Researchers present a new method of wirelessly recharging medical device batteries with ultrasound

Human beings don't come with power sockets, but a growing numbers of us have medical implants that run off electricity. To keep our bionic body parts from powering down, a group of Arizona researchers is developing a safe, noninvasive, and efficient means of wireless power transmission through body tissue. The team presents their findings at the 166th meeting of the Acoustical Society of America, held Dec. 2 – 6 in San Francisco, Calif.

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