Laser system developed at Stanford shows promise for cataract surgery
Thursday, November 18, 2010 - 07:00
in Physics & Chemistry
Imagine trying to cut by hand a perfect circle roughly one-third the size of a penny. Then consider that instead of a sheet of paper, you're working with a scalpel and a thin, elastic, transparent layer of tissue, which both offers resistance and tears easily. And, by the way, you're doing it inside someone's eye, and a slip could result in a serious impairment to vision...