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Bioelectronic devices: Wirelessly powered implants

Phased-array antennas that conform to body surfaces efficiently transfer electromagnetic energy to miniaturized semiconductor devices implanted in pigs.

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Figure 1: Conformal phased-array surfaces for wireless power transfer.
Figure 2: Comparison of electromagnetic and ultrasound attenuation coefficients and wavelengths for power delivery in white brain matter.

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Correspondence to Kenneth L. Shepard.

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Thimot, J., Shepard, K. Bioelectronic devices: Wirelessly powered implants. Nat Biomed Eng 1, 0051 (2017). https://doi.org/10.1038/s41551-017-0051

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