Ama-contact lens abhekwa njengenye yezindlela ezingcono kakhulu zokulungisa ukubona. Bakuvumela ukuthi uphile impilo esebenzayo, udlale imidlalo. Uma kuqhathaniswa nezibuko, azikhawuli insimu yokubuka, azifaki inkungu lapho zingena ekamelweni elifudumele lisuka emgwaqweni obandayo.
Kodwa uma ukhetha ama-lens oxhumana naye, kufanele uqale uvakashele i-ophthalmologist. Ukuzilungisa kungaholela ezinkingeni ngisho nasekuwohlokeni, kunokuba ngcono ukubona. Ungahlola amehlo akho emtholampilo kamasipala, ezikhungweni zezokwelapha ezizimele zemikhakha eminingi noma emitholampilo ekhethekile yamehlo, kanye nasezindaweni zokucwala amehlo lapho kunodokotela wamehlo. Uma kudingeka ukulungiswa kombono obonakalayo, udokotela wamehlo uzokhetha izibuko kanye/noma amalensi okuxhumana. Futhi lokhu akuyona nje ama-diopters, kodwa futhi nezinye izinkomba. Ngakho yiziphi izinyathelo ezihilelekile ekufakeni amalensi okuxhumana?
Vakashela kudokotela
Isinyathelo esibaluleke kakhulu ukuvakashela i-ophthalmologist. Kufanele uqale ngokuthi yiziphi izikhalazo onazo - ukukhubazeka kokubona, kanye nokuguquguquka kwezinguquko zakho (ukubona ngokushesha kangakanani futhi kubi kangakanani, kunzima ukubona eduze noma kude).
Kuyadingeka futhi ukucacisa ukuthi kukhona ikhanda elibuhlungu, isiyezi, umuzwa wokucindezela emehlweni nezinye izikhalazo, ukuqaphela ukuthi kukhona yini izihlobo eziseduze ezinombono ompofu noma izifo zamehlo nokuthi hlobo luni - myopia, hypermetropia, astigmatism, glaucoma, retinal i-pathology, njll.).
Ukunqunywa kwe-radius of curvature kanye nobubanzi be-cornea
Ngaphezu kwamandla e-lens (ama-diopters), ezinye izinkomba nazo ziyadingeka kuma-lens othintana naye - lokhu kubizwa ngokuthi i-curvature eyisisekelo, encike endaweni engaba yi-cornea, kanye nobubanzi.
Ijika eliyisisekelo lamalensi oxhumana naye atholakalayo kakhulu lisuka ku-8-9 mm. Kuye ngokuthi i-curvature eyisisekelo ye-lens kanye nokuma kwe-cornea, ukulingana kwe-lens yokuxhumana kungaba okujwayelekile, okuyisicaba noma ukukhuphuka.
Ngokulingana okuyisicaba, ilensi izohamba kakhulu futhi inyakaze kalula lapho icwayiza, ibangele ukungakhululeki. Ngokulingana (noma okuqinile), ilensi ayinyakazi, engabangeli ukungaphatheki kahle okusobala, kodwa ingabangela izinkinga kamuva.
Ngemva kokunquma yonke imingcele edingekayo, udokotela unikeza incwadi kadokotela yamalensi okuxhumana. Ngayo, uya esaluni ye-optics, uthola amalensi afanele wena.
Izama contact lens
Emasalon amaningi kunenkonzo enjalo njengokufakwa kwesivivinyo samalensi. Uma uthenga amalensi, ngokuvamile amahhala. Ukuzama amalensi kunconywa ngezizathu ezimbalwa ezibalulekile:
- udokotela utshela ngokuningiliziwe futhi ubonise ekusebenzeni indlela yokugqoka kahle bese ususa ama-lens, ukhuluma ngemithetho yokugqoka nokunakekelwa;
- uma ukulunywa, ukungakhululeki noma ukuklebhula, ukoma okunzima kuzwakala, abanye bakhethwa ngokuya ngezinto noma imingcele yelensi.
