Engineers at Northwestern University have developed the world’s smallest pacemaker. It’s so small, as a matter of fact, that it fits inside the tip of a syringe. This means that it’s injectable, so patients could potentially avoid a painful surgery.
It safely dissolves into the bloodstream after a time, so it’s a temporary solution. It’s designed for folks who need heart help on a short-term basis, like newborn babies with congenital defects. However, it can work with hearts of all sizes.
It’s also powered by light, which is pretty darned cool. The pacemaker is paired with a
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