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Using a Tooth to Restore Sight

By Cile Waller

Story Created: Dec 9, 2009

Story Updated: Dec 9, 2009

It's the first surgery of its kind ever performed in the U.S. -- a procedure that used a woman's tooth to help restore her sight. To 60-year-old Kay Thornton, it's nothing short of a miracle. "I didn't think I'd ever see again," Thornton said.

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