Gallery: New Self-Powered, Blood-Activated LED Sensor Can Detect Pancre...


Researchers at the University of Texas at Austin have developed a tiny sensor — made from a 12-cent LED light, aluminum foil, gelatin, milk protein and a couple of other inexpensive materials — that could help prevent damage and save people’s lives by detecting acute pancreatitis. Pancreatitis is an inflammation of the pancreas that can lead to abdominal pain, fever, shock and sometimes death. The sensor needs no outside energy source and starts its reaction when a drop of patient’s blood is inserted in the sensor. If within an hour the LED light turns on, pancreatitis has been detected.

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