MIT Engineers, Storing Medical Information Below The Skin’s Surface.

microneedle patch

microneedle patch

Storing medical information below the skin’s surface
Specialized dye, delivered along with a vaccine, could enable “on-patient” storage of vaccination history

MIT engineers have developed a way to store medical information under the skin, using a quantum dot dye that is delivered, along with a vaccine, by a micro-needle patch. The dye, which is invisible to the naked eye, can be read later using a specially adapted smartphone.

More: https://news.mit.edu/2019/storing-vaccine-history-skin-1218

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