Ama-lens othintana nabo asetshenziselwa ukulungisa umbono wezinkinga eziningi. Izinkomba zokugqoka ama-lens yilokhu:
- ukubuka okufushane ;
- ukubhekwa phambili;
- i-astigmatism (izinguquko ekusetshenzisweni kwe-lens ne-cornea);
- i-presbyopia (umbono okhubazekile oneminyaka yobudala).
Inzuzo yama-lens othintana naye athambile phambi kwezibuko
Izinto ezisetshenziselwa ama-eye lenses amanje zanamuhla - i-hydrogel noma i-silicone hydrogel iplastiki kakhulu, ukuze ihanjiswe phezu kwe-cornea ngaphandle kokudala ukuzwa okungajabulisi. Ngaphezu kwalokho, amalensi othintana amancane afaka isikhathi eside ama-35-80% anamanzi, ngakho-ke uma umuntu ephapheme futhi ephuza ngezikhathi ezithile, i-cornea iso ihlale iyanamanzi. Enye impahla ebalulekile yalezi zixhobo zokulungisa umbono yi-air enmeability, futhi njengoba i-lens ithatha ingxenye enkulu ye-cornea, kubaluleke kakhulu ukuthi i-oksijeni edingekayo ingena ezicubu zeso ngokukhululekile.
Kulabo abasakungabaza ukuthi kufanele bagqoke i-lens noma baqhubeke begqoka izibuko, sizobona ukuthi yiziphi izinzuzo zama-lens. Ngakho i-lens:
- Unganciphisi amandla okubukwa.
- hamba kanye nomfundi.
- unikeze umbono ohlangothini lwe-100%.
Akulungele ukugqoka noma yisiphi isimo sezulu, kuyilapho izibuko zingabhubha, zingcolile, njll.
Kwabaningi, isinqumo sokukhetha i-lens yikhono lokuhola ukuphila okusebenzayo ngaphandle kwemingcele, isibonelo, ukudlala imidlalo. Labo abangafuni ukukhangisa izinkinga zamehlo, amalense oxhumana nawo kufanele akhethwe ngenxa yokuthi cishe ayabonakali. Futhi ama-lens anemibala anemibala anika iris umbala oyifunayo.
Indlela yokugqoka ama-lens aphansi?
Uma ama-lensi athengwa okokuqala, khona-ke ochwepheshe ufundisa indlela yokunakekelwa , futhi ubonisa nendlela yokugqoka kahle nokuyikhipha.
Ukugqoka i-lens kuyadingeka:
- Geza izandla kahle nge-sese namanzi.
- Susa ngokucophelela i-lens esitsheni, futhi, ngokuyibeka engxenyeni yomunwe wakho, qinisekisa ukuthi ayiphenduliwe.
- Ngesandla samahhala, susa kancane ijwabu leso eliphezulu, futhi ngomunwe wamahhala wesandla, lapho i-lens itholakala khona, phonsa ijwabu leso eliphansi.
- Letha i-lens eduze ne-cornea.
- Uma i-lens ifakiwe, blink iso.
Ngokufanayo, i-lens yesibili igqoke.
Kubalulekile! Kuphela kunzima kwezinsuku ezingu-3-5 kuphela ukufaka i-lens, esikhathini esizayo, lapho izenzo zizenzekelayo, inqubo yonke izothatha imizuzwana embalwa.