corneal

Artifical cornea lets woman blind 20 years see

...rnea is entirely manmade, but does utilize donated corneal tissue, said Afshari. Available devices include a ...ue and keratoprosthesis to the patient's remaining corneal tissue. "Getting an artificial cornea is not an easy ride for the patient," Afshari warns. "We care...

Scientists characterize proteome of human cornea

..., or viruses are common disorders that can lead to corneal opacification. A group of inherited corneal disorders including granular and lattice corneal dystrophies are characterized by deposition of inso...

Australian first to save sight

... the Lions Corneal Donation Service, said no other corneal donation facility in Australia offered this kind o... news after initially missing an opportunity for a corneal transplant when she was on holiday in South Australia. "If this system had been in place at that ti...

New 'implanted contacts' designed to fix nearsightedness

...or of ophthalmology, who specializes in refractive corneal surgery. Rather than reshaping the eye, as in laser surgery, or replacing the eye's natural lens, as with intraocular lenses, the collamer lens is inserted with a smaller incision. The lens is like a fixed contact, but it can be removed if need be...

Scientists discover why cornea is transparent and free of blood vessels, allowing vision

...f the protein seemed to exist naturally on healthy corneal epithelium, a previously unknown location for the ...he team conducted a series of experiments. Using corneal tissue from mice, the team did the following. They conducted chemical analyses that demonstrated...

Promising cell protein may play role in infection and dry eye

...ins and PAI-2: a physiological crosstalk in human corneal and conjunctival epithelial cells," in Cell Death ...he different expression profiles of PAI-2 in human corneal and conjunctival epithelial cells." ...

Results with newer bladeless LASIK equivalent to standard microkeratome LASIK

...lves creating a flap, removing a defined amount of corneal tissue by an excimer laser, and replacing the flap...me and bladeless LASIK. Subbasal nerve density and corneal sensitivity do not impact vision, but rather the potential to heal from a scratch or other injury to...

Intrinsic eye protein halts angiogenesis

...nal Nature detailing major research discoveries in corneal avascularity and angiogenesis. In their paper pu...s including humans. "The millenia-old mystery of corneal avascularity has been the subject of serious scientific inquiry for 50 years. The significance of th...

Leading reason for corneal transplants comes into focus

... the genetic origins of at least one form of Fuchs corneal dystrophy, FCD, the leading reason for corneal transplantation in the United States. In one form or another, FCD's trademark deterioration of the ...

An artificial cornea is in sight, thanks to biomimetic hydrogels

...re a next step. The current source of tissue for corneal transplants is cadavers. Donor tissue has problems...he natural cornea. "The dream would be to have a corneal replacement that's sterilized and dehydrated and sent off to the hospital or battlefield, and rehydr...

Replacing insulin is top-ranked breakthrough foreseen for health in developing world

...lds the promise of more affordable treatments than corneal grafts and of offsetting shortages of donor material. The study, the first of its kind: Identifies and prioritizes applications of regenerative medicine that could effectively improve health in developing countries; Assesses the feasibility of b...

Artificial cornea offers better results for infants, some blind patients

...rence," said Aquavella, one of the world's leading corneal surgeons. "After traditional cornea transplant sur...ften limits the quality of vision with traditional corneal transplant, this new device produces no astigmatism and a clearer image." Aquavella evaluated the...

UCLA study uncovers clues for why Graves' disease attacks the eyes

...ouble closing their eyelids, severe double vision, corneal scarring, optic nerve damage and even blindness. Graves?disease is nine times more common in women than men. The disorder most often strikes during the childbearing years, and runs an average course of one to two years. No cure exists, though ...