Patent · US Expired

Miniature hand-held spot source of illumination

US5003434A · kind A · utility

81Cited by
12References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 13, 1990
Grant dateMar 26, 1991
Priority date
Expiry dateJul 13, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S362/804
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A miniature hand-held spot source of illumination particularly suited for use by health professionals to view and operate upon a patient's anatomy. The spot-source includes a handle with a tool mounted at its proximal end and a source for projecting light into the vicinity of the tool. The spot source is color corrected to enhance viewability under variety of ambient lighting conditions.

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