Patent · US Expired

Indirectly illuminating ophthalmological speculum

US5054906A · kind A · utility

121Cited by
6References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 17, 1986
Grant dateOct 8, 1991
Priority date
Expiry dateJan 17, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2090/306
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An ophthalmological apparatus for opening the eyelids to permit access to the eye, and for illuminating the eye, primarily suited for ophthalmological procedures upon the surface of the eye. In one embodiment, a pair of optical fibers is provided along the arms of a speculum.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.