Patent · US Active

Flexible electrode assembly having variable pitch electrodes

US7881811B2 · kind B2 · utility

5Cited by

6References

16Claims

0Family size

Assignee

Cochlear Limited · AU

Inventor

Frank Risi · Sydney, AU

Key dates

Filing date	Nov 30, 2006
Grant date	Feb 1, 2011
Priority date	—
Expiry date	Aug 3, 2029

Classification

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

Abstract

An electrode assembly for use in a prosthetic hearing implant, the electrode assembly comprising: an elongate carrier member for implantation into the cochlea, the carrier member having a proximal end adapted to be positioned in a basal region of the cochlea, and a distal end adapted to be positioned in an apical region of the cochlea; and a plurality of electrodes disposed along a longitudinal surface of the carrier member, wherein the plurality of electrodes have a predetermined spacing to attain a desired flexibility along the length of the carrier member.

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