发明名称 Disposable vaginal speculum
摘要 A disposable speculum of synthetic plastics material for vaginal inspection is described. The speculum comprises two dilation blade members which are attached to each other and movable apart. One of the blades has an extended handle portion which is so constructed that the included angle between the handle and the dilation blade is not less than 100 degrees.
申请公布号 US5179937(A) 申请公布日期 1993.01.19
申请号 US19910705757 申请日期 1991.05.28
申请人 LEE, CHENAULT D. 发明人 LEE, CHENAULT D.
分类号 A61B1/32 主分类号 A61B1/32
代理机构 代理人
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