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Need to Know: How a bionic eye works

This week on “TechKnow,” we go inside the Keck Medicine operating room at University of Southern California for only the third-ever U.S. surgery to implant an innovative new device called the Argus II. “This device doesn’t work on all types of blindness,” explains Dr. Mark Humayun, the co-inventor. “You need to have at least 10 percent of your optic nerve …

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How banking your baby’s cord blood could save lives

In this episode of TechKnow we meet baby Grace Matthews who was diagnosed with hydrocephalus, or water on the brain, a condition characterised by a fluid build-up causing swelling of the head. This swelling has damaged her brain. Baby Grace is part of a cutting-edge FDA study to use her umbilical cord blood – banked straight after her birth – which …

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