Patent · US Active

Apparatus and method for electrical stimulation of human retina

US8311634B2 · kind B2 · utility

2Cited by

17References

26Claims

0Family size

Assignee

Second Sight Medical Products, Inc. · US

Inventors

Alan Horsager · Los Angeles, US
Scott Greenwald · Seattle, US
Mark Humayun · Glendale, US
Matthew J. McMahon · Los Angeles, US
Ione Fine · Seattle, US
Robert J. Greenberg · Los Angeles, US
Geoffrey M. Boynton · Seattle, US

Key dates

Filing date	Jun 14, 2007
Grant date	Nov 13, 2012
Priority date	—
Expiry date	Jul 12, 2029

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61N1/36046
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An apparatus and method for retinal stimulation are shown. The method comprises varied parameters, including frequency, pulse width, and pattern of pulse trains to determine a stimulation pattern and visual perception threshold.

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