منابع مشابه
The therapeutic use of soft contact lenses.
Introduction Hydroxyethylmethacrylate (HEMA) is a hydrop~ylic absorpt1ve hydrogel of good mechanical strength which can, in the dehydrated state, he la;the cut to accura'te dimensioIlls and then rehydrated to form a softconta,et Jens of excellent optical properties. Lenses intended for correction .of ametropia (usually myopia) have a water content of 30 per cent to 40 percent hut the ma:terial ...
متن کاملTherapeutic use of soft contact lenses.
Soft contact lenses are widely used for correction of refractive errors and in diseases related to corneal surface irregularities. In this case series we have used soft contact lenses in treatment of patients having bullous keratopathy, corneal ulcer, dry eye, trichiasis and corneal perforation. Soft contact lenses were found to be superior than conventional method of treatment and they have re...
متن کاملContinuous Wear of Hydrogel Contact Lenses for Therapeutic Use
Purpose: To investigate the efficacy and complications of continuous wear of etafilcon A for therapeutic use. Materials and Methods: The subjects were 228 eyes of 219 outpatients prescribed Contact Lens (CL) for one week of continuous therapeutic wear during 10 years. The reason for prescription of CLs, the primary disease, the duration of CL wear and the complications were assessed retrospecti...
متن کاملA The use of therapeutic soft contact bandage lenses in the dog and the cat : a series of 41 cases
The objective of this case series was to illustrate in which cases soft contact bandage lenses can be used in the dog and the cat and how beneficial they are, supported by the literature. The benefit of the lenses was determined by how long the lenses stayed in place and if they contributed to the comfort of the patient. The average time the contact lenses stayed in place in both the dog and th...
متن کاملSoft contact lenses in cases of aphakia.
The use of hydrophilic acrylates (POIYHEMA) in the composition of contact lenses was first described by Wichterle and Lim (I960). The development of a spun cast lens has taken several years. The basic technique by Wichterle has now been extended by the manufacturers, Bausch and Lomb. Whilst the low minus powers are available in more than one back curve fitting, the high minus and aphakic series...
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ژورنال
عنوان ژورنال: Journal of the Royal Army Medical Corps
سال: 1980
ISSN: 0035-8665,2052-0468
DOI: 10.1136/jramc-126-01-06