Patent · US Expired

Detection of intraocular surgical scissors

US6077272A · kind A · utility

5Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1997
Grant dateJun 20, 2000
Priority date
Expiry dateAug 22, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2017/00482
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An apparatus and method for determining the motor type of an electric intraocular surgical handpiece. A circuit including a voltage divider, opto-isolators and amplifiers receives signals from the motor of the handpiece to determine its type. The circuit provides a signal, which can be visual or auditory, to the user concerning the motor type of the handpiece so that the user may choose the proper controls compatible with the motor type.

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