Mhlawumbe ugula izibuko zakho noma ama-lens oxhumana naye. Phela, izibuko zingabheka, ziphule noma zilahleke futhi zizwe zingakhululekile emva kwamahora ambalwa ezigqoke. Ngaphezu kwalokho, okunye okuvamile, ama-lens othintana nawo, adinga izixazululo, ukuhlanzeka ngokucophelela ukuvimbela ukutheleleka, futhi ikakhulukazi uma kwenzeka ukulahlekelwa, ukuzibophezela ngokwezimali.
Umcabango wokuphila ngaphandle kwezibuko noma othintana nabo kubonakala sengathi uheha abantu ababalelwa ku-600 000 ngonyaka abathola i- Laser-Assisted In Situ Keratomileusis, noma i-LASIK . Lokhu ukuhlinzwa kweso kwenyuka kushintsha isimo se-cornea futhi ngaleyo ndlela kusiza ukuthuthukisa umbono. Iningi labantu abathola i-LASIK bayajabula ngokuhlinzwa futhi ngemuva kokuhlinzwa, bayakwazi ukubona ngokucacile ngaphandle kokuboshwa ngamagalasi okugoma noma amalensi okuxhumana.
Kodwa-ke njengokunye ukuhlinzeka, i-LASIK ibeka ingozi, futhi noma yisiphi isinqumo sokwenza ngokucophelela ukuhlinzwa kwa-LASIK kumele kucatshangelwe ngokucophelela futhi kuxoxwe ngokucophelela ne-ophthalmologist yakho, noma udokotela wezilanga. Ngamanye amazwi, izinto ezingathandeki zingenzeka ngemva kweLASIK.
LASIK Basics
Cishe uzwe nge-LASIK. kodwa ungaqiniseki kahle ukuthi isebenza kanjani.
Ingqimba yeso lakho libizwa ngokuthi i- cornea . Uma i-cornea ikhubazekile, ukukhanya akuphikisiwe kahle, noma kugxilwe, ku-retina yakho, futhi kunzima ukubona.
Nge-LASIK, i-laser noma ijaji isetshenziselwa ukusika i-flap ku-cornea yakho. bese i-laser isetshenziselwa ukubuyisela kabusha i-cornea yakho ngaphambi kokuba i-flap ishintshwe. Ngakho-ke, ngoba ukuma kwe-cornea kushintshwe, ukukhanya kumele kugxile kangcono kwi-retina yakho.
I-FDA ivumele i-LASIK ngezimo ezintathu ezilandelayo:
- i-myopia (i-closesightedness)
- i-hyperopia (ukubhekwa phambili)
- i-astigmatism (ukuvinjelwa kwe-cornea kufana nebhola kunokuba ibhasikidi)
Gwema i-LASIK
Sicela ugcine engqondweni ukuthi ngaphambi kokuba uthole i-LASIK, ophthalmologist wakho kufanele enze ukuhlolwa okubukekayo okubukwayo .
Akuwona wonke umuntu omele ukhetho lwe-LASIK. Okulandelayo uhlu lwezimiso ezithatha abantu njengabazongena kule nqubo:
- umlando wezifo zeso, njenge-glaucoma noma i-herpes
- umlando wokulimala kweso noma ukuhlinzwa
- amehlo omile (sicca), njengoba kwenzeka nge-Sjogren's syndrome
- corneas omncane
- abafundi abakhulu
- isifo sikashukela
- izifo ezizimele, njenge-arthritis ye-rheumatoid
- ukumelana nokuzivikela komzimba (cabanga ngeHIV / AIDS)
- i-ectasia, noma i-cornea enamandla, eyenzeka nge-keratoconus
- ukusetshenziswa kwe-corticosteroids, okuvimbela ukuphulukiswa kwesilonda
- Izinguquko zamuva ku-lens yakho yokuxhumana noma izibuko
- ezinye izimo zenguquko ehlobene nobudala ezweni njenge-presbyopia
- amaphutha amakhulu kakhulu okubuyisa
Ekugcineni, uma unombono omuhle wokuqala, akufanele uthole i-LASIK.
Imiphumela emibi ye-LASIK
Uma i-LASIK ikwenziwa kahle, izinzuzo zidlula izingozi zeziguli eziningi. Noma kunjalo, imiphumela emibi iyenzeka ngisho nabantu abafuna ukuqala kuqala. Ngaphezu kwalokho, ngoba i-LASIK yinqubo entsha-ivunyiwe yi-FDA ngo-1998-asinayo izifundo zesikhathi eside ngemiphumela yalokhu kuhlinzwa.
Nakhu eminye imiphumela emibi ye-LASIK ngokuvamile evamile futhi ehamba phambili:
- amehlo omile
- umbono ongenalutho
- halos
- ukuzwela ukukhanya
- starbursts
- umbono kabili
Sicela uqaphele ukuthi kunabantu abambalwa, lezi zimpawu zingaba unomphela futhi zinzima.
Nazi ezinye izimbi ezimbi kakhulu ze-LASIK:
- ukulahleka kombono
- ukutheleleka
- i-ectasia
- ukunqwabelana
- ukuhlelwa phansi
Sicela uqaphele ukuthi i-LASIK ayifuni njalo ekuboneni okuphelele (20/20), futhi kungenzeka usadingeka ukugqoka izibuko ukufunda nokunye. Ngokuyinhloko, uma une-presbyopia ehlobene neminyaka noma ukubhekwa komuntu okwenzeka eminyakeni yobudala noma yobudala ngenxa yokunciphisa ukuqina kwe-lens, kuzodingeka ukuthi ugqoke ama-bifocals.
Ngaphezu kwalokho, ngezinye izikhathi abantu badinga ukuhlinzwa okungaphezu kokukodwa ngemuva kwe-LASIK ukulungisa umbono wabo.
Lapho ukhetha i-ophthalmologist ukwenza ukuhlinzwa kwe-LASIK yakho, sicela wenze ucwaningo lwakho. Okokuqala, thola mayelana namadivayisi asetshenziswe ngesikhathi sokuhlinzwa kwakho nokuthi ngabe ukuhlinzwa okunye okukhiphayo, njenge- LASEK , kungakuzuzisa kangcono. Okwesibili, qiniseka ukuthi i-ophthalmologist oyikhethayo inokuhlangenwe nakho okuningi. Okwesibili, qaphela ukulandelana kwezinqubo ze-LASIK noma izithembiso ezingathandeki eziqinisekisa ukuthi ungumbono ophelele noma imali yakho.
Imithombo
Biswell R. Isahluko 6. Cornea. Ku: Riordan-Eva P, Cunningham ET, Jr. eds. I-Vaughan & Asbury's General Ophthalmology, 18e . ENew York, NY: McGraw-Hill; 2011. Kufinyelelwe ngoJanuwari 10, 2016.