15 Minute Blood Test: A user presses the bulb of the smartphone attachment to initiate the fluid flow. (Tassaneewan Laksanasopin, Columbia Engineering) Engineering Health Technology 

Dialing in Blood Tests with a Smartphone

Researchers at Columbia University have developed a low-cost smartphone accessory that tests for infectious diseases — HIV and syphilis — from a finger prick of blood in only 15 minutes. The device replicates all of the functions of a lab-based blood test. Furthermore, it does it all with power from any smartphone. With this little gadget, health workers around the world can quickly perform blood tests without sending vials of blood to a lab. The 15-minute Blood Test The prototype blood test attachment (or “dongle”) is designed to be small…

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