Patent · US Active

Artificial retina device with stimulating and ground return electrodes disposed on opposite sides of the neuroretina and method of attachment

US7979134B2 · kind B2 · utility

24Cited by

48References

41Claims

0Family size

Assignee

IMI Intelligent Medical Implants AG · CH

Inventors

Alan Y. Chow · Wheaton, US
Vincent Chow · Bartlett, US

Key dates

Filing date	Dec 2, 2005
Grant date	Jul 12, 2011
Priority date	—
Expiry date	Jan 1, 2027

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F9/08
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An artificial retinal device, implanted in the subretinal space of the eye in persons with certain types of retinal blindness, induces artificial vision by electrical stimulation of the remaining viable cells of the retina. The artificial retina device includes a stimulating electrode unit preferably placed in the subretinal space.

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