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FOUR-VALVE VAGINAL SPECULUM
专利权人:
Jonathan Cohen
发明人:
Jonathan Cohen
申请号:
US13985429
公开号:
US20140031633A1
申请日:
2012.02.03
申请国别(地区):
US
年份:
2014
代理人:
摘要:
A vaginal speculum includes a first rod supporting a first arm that is slidable along the first rod, a first valve being attached to the first arm, and a second arm, a second valve being attached to the second arm. The vaginal speculum further includes a second rod supporting a third arm that is slidable along the second rod, a third valve being attached to the third arm, and a fourth arm, a fourth valve being attached to the fourth arm. The first rod and the second rod are rigidly connected to one another.
来源网站:
中国工程科技知识中心
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