A simple invention that can seal a gunshot wound within 20 seconds is now FDA-approved

The US Food and Drug Administration (FDA) has just approved a pocket-sized invention that has been used for about a year and a half on the battlefield, but now may one day save your life at home. The invention, called XStat, is a syringe-like device that can plug a life-threatening wound — think a deep wound, such as a gunshot or stabbing lesion — by injecting it with a collection of tiny, super-absorbent sponges. It's especially handy for wounds that can't be wrapped in a tourniquet...

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