In initial trials, the results from 14 patients were solid, researchers say, but not miraculous. Patients who have more severe forms of the disease improve more than those who have lesser symptoms. And possible side effects include infection, inflammation and mild discomfort -- generally the same as those of cataract surgery. "This lens doesnt bring back the vision people may have had 20 years ago. We dont want to oversell this. But for
people who are more or less functionally blind, this invention is as important as the invention of the automobile," claims Dr. Steven Lane, who has implanted a half dozen of the devices.