When your sutures talk back to convey critical medical info
It’s a week after your surgery and you wake up to a message from your doctor telling you to pick up a prescription for antibiotics because your incision site is infected. How did they know if they haven’t seen you since the surgery? Because your sutures told them so.

Suturing, and the threads that are used for them, have been around for thousands of years but now they are in for a big upgrade.

Researchers at Tufts University have developed a “toolkit” of biocompatible threads that can sense everything from temperature to pH to physical strain.

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