термоэлектрический криоэкстрактор катаракты

To development Б. promote негпгие-нические conditions of visual work (bad illumination, work on close distance and so forth). Hereditary predisposition to Б. can matter at presence of adverse conditions. Б. usually starts to develop in school days, with the years a degree of her{it} can grow. Подробнее...

Burn Г. are thermal and chemical. Thermal burns are caused by fire fused by metal, boiling water and нр. Heavy thermal burns can conduct to некрозу конъюнктивы, a cornea and склеры with the subsequent formation{education} of cicatricial turbidity of a cornea and сращений between centuries and an eyeball. Chemical burns Г. are caused гл. обр. Acids and alkalis. Acids cause more superficial defeat, alkalis have deep damaging{injuring} an effect. Are especially heavy ожопг not slaked известью. Very much the great value at chemical burns Г. has rendering the urgent help to the victim. Immediate plentiful washing Г. by water is necessary. Then Г. the patient should be examined carefully, necessarily having turned out веки. If there are particles of metal, to exhaust and other alien bodies, them it is necessary to remove cautiously a damp wadded tampon alien bodies. Then pawn for веки disinfectant ointments (30 % сульфацид-натриевая) then the patient direct to the oculist. Подробнее...