ophthalmetry
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Posts by ophthalmetry
A young man with retina detachment after trauma two month ago
Aug 2nd
A young man with retina detachment after trauma two month ago
A youn man came to our clinic with blurred vision for two month. He was accidently puntched by a fist and the right lower lacrima was broken. A reconstruction of the function of the lacrima was eventually performed. After extraction of the artificial lacrimal tube two month later, the blurred vision with temporal mask was not improved. After the detailed exam, imflammation in the anterior chamber liquid and nasal retina detachment were found. A scleral buckling and encircling scleral buckling surgery was performed by us. When we were removing the More >
Principles of aberrometers
May 31st
Principles of aberrometers: Aberrometers are usually classified into three types. The first type is the outgoing wavefront aberrometer as in the Hartmann–Shack sensor, and the second type is the ingoing retinal imaging aberrometer as in the cross-cylinder aberrometer, Tscherning aberrometer and the sequential retinal ray tracing method. The third type is the ingoing feedback aberrometer as used in the spatially resolved refractometer11 and the optical path difference method.
why my child feel blur this week?
May 30th
why my child feel blur this week?
I always met boys or girls under 14 years old who complained that I could not see clearly recent weeks. Parents took them to optometry doctor to get new pair of glasses. After you put on positive lens on them, and a while, you will find no more glasses were need. The boys or girl were always watching TV or computer for a long time or reading for a highly long tense. At this circumstances, you have to prescribe mydriatic to them instead of prescribing new eye glasses. A review should be performed two More >
Can you swim after lasik?
May 25th
Swimming after lasik?
Swimming after lasik is allowed, but if you are in six months after surgery, no swimming is recommended. Because the water containing the disinfectant in the pool would destroy the recovery strength between the corneal layers.