A corneal abrasion is a scratch on your eye. It can happen in an instant — such as when you poke your eye or something (like dirt or sand) gets trapped under your eyelid. Your eye hurts ...

Narrator With the help of an innovative procedure known as dsaek, Jolie will have the damaged portion of his cornea replaced by eye surgeon Rick Fraunfelder of Portland's Casey Eye Institute.

Many patients who could benefit from corneal transplants are left without treatment due to the shortage of donor tissue. Artificial corneas could address this challenge. [iStockphoto] After years ...