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Tiny electronic device can monitor heart, recognize speech

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A tiny, soft wearable acoustic sensor developed by the researchers from the University of Colorado Boulder and Northwestern University. This tiny device is able to measures vibrations in the human body, allowing them to monitor human heart health and recognize spoken words.

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The device, which resembles a small Band-Aid and weighs less than one-hundredth of an ounce, captures physiological sound signals from the body, The stretchable device captures physiological sound signals from the body, has physical properties well-matched with human skin and can be mounted on nearly any surface of the body, said CU Boulder Assistant Professor Jae-Woong Jeong, one of three lead study authors.

Tiny electronic device can monitor heart, recognize speech

Listening in on the body

The device is flexible enough to wear on curvy parts of the body such as neck.The silicone rubber allows for evaporation of human sweat.

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A paper on the subject was published Nov. 16 in Science Advances. The other two co-corresponding authors are Professors Yonggang Huang and John Rogers of Northwestern.

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