04300541 is referenced by 61 patents and cites 26 patents.

A disposable contacting member molded from an optical wave-guiding material includes a socket adapted to hold a light source and a lens for directing light from the source into an orifice or incision. The lens is on the inner side wall of the contacting member, facing away from the wall of the orifice or incision. The lens is of a sufficiently low profile that is does not obstruct access to the orifice or incision.

Title
Speculum lens structure
Application Number
10751
Publication Number
4300541
Application Date
August 22, 1980
Publication Date
November 17, 1981
Inventor
Kermit Burgin
R.R. 1, Box 334, Whitestown, 46075
IN, US
Agent
Jenkins Coffey Hyland Badger & Conard
IPC
A61B 1/06
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