CAVANAGH, ALEXANDER J. M.;HOBBS, CARLTON C. |
分类号 |
A61B17/30;A61B17/44;(IPC1-7):A61B17/42 |
主分类号 |
A61B17/30 |
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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