Secondary cataract lens replacement emva unyango kunye nohlaziyo

luthambe ezingundoqo philisi lens. Ngexesha utyando cataract lensi intraocular ibekwa iliso ufakele. Kule philisi ngomva ixhasa i esitsha se intraocular. Kuyenzeka ukuba philisi iqalisa ukutshaza lisibekele, nto leyo ebangela ukuba isenzeko cataract yesibini emva ilensi replacement. Unyango, nto leyo kwakhona mihle kakhulu, lwenziwa ngokuhambelana ubungqina zonyango. Sebenzisa iindlela ezintsha nezixhobo ezikumgangatho ophezulu.

Ezibangela isenzeko

Apho kukho cataract yesibini emva ukutshintshwa lens? Izimvo oogqirha ngale ingxaki zibonisa ukuba izizathu ngqo ukuba ivela nga ziyachazwa.

Uphuhliso iingxaki zamabanga ngenxa ekukhuleni epithelium, yaba phezu komhlaba philisi ngomva. Kuyinto lunyhasho elubala yayo, ebangela umbono sehle. Loo inkqubo ayikwazi ingabalelwa imposiso ye ugqirha ngexesha lokusebenza. cataract Secondary emva ukutshintshwa ilens, oonobangela apho kulala abasabela ngayo umzimba kwinqanaba cellular meko noko rhoqo. iiseli epithelial Lens ziguqulwa zibe imicu zonakeleyo ezisebenza, abangaphumi kwimilo kunye zimnyama. Xa aye kwisabelo esisezantsi lommandla optic othi clouding. ukungaboni ukuba zibangelwa yi abanesigulo le philisi.

ubungozi

Ophthalmologists waseka inani lemiba ukuba uchaze ukuba kutheni kukho cataract yesibini emva kokutshintsha lens. Bangakwazi ubalwe ngolu hlobo lulandelayo:

• yobudala yesigulane. Xa cataract lwabantwana emva kwenzeka rhoqo uqhaqho. Oku kungenxa yokuba esikule kokuphilayo oselula ube nekhono eliphezulu ukuvuselela ebangela yokufuduka iiseli epithelial kunye nokwahlukana kwabo philisi ngomva.
• Imilo ye-IOL. IOL square imilo ivumela isigulane ukunciphisa kakhulu ingozi yokwenzakala.
• Material IOL. Oogqirha bafumanisa ukuba emva kokuvela ukusungulwa IOLs acrylic ngokusekelwe cataract aphakamileyo alufane. ukwakhiwa abicah bawaphikise uphuhliso iingxaki rhoqo ngakumbi.
• Ubukho seswekile sinwenwa, ngokunjalo ezinye izifo jikelele kunye lwamehlo.

amanyathelo othintelo

Kuthintelo seengxangxasi zasesekondari, oogqirha basebenzisa iindlela ezikhethekileyo:

• Likhazimlisiwe lens philisi ukuze ukwandisa ukususwa iiseli.
• Ukuvelisa iintlobo zezakhiwo nesilungiselelwe ngokukodwa.
• imithi phezu kwamehlo. Bamngcwabela kanye njengoko kumiselwe emehlweni.

Iimpawu cataract secondary

Kumanqanaba okuqala cataract yesibini emva nokutshintshwa lens abangakwaziyo ukuzibonakalisa. Ixesha lokuqala yokuphuhlisa sifo ekungabonini ukusuka kwiminyaka emi-2 ukuya kwi-10. Emva koko kuqala ukubonisa iimpawu ezicacileyo, kwakunye ekulahlekeni kombono into. Kuxhomekeke Ilens entsimini deformation sele yenzekile, umfanekiso kwezonyango sifo ziyahluka kakhulu.

Ukuba ingxaki zasesekondari wabonakalaliswa ngokwayo kwimiphetho ilens, kungenzeka kubangele ukonakala umbono. Ngokuqhelekileyo, le ngezifo ifumaneka kwi iimviwo acwangcisiweyo yi zamehlo.

kubonakala njani le ngokwayo inkqubo zophendlo lwezifo njengoko cataract yesibini emva ukutshintshwa lens? Unyango (iimpawu kunye neemviwo ezinxulumene kufuneka uqinisekise uxilongo) kubonisiwe zokuquba ziqhubeke acuity ezibonwayo, nokuba bacinga ukuba labuyiselwa ngokupheleleyo ngexesha zotyando. Ezinye izinto ziquka phambi sisigubungelo, ukuvela ibengezela kwelanga okanye imithombo ukukhanya zedolophu.

