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US 9,808,625 B2Granted
Spatial fitting by percept location tracking
AssigneeSecond Sight Medical Products, Inc.
InventorsRobert J. Greenberg, Michael Barry, Gislin Dagnelie
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Abstract
The present invention is an improved spatial fitting and training system for a visual prosthesis. The system of the present invention maps projected locations of percepts, where a person perceives a percept from a visual prosthesis to the intended location of the percepts. The projected location may vary over time. This test results can be used to correct a visual prosthesis or spatially map the visual prosthesis.
Claims11
A method fitting a visual prosthesis comprising:
- providing a touch screen monitor connected to a computer:
- projecting an image on the touch screen monitor in an actual location;
- asking a subject to indicate the perceived location of the image by touching the touch screen monitor;
- providing feed back to subject as the accuracy of the perceived location;
- calculating a difference between the actual location and the perceived location in the computer;
- and
- adjusting the visual prosthesis based on the difference.
4 more elements
Dependencies are inferred from the claim text.