Imibuzo nezimpendulo ezidumile
Saxoxa no udokotela wamehlo uKsenia Kazakova imibuzo mayelana nokukhethwa kwamalensi, ubude besikhathi sokugqoka kwawo, imithetho yokugqoka nokukhipha, ukunakekela amalensi.
Iluphi uhlobo lwamalensi ongalukhetha?
Amalensi e-Hydrogel - Lesi isizukulwane esidala semikhiqizo, inayo kokubili ama-pluses kanye nama-minuses athile. I-hydrogel ingxenye yakhiwe ngamanzi, ngakho-ke amalensi athambile futhi athambile. Kodwa azikwazi ukuzidlulisela ngokwazo umoya-mpilo, i-cornea iwuthola usesimweni esincibilikile emanzini aqukethwe ilensi. Ngokugqokwa isikhathi eside kwamalensi okuxhumana, i-cornea iyoma futhi kuvele ukungakhululeki, ngakho-ke isikhathi sokugqoka okuqhubekayo sinqunyelwe - cishe amahora ayi-12. Kuma-lens anjalo, akukho cala livunyelwe ukulala.
I-Silicone hydrogel lens ngenxa yokuqukethwe kwe-silicone ekubunjweni kwayo, i-oxygen idluliselwa ku-cornea, ingagqokwa ngokunethezeka emini, ukulala kuvunyelwe kuzo, kanti ezinye zivunyelwe ukugqoka isikhathi eside (izinsuku ezimbalwa ngokuqhubekayo).
Amalensi kufanele ashintshwe kangaki?
Amalensi nsuku zonke intofontofo futhi ephephile, kodwa intengo yabo iphakeme kunabo bonke abanye. Ekuseni, uvula ama-lens amasha, uwagqoke futhi uwagqoke usuku lonke, ngaphambi kokulala, uwakhiphe futhi uwalahle. Yizona ezilula ukuzinakekela. Azidingi ukuhlanzwa nokwelashwa ngezixazululo ezikhethekile. Lawa ma-lens mahle kakhulu kubantu abane-predisposition to allergies kanye nezifo zamehlo ezivuvukalayo njalo.
Amalensi okushintsha ahleliwe - Lokhu kungenye yezinketho ezivame kakhulu. Zigqokwa isikhathi esingamaviki ama-2 ukuya ezinyangeni ezi-3. Udinga ukufaka ama-lens ekuseni, uwagqoke emini, uwasuse ngaphambi kokulala futhi uwafake esitsheni esinezixazululo ezikhethekile. Kuyasiza ukuhlanza ama-lens futhi uwagcine enomanzi, okuncipha kancane kancane.
Amalensi okugqoka anwetshiwe ingasetshenziswa kuze kube yizinsuku ezingu-7 ngokuqhubekayo ngaphandle kokususwa. Ngemva kwalokho, ziyasuswa futhi zilahlwe. Uma kudingekile ukususa ama-lens ngalesi sikhathi, aphinde afakwe kwisisombululo esihlanza futhi sikhiphe amagciwane ngaphambi kokugqoka okulandelayo.
Ngingakwazi ukugqoka amalensi anombala?
Ingabe ikhona imingcele ekugqokeni amalensi?
● izifo zamehlo ezithathelwanayo (i-conjunctivitis, i-blepharitis, i-keratitis, njll.);
● ukuzwela okukhulu kwamehlo;
ukungezwani komzimba;
● i-rhinitis ebukhali (ikhala eligijima) kanye ne-SARS.
Yini okufanele ibe yi-lens yokuqala yamehlo?
Uma sikhuluma ngemodi yokugqoka, kungcono ukuqala ngamalensi nsuku zonke - awadingi ukugcinwa. Ngaphezu kwalokho, ekuqaleni kungase kube nzima ukugqoka nokukhipha ama-lens, angaphuka, uma unama-lens alahlwayo, uhlale unawo asele esandleni.
Indlela yokufaka ama-lens emehlweni?
Kunezindlela eziningana nendlela yokubeka i-lens nendlela yokuyisusa, okuyinto efanelekile - kuncike esigulini ngasinye.