Ukongeza kule mpawu zingasentla, kusenokuba izinto uphuphu monocular. Ukusondela embindini ilens norhatyazo, i mandundu umbono lomguli. cataract Secondary basenokuba njengokuba unaliso linye, kwaye bobabini. Kubonakala egqwethekileyo umbala imbono, ukuphuhlisa ukubona. Iimpawu bangaphandle abantu abadli ulandelwe.

unyango

cataract Secondary emva kokutshintsha ilens, apho unyango yenziwa ngempumelelo kwiiklinikhi lwamehlo mihla asuswe capsulotomy. Le manipulation lula ukukhululwa kommandla usembindini inkungu ngokukhanya ivumela imitha yokukhanya iwele iliso, iphucula kakhulu umgangatho umbono.

Capsulotomy lwenziwa njenge mechanical (izixhobo ezisetyenziswayo), kunye nendlela laser. Le ndlela yokugqibela zinezibonelelo ezinkulu kuba ingakufuni ukuqaliswa isixhobo ngotyando kuloo ndawo ibinomthwebeba iliso.

ukungenelela kuhlinzwa

Njengoko bayiyeka ezizisekondari cataract lens? Unyango ibandakanya uqhaqho. Olu tyando kubandakanya liqatywe okanye Ukusikwa the ngaphaya umboniso ngokusebenzisa imela yotyando. Entamo kubonisiwe kwimeko apho cataract lesibini xa shift lens eye yabangela iingxaki ezinkulu, kwaye kukho amathuba okuba uza kuhamba ziimfama.

Ngexesha utyando liqatywe limise. Kuqala yenza kwi ezayo esqwini olubonakalayo. Ngokuqhelekileyo, umngxuma na ububanzi of 3 mm. Oku usenokuba linyuka ukuba kuyimfuneko khangela emazantsi emehlweni akho okanye zifuna photocoagulation.

bendlela ukuhlinza

kwendlela yotyando esetyenziswa abadala ngokwentelekiso kunye nabantwana ngokufanayo. Nangona kunjalo, umsebenzi ngokwanelisayo esilula eziliqela neengxaki ezibalulekileyo eziquka:

• ukungena kulo izifo amehlo;
• okulimala;
• nokudumba kwenwebu;
• herniation ngenxa ukuphazamiseka ndizayo ingqibelelo.

Iimpawu zonyango laser

Ziziphi iindlela ezintsha zisetyenziselwa ukuphelisa le ngxaki njengokuba cataract secondary lens? Unyango ikhutshwa phandle usebenzisa iintsika laser. Le ndlela unezinga eliphezulu lokuthembeka. It busenza ukuba ubukho ekujoliswe ngqo kwaye ibiza imali encinci wamandla. Ngokuqhelekileyo, amandla umqadi laser 1 MJ / ukubetha, kodwa ke ixabiso inganyuswa ukuba kuyimfuneko.

ungenelelo laser wayebizwa distsiziya. It has a kwinqanaba eliphezulu ngobuchule. Xa unyango olunjalo kwenziwa udonga elingasemva philisi ngokutshiswa umngxuma. Emva kokuba lisuswe capsule ingqongwe. Le ndlela isebenza YAG-laser. Xa amayeza mihla, le ndlela ikhethwa.

Baqinisekiswa zibonisa ukuba ungenelelo olo ayifuni kokuhlala esibhedlele, umsebenzi akakhawulezi kakhulu kwaye ukuvise intlungu okanye ubuhlungu. Zazo lwenziwa kusetyenziswa Ukubulawa zasekuhlaleni.

Njengoko cataract bungaveli yesibini emva ukutshintshwa lens? iingxaki unyango laser kubandakanya le manyathelo alandelayo:

• Mydriasis yi imithi. Ziyasetyenziswa inwebu of wamehlo, ekukhuthazeni abafundi ngcono. Umzekelo, tropicamide esebenzayo 1.0%, 2.5% phenylephrine, cyclopentolate, okanye 1-2%.
• Ukuze kuthintelwe ukwanda elibukhali xi ngaphakathi iliso emva kokuba umsebenzi isicelo apraclonidine 0.5%.
• Ukuphunyezwa kuqhume ezininzi laser usebenzisa isixhobo okhethekileyo isibane lisikwe, ibangela kwi philisi kwi window turbid ngaphaya.

