Wicab, Inc out of Middleton, Wisconsin is developing a device that converts visual images into electrical signals that are fed to a user’s tongue via a special “lollipop”. A special electrode panel of the lollipop essentially draws images on the tongue by firing electric pulses on some of the pixels and not others, supposedly producing a feeling similar to a carbonated beverage.
Check out the device in this video:
In United States, the BrainPort Vision Device has not yet been submitted to the FDA, hence it is not available for sale. It remains limited to investigational uses only.
BrainPort Vision Technology…
Device info page: BrainPort Vision …
(hat tip: Engadget)