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  2. Scleral lens - Wikipedia

    en.wikipedia.org/wiki/Scleral_lens

    Scleral contact lens, ocular surface prostheses. [edit on Wikidata] A scleral lens, also known as a scleral contact lens, is a large contact lens that rests on the sclera and creates a tear -filled vault over the cornea. Scleral lenses are designed to treat a variety of eye conditions, many of which do not respond to other forms of treatment.

  3. Contact lens - Wikipedia

    en.wikipedia.org/wiki/Contact_lens

    Scleral lens, with visible outer edge resting on the sclera of a patient with severe dry eye syndrome. A scleral lens is a large, firm, transparent, oxygen-permeable contact lens that rests on the sclera and creates a tear-filled vault over the cornea. The cause of this unique positioning is usually relevant to a specific patient whose cornea ...

  4. Perry Rosenthal - Wikipedia

    en.wikipedia.org/wiki/Perry_Rosenthal

    Perry Rosenthal. Perry Rosenthal (September 2, 1933 - March 3, 2018), was a Canadian-born American eye surgeon and professor of ophthalmology, known for his work in the development of the first gas-permeable scleral contact lens. [1][2]

  5. Using stem cells, doctors restored vision to people with ...

    www.aol.com/news/using-stem-cells-doctors...

    In her study, she’s comparing how well the patients do against a control group of patients who were treated with scleral contact lenses. These large-diameter, rigid contact lenses are filled ...

  6. August Müller (inventor) - Wikipedia

    en.wikipedia.org/wiki/August_Müller_(inventor)

    August Müller (1864 – 1949), born in Mönchengladbach, was a medical student at the University of Kiel, Germany, and a pioneer in the manufacture of contact lenses. In 1889, he presented at the university his doctoral thesis titled Eyeglasses and corneal lenses [1] [2] in which he described his efforts to grind scleral lenses from blown glass.

  7. Pellucid marginal degeneration - Wikipedia

    en.wikipedia.org/wiki/Pellucid_marginal_degeneration

    Vision correction (eyeglasses or contact lenses) Frequency. Very rare. Pellucid marginal degeneration (PMD) is a degenerative corneal condition, often confused with keratoconus. It typically presents with painless vision loss affecting both eyes. Rarely, it may cause acute vision loss with severe pain due to perforation of the cornea.

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