Health care gets hip and smart

If there was a mantra at the TEDMED conference these past few days, Ann Wojcicki, co-founder of consumer genetics company 23andMe, summed it up: "I want better health care and I want it now!" Several hundred health care visionaries, tech executives, doctors and others came together at the Hotel del Coronado near San Diego to hear about wireless band-aids, edible computer chips, the first appendectomy done without an incision and Dean Kamen's smart prosthetic robot arm, among other innovations.

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