Patent · US Expired

Apparatus for removing cataracts

US4597388A · kind A · utility

80Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 1983
Grant dateJul 1, 1986
Priority date
Expiry dateDec 15, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B17/22022
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method and apparatus are provided for removing an eye lens having a cataract therein. An electric spark is discharged in a hydraulic medium to cause an electro-hydraulic shock which is focused on or directly conducted to the lens, thereby to liquify the lens, which is then readily flushed from position.

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