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3-D 'Smart' Thread Monitors Vital Signs

Someday soon, a doctor may stitch a tiny piece of thread into your skin, to reveal whether a wound is healing properly or becoming infected. Researchers have developed a “smart” thread that collects and wirelessly transmits vital data. Nano-scale sensors and electronics are infused into the thread, which can be made of cotton or synthetic material, by dipping it into a variety of physical and sensing compounds. At some point, researchers say, the thread could be scaled up to use as...

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