Patent · US Expired

Laser thermokeratoplasty methods and apparatus

US5334190A · kind A · utility

169Cited by
10References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 8, 1992
Grant dateAug 2, 1994
Priority date
Expiry dateMay 8, 2012

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2009/00872
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Methods and apparatus for correction of optical defects in vision, employing an infrared radiation source and a focusing element, for changing the curvature of the eye by application of focused infrared radiation into the collagenous tissue of the cornea in a controlled manner.

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