منابع مشابه
An improved diagnostic contact lens.
Modification of a standard Goldmann goniolens by reducing the curvature of the contact surface to 8.5 mm radius of curvature (from the standard curvature of 7.4 mm) enabled gonioscopy to be carried out without the nuisance of air bubbles.
متن کاملDiagnostic Contact Lens.
Two methods can be employed to carry out this examination after insertion of the lens in an anaesthetized eye: (1) Examination by Reflected Light.-A very narrow slit-lamp beam is projected on to the area of angle to be examined, with the eye looking slightly away from the direction of the beam. The beam is focused on the angle and the various structures in it, and the examination is carried out...
متن کاملPrevention of Contact Lens Complications
شمار افراد استفاده کننده از لنزهای تماسی در طی ده سال اخیر، بدلیل سهولت کاربردو در دسترس بودن انواع مختلف لنزها افزایش یافته است. هر چند که این امر موجب می گردد تعداد افراد مستعد به لنزهای تماسی افزایش یابد.
متن کاملA contact lens as an artificial cornea for improved visualization during practice surgery on cadaver eyes.
OBJECTIVE To describe the use of a polymethylmethacrylate contact lens as an artificial cornea to enhance visualization for practice surgery using cadaver eyes. DESIGN The opaque cornea of a cadaver eye is removed by trephination. Cyanoacrylate glue is used to secure a large-diameter polymethylmethacrylate contact lens to the corneal rim. RESULTS Excellent visualization for practice surgery...
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ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 1979
ISSN: 0007-1161
DOI: 10.1136/bjo.63.7.482