I-vitrectomy yinkqubo emincinci yokuhlinzwa eyenziwa ngumchwepheshe we-retinal ukususa i-gel vitreous ngaphakathi kwiso. I-greite ye-Vitreous igcwalisa intambo yeliso, ithatha malunga neyesibini kwisithathu kwimiqulu yeso. Ngokuqhelekileyo, i-vitreous icacile kwaye ivumela ukukhanya ukuba kudlule kalula kumva kweso. Ngezinye iixesha i-vitrectomy iyadingeka xa ukuphuma kwegazi kwenzeka kwi-vitrial cavity, ukuvimbela umbono ocacileyo.
I-vitrectomy yenziwa ngenxalenye yokuphatha oku kulandelayo:
- i-membrane ye-epiretinal (i-pre-retinal macular fibrosis)
- umda we macular
- i-retinal detachment
- isifo se-diabetes retinopathy
- izifo ezibangelwa yintsholongwane
- iimbumba zangaphakathi
Inkqubo
I-vitrectomy yenziwa kwiklinikhi yokugula esecaleni okanye kwindawo yokusebenza esibhedlele kwaye ngokuqhelekileyo yenziwa phantsi kwe-anesthesia yendawo. Isigulane sinikwa kwakhona nge-sedation. Isigulane sivukile kwinkqubo kodwa asiva buhlungu kwaye kuxhomekeke kwisilwanyana esinikwe, asikhumbuli inkqubo.
Iingcali ze-retinal ziza kufaka izixhobo ngokuthe ngqo kwi-sclera, okanye iingubo zangaphandle zeso. Izibane ezikhethekileyo zokukhanyisa ngaphakathi kwamehlo, i-lasers kunye nezixhobo zinokufakwa ezi zichwebeni. Ngexesha le-vitrectomy, i-vitreous fluid kunye ne-gel iyasuswa.
Ngokuxhomekeke kwingxaki yonyango, iso lugcwele umoya kunye negesi. Oku kunokwenziwa ukuze kuncedwe ukulungisa i-retinal detachment okanye i-macular hole.
Ngethuba lexesha, ngokuqhelekileyo iiveki okanye iinyanga ezimbalwa, igesi iyabuyiselwa kwakhona. Njengoko ibuyiselwa kwakhona, umboniso ungabonakalisa okanye uphambuke ngenxa yombhobho eyenziwa yigesi. Njengoko iyancipha, umbono ungatshintsha. Njengoko ibuyiselwa kwakhona, isikhala sigcwele ukuhleka kwamanzi, i-fluid eyenziwa yiso eqhelekileyo igcwalisa phambili, igumbi langaphambili liso.
Emva kwe-vitrectomy, izigulane ziya kulandelelana nogqirha. Amaconsi amaninzi ahlukeneyo angasetyenziselwa ukulawula intlungu, ukuthintela usulelo kunye nokunciphisa ukuvuvukala nokuvuvukala. Nangona umbono uphuthuma ngokukhawuleza kubantu abaninzi, ukubonwa ngokugcwele kwamanye amaxesha kuthatha inyanga eziliqela. Ukuqhuma kufuneka kukhunjulwe njengoko utshintsho kwingcinezelo lunokubangela ukuba igesi landa okanye landise kwaye lenze ukuba ingcinezelo yamehlo ikhule ngaphezu kwamanqanaba avumelekileyo. Nangona ezinye ezingabonakaliyo ngoku iintsuku, abanye abantu abafumana i-vitrectomy kufuneka baphephe ukukhangela phezulu kufuneka bagcine umzimba wabo unqamle kangangokuba umbhobho ungakunceda ukulungisa umonakalo we-retinal.
Kwezinye iimeko, ioli ye-silicone isetyenziselwa endaweni yegesi. Nangona, kukho iinkalo ezininzi ezifana nokuphulukiswa ngokukhawuleza nokubuyiselwa kokubonakalayo, ioli ye-silicone ekugqibeleni kufuneka isuswe idinga inkqubo yesibini yokupasa.
Iingxaki ezinokwenzeka
Kwizandla zengcali enezakhono kunye nokuqeqeshelwa kakhulu kwi-retinal, i-vitrectomy iqhelekileyo inkqubo ekhuselekileyo. Nangona kunjalo, iingxaki ezinjenge-retinal detachment, glaucoma, ukuphuma kwegazi kunye nosulelo luya kwenzeka. I-Cataract iqhubela phantse njalo emva kwe-vitrectomy kwaye ngenxa yoko, izigulane zivame ukuba zisebenze ngokuhlinzwa ngaphakathi kweenyanga okanye kwiminyaka emibini emva kwe-vitrectomy.