Patent · US Expired

Foot controller with ophthalmic surgery interlock circuit and method

US6639332B2 · kind B2 · utility

20Cited by
11References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 2001
Grant dateOct 28, 2003
Priority date
Expiry dateDec 19, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H3/20
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A foot controller 32 for use with ophthalmic surgical equipment 34 includes a foot controller 32 having a door 18. Door 18 covers a surgical switch 24 when door 18 is in a closed position, and door 18 is a shroud for a surgical switch 24 when door 18 is in an open position. A door-position sensor 48 disables activation of the surgical switch 24, except when the door is in an open position.

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