Patent · US Expired

Electrode assembly for cochlear implant

US4809712A · kind A · utility

18Cited by
12References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 26, 1986
Grant dateMar 7, 1989
Priority date
Expiry dateSep 26, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N1/0541
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A cochlear implant electrode assembly and a method for affixing it to a bone in the ear. An electrode ball of unfixed turns is made from one end of each wire leading to the electronics part of the implant, a corresponding attachment hole is drilled in the bone, and the ball is affixed to the hole without the use of fixation devices by tapping the turns into the hole.

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