Monday, December 23

Implantable battery is charged up by the body’s oxygen supply

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Technology

Lots of medical implants operate on batteries that require to be charged, however what if you could do so simply by breathing?

By Matthew Sparkes

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Medical implants typically need battery power

Sebastian Kaulitzki/Science Photo Library

Batteries created to operate on oxygen from inside the body might last months or years before requiring to be charged or changed, and may one day power whatever from pacemakers to brain implants.

Xizheng Liu at Tianjin University of Technology in China and his associates made their batteries from a sodium-based alloy and a permeable kind of gold, benefiting from the truth that salt responds with oxygen to develop electrical power. That indicates these batteries can be implanted in the body and make use of …

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