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  1. After losing his lower right leg in a motorcycle accident four-and-a-half years ago, 32-year-old Zac Vawter has been fitted with an artificial limb that uses neurosignals from his upper leg ...

  2. Oct 31, 2012 · To prepare, Vawter and the scientists have spent hours adjusting the leg's movements. On one recent day, 11 electrodes placed on the skin of Vawter's thigh fed data to the bionic leg's microcomputer. The researchers turned over the "steering" to Vawter. He kicked a soccer ball, walked around the room and climbed stairs. The researchers beamed.

  3. Sep 27, 2013 · CHICAGO — Zac Vawter, a software engineer who lives in Yelm, Thurston County, knew about advances in bionic technology when a motorcycle wreck led to the amputation of his right leg just above ...

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  5. Oct 15, 2013 · About a year ago, Zac Vawter climbed all 103 flights of stairs of the Willis Tower in Chicago. On its own, this accomplishment would be pretty unremarkable, but Vawter, who lost his leg four years ...

  6. Oct 31, 2012 · Zac Vawter considers himself a test pilot. After losing his right leg in a motorcycle accident, the 31-year-old software engineer signed up to become a research subject, helping to test a ...

  7. Oct 31, 2012 · Zac Vawter considers himself a test pilot. After losing his right leg in a motorcycle accident, the 31-year-old software engineer signed up to become a research subject, helping to test a trailblazing prosthetic leg that's controlled by his thoughts.

  8. ZAC Vawter is helping to test a trailblazing prosthetic leg controlled by his mind by climbing 103 flights of stairs to the top of a Chicago skyscraper. 3 min read November 1, 2012 - 10:41AM

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