Mhlawumbi ugule imiboniso yakho okanye uqhagamshelane neelensi. Emva koko, iilazi ziyakwazi ukukhahlela, ukuphuka okanye ukulahleka kunye nokuziva ungakhathazeki emva kweeyure eziliqela zokuzigqoka. Ukongezelela koko, okunye okuqhelekileyo, i-lens yokudibanisa, idinga isisombululo, ukucoceka ngokucokisekileyo ukukhusela ukusuleleka, kwaye ngokukodwa kwimeko yokulahla, ukuzinikela okuqhubekayo kwezemali.
Ingcamango yokuphila ngaphandle kweglasi okanye oonxibelelwano ngokubonakalayo ibonisa abantu abaqikelelwayo abangama-600 000 ngonyaka abafumana i- Laser-Assisted In Situ Keratomileusis, okanye i-LASIK . Olu hlobo lokuhlinzwa lwamehlo luguqula umlo we-cornea kwaye ngoko lunceda ukuphucula umbono. Ininzi yabantu abafumana i-LASIK bayonwabile ngokuhlinzwa kwaye emva kokuhlinzwa, bayakwazi ukubona ngokucacileyo ngaphandle kokugqitywa ngeiglasi okanye kwi-lens.
Nangona kunjalo njengawuphi na utyando, i-LASIK ibeka ingozi, kwaye nayiphi na isigqibo sokwenza uphenyo lwe-LASIK ngokufanelekileyo kufuneka iqwalaselwe ngokucokisekileyo kwaye ixoxwe kunye ne-ophthalmologist yakho, okanye ugqirha weziliso. Ngamanye amazwi, izinto ezingathandekiyo zinokwenzeka emva kweLASIK.
LASIK Basics
Mhlawumbi uvile ngeLASIK. kodwa ungaqinisekanga ngokuchanekileyo ukuba isebenza njani.
Uluhlu lwesiso lakho lubizwa ngokuba yi- cornea . Xa i-cornea iphosakele, ukukhanya akukhangekanga ngokufanelekileyo, okanye kugxininiswe, kwi-retina yakho, kwaye kunzima ukubona.
NgeLASIK, i-laser okanye iqela lisetyenziselwa ukusika i-flap in cornea yakho. kwaye i-laser isetyenziselwa ukubuyisela kwakhona i-cornea yakho phambi kokuba i-flap ishintshwe. Ngaloo ndlela, ngenxa yokuba isimo se-cornea sitshintshile, ukukhanya kufuneka kujoliswe ngakumbi kwi-retina yakho.
I-FDA ivume i-LASIK kule miqathango emithathu elandelayo:
- i-myopia (i-nearsightedness)
- i-hyperopia (ubude obuphezulu)
- i-astigmatism (ukukhawuleka kwe-cornea kufana nebhola kunebhokisi lebhoksi)
Gwema iLASIK
Nceda ukhumbule ukuba ngaphambi kokuba ufumane i-LASIK, i-ophthalmologist yakho kufuneka yenze uvavanyo olunzulu olubonwayo .
Akuyena wonke umntu umviwa ofanelekileyo weLASIK. Oku kulandelayo uluhlu lweemeko ezithatha abantu njengabaviwa kule nkqubo:
- imbali yesifo seso, njenge-glaucoma okanye i-herpes
- kwimbali yokulimala kwamehlo okanye ukuhlinzwa
- amehlo anomileyo (sicca), njengoko kwenzeka ngeSjogren's syndrome
- corneas ezincinci
- bafundi a baninzi
- iswekile
- izifo ezizimele, njenge-rheumatoid arthritis
- ukuxhatshazwa komzimba (cinga nge-HIV / AIDS)
- i-ectasia, okanye i-bulging ye-cornea, eyenzeka nge-keratoconus
- ukusetyenziswa kwe-corticosteroids, ekhubaza ukulimala
- utshintsho olutshanje kwi-lens yakho yokunxibelelana okanye iiglasi
- ezinye iimeko zenguqu ezinxulumene nobudala kwijubane njenge-presbyopia
- iziphene ezinkulu zokukhumbula
Ekugqibeleni, ukuba unemibono emihle ukuqala, akufanele ufumane i-LASIK.
Iziphumo ezimbi zeLASIK
Xa i-LASIK yenziwe ngokufanelekileyo, iinzuzo zigqithise kakhulu ingozi yezigulane ezininzi. Nangona kunjalo, iziphumo ezimbi zenzeke nakubantu abaviwa bokuqala. Ngaphezu koko, kuba i-LASIK yinkqubo entsha-yavunywa yi-FDA ngo-1998-asinakho izifundo zexesha elide kwimiphumo yolu vavanyo.
Nazi ezinye iziphumo ezimbi zeLASIK eziqhelekileyo zisezantsi kwaye zihamba ngokukhawuleza:
- amehlo omeleyo
- Umbono obolileyo
- halos
- uvakalelo ekukhanyeni
- starbursts
- mbono ombini
Kucelwa uqaphele ukuba kwiqela elincinci labantu, ezi zimpawu zingaba zizinzi kwaye ziyingxaki.
Nazi ezinye iziphumo ezibi kakhulu zeLASIK:
- ukulahleka kombono
- sulelo
- ectasia
- ulungelelaniso
- ukulungiswa phantsi
Nceda uqaphele ukuba i-LASIK ayisoloko ikhokelela kumbono ogqibeleleyo (20/20), kwaye usenokufuna ukugqoka iilazi ukuze ufunde njalo njalo. Ngokukodwa, ukuba unempendulo enxulumene neminyaka yobudala okanye ubude obubonakalayo obudala kwiminyaka emibini okanye yobudala ngenxa yokunciphisa ukunyaniseka kwe-lens, kuya kusadingeka ugqoke i-bifocals.
Ngaphezu koko, ngamanye amaxesha abantu badinga ukuhlinzwa ngaphezu kweyodwa emva kweLASIK ukulungisa umbono wabo.
Xa ukhetha i-ophthalmologist ukwenza uhambo lwakho lwe-LASIK, jonga uyenze uphando lwakho. Okokuqala, fu manisa malunga nezixhobo ezisetyenziswe ngexesha lotyando lwakho kwaye ingaba olunye utyando olusasazwayo , njengeLASEK , luya kukunceda kakhulu. Okwesibini, qiniseka ukuba i-ophthalmologist oyikhethayo inamava amaninzi. Okwesithathu, qaphela i-LASIK iinkqubo okanye izithembiso eziphosazelayo eziqinisekisa ukuba uphumelele umbono okanye imali yakho.
Imithombo
Biswell R. Isahluko 6. iKornea. Ku: Riordan-Eva P, Cunningham ET, Jr. eds. Vaughan & Asbury General Ophthalmology, 18e . New York, NY: McGraw-Hill; 2011. Kufumaneka ngoJanuwari 10, 2016.