Indlela umntu uziva emva yokususa laser into efana cataract yesibini emva ukutshintshwa lens? Baqinisekiswa zibonisa ukuba emva kotyando ibithunyelwe emakhaya emva kweeyure ezimbalwa. Sutures kunye amabhandeji xa ingafuneki ngolo hlobo longenelelo. Izigulane ezimiselweyo eyedrops hormone. ukusetyenziswa kwazo kwixesha emva kokuba msebenzi iya kuba linyathelo lokugqibela malunga nokubuyiselwa kokubona.

Emva kweveki watyandwa ukuba ecwangcisiweyo scan zamehlo ukuqinisekisa ukuba yonke into ihamba kakuhle.

Enye uphando lubonisa ngenyanga. Oku akuthathwa ukuba kucwangciswe, kodwa indima yalo enqwenelekayo. Ngoko ke kunokwenzeka ukuba ukwazi ukubona iingxaki kunokwenzeka ngendlela ngexesha nya. Kufuneka kuqatshelwe ukuba uninzi iingxaki zenzeka phakathi evekini. Kamva, baya zinqabile kakhulu.

Ubukhulu becala cataract yesibini isuswe umsebenzi omnye yi-laser. ungenelelo Secondary wenziwa kunqabile. Amathuba iingxaki kolu hlobo unyango lincinane kakhulu yaye kuthetha ukuba malunga ne-2%.

Kwezinye iimeko, le distsiziya eyabelwe?

Distsiziya cataract secondary isetyenziswa kwimeko apho:

• Yonakele ngomva philisi mfumba kubangela ukuhla kabukhali umbono;
• yamehlo kuthintela lithathelwe kwentlalo yesigulana;
• kukho iingxaki nombono yezinto kwi zokukhanya kakhulu okanye ulihlwempu.

Izimo engqongqo

Ingaba kusoloko kungenzeka ukuba afeze ukususwa iingxaki ezifana cataract yesibini emva ukutshintshwa lens? Izimo, akukho mathandabuzo, ziyafumaneka. Ngaphezu koko, ukuba babe ngokupheleleyo, ngaphandle kungenzeka nayiphi nokuqhathwa. Ezi ziquka:

• phambi nokudumba okanye siva umcu kwi inwebu, onqanda zamehlo ukuqonda ngokucacileyo izakhiwo intraocular ngexesha utyando;
• okuvela ukudumba kwi iris ze iliso;
• phambi nokudumba semehlo macular;
• clouding kule inwebu;
• kwemfuneko inwebu zenza 1.0 mm umfundi.

Izimo isihlobo

Phakathi Izimo enxulumene ziquka iimeko apho nengozi eyonyukileyo iingxaki eziziisekondari:

• utyando elide ukuze cataract kuba pseudophakic yi ngaphantsi kweenyanga ezintandathu, kunye aphakia ngaphantsi kweenyanga ezi-3;
• zoqhagamshelwano ezigcweleyo ne IOL ngomva philisi;
• inkqubo neovascularization libizwe ndizayo umfundi;
• phambi glaucoma uncompensated;
• ubukho ukudumba kwi abangakwaziyo Icipande esweni.

Olu tyando lwenziwa ngenyameko enkulu, ukuba isigulane owawuthe kwaphawulwa ngamava semehlo okanye ayikrazukanga.

indlela laser na ethile yayo. radiation laser zingonakalisa inxalenye woqondo lens sokwenziwa.

ukungaphili

Yintoni ifuthe laser nqubo ku ukunyanga esi sifo njengoko cataract yesibini emva ukutshintshwa lens? Imiphumo inokuba ezingafunekiyo.

• Emva nokutshintshwa lens kwi cataract zasesekondari sinokufumana isahlakalo leempukane abamnyama ukuba zibangelwa ngumonakalo isakhiwo lens xa kusenziwa utyando. Umbono na isiphumo yomonakalo ayihambi. umonakalo ibangelwa kujoliswe abaziintsizana laser umqadi.
• ingxaki Eyingozi kuthathwa racemosa nokudumba semehlo. Ukuze bandiqumbise ukubonakala kwaso, utyando kufuneka kwenziwe iinyanga ezintandathu kuphela emva kokuba umsebenzi wangaphambili.
• Rhegmatogenous semehlo lamabutho amehlo. Esi simo kunqabile kakhulu kwaye ibangelwa ukubona.
• kwinqanaba IOP ekhulile. Kudla oko ngokukhawuleza abapasa mba kwaye akukho isoyikiso kwiimeko zabo zempilo. Ukuba iyaqhubeka ixesha elide, nto ibonisa ubukho umguli glaucoma.
• Subluxation okanye dislocation le IOL kuvandlakanywa kwiimeko ezinqabileyo. Loo inkqubo lidla ukuba IOLs ