Visual color prosthesis
First Claim
Patent Images
1. A visual color prosthesis comprising:
- a color video receiver for receiving a color video image and converting said color video image to an electrical signal, which contains image color signal data; and
a video processing unit, coupled to said color video receiver and processing said electrical signal;
a plurality of electrodes driven in accordance with data from said video processing unit and stimulating visual neurons in temporal patterns to create a perception of a color image.
1 Assignment
0 Petitions
Accused Products
Abstract
A visual prosthesis for restoring color vision to patients with lost or impaired visual function. The prosthesis creates the perception of a color image by electrically stimulating visual neurons in patterns consistent with the electrically patterns naturally produced by the retina in response to a color image.
-
Citations
9 Claims
-
1. A visual color prosthesis comprising:
-
a color video receiver for receiving a color video image and converting said color video image to an electrical signal, which contains image color signal data; and a video processing unit, coupled to said color video receiver and processing said electrical signal; a plurality of electrodes driven in accordance with data from said video processing unit and stimulating visual neurons in temporal patterns to create a perception of a color image. - View Dependent Claims (2, 3, 4, 5, 6)
-
-
7. A method for restoring color vision in a patient with impaired vision comprising the steps of:
-
receiving a color video image with an external color imaging device; converting said color video image to a an electrical signal, which contains image color signal data suitable for visual stimulation; transmitting said color video signal into the patient; and stimulating visual neurons in temporal patterns in accordance with said color video signal. - View Dependent Claims (8, 9)
-
Specification