Over 250,000 people in the U.S. alone die annually from sudden cardiac arrest, and many of those that survive suffer brain damage, which can begin within minutes of the heart attack. Major risks... Show moreOver 250,000 people in the U.S. alone die annually from sudden cardiac arrest, and many of those that survive suffer brain damage, which can begin within minutes of the heart attack. Major risks among survivors include tissue damage, including brain damage. We are currently developing three life saving devices which could greatly decrease the risks which cardiac arrest victims face, and also save lives. Show less