Coolbox containing donor corneas is seen ahead of surgery on board the Orbis Flying Eye Hospital on April 17, 2018 in Trujillo, Peru. Founded in 1982...
Dr Mark Mannis removes the rest of the donor rim after removing the cornea using a trephine tool during a transplant operation on Reis-Buckler...
Dr Mark Mannis separates the cornea from a donor rim using a trephine tool during a cornea transplant operation on Reis-Buckler syndrome patient...
Illustration of the Smile technique , refractive surgery that treats myopia and astigmatism. -Image 1, the laser cuts out a small lens that is more...激光, 眼睛
Illustration showing photorefractive keratectomy , refractive surgery that treats myopia, astigmatism, hyperopia and presbyopia. It is the oldest of...眼睛
Illustration showing Lasik, laser-eye surgery, which treats myopia, astigmatism, hyperopia and presbyopia. -Image 1, the first laser cuts a flap in...眼睛
