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Keratophakia update

R C Troutman, C Swinger, M Goldstein

    Ophthalmology
    |January 1, 1981
    PubMed
    Summary
    This summary is machine-generated.

    Keratophakia, a refractive surgery using corneal grafts, offers a safe alternative for correcting aphakia. This study shows promising results in reducing the need for further correction after the procedure.

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    Area of Science:

    • Ophthalmology
    • Corneal Surgery
    • Refractive Surgery

    Background:

    • Aphakia, the absence of the eye's natural lens, often requires correction for functional vision.
    • Traditional correction methods like intraocular lenses can have complications.
    • Keratophakia presents a potential alternative for secondary correction of aphakia.

    Purpose of the Study:

    • To evaluate the effectiveness of keratophakia in correcting aphakia.
    • To assess the refractive outcomes of keratophakia procedures.
    • To compare keratophakia with other aphakia correction methods.

    Main Methods:

    • The study involved 32 keratophakia procedures (refractive surgery using interlamellar homograft discs) on aphakic eyes.
    • Procedures were divided into two series based on the dioptric correction applied.

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  • Data on the remaining refractive error after surgery was collected and analyzed.

    • Main Results:

    • In the first series, the dioptric correction was 28.5% less than calculated.
    • In the second series, only 6.5% of the calculated dioptric power remained uncorrected, indicating improved accuracy.
    • Keratophakia did not compromise the internal eye structures, unlike secondary intraocular implants.

    Conclusions:

    • Keratophakia is a viable alternative for secondary correction of aphakia.
    • The procedure demonstrates potential for accurate refractive correction.
    • Advancements in surgical techniques and mathematical modeling are expected to enhance its applicability.