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. Author manuscript; available in PMC: 2023 Jun 1.
Published in final edited form as: Nat Biomed Eng. 2020 Nov 23;7(4):443–455. doi: 10.1038/s41551-020-00630-8

Fig. 3 |. Examples of non-invasive stimulation.

Fig. 3 |

a, Array of coin motors used to deliver vibrotactile feedback. b, Configuration of a combination of electrotactile and vibrotactile stimulators. Credit: Image courtesy of Kenzie Green; panels adapted with permission from ref. 26, IEEE (a) and ref. 56, IEEE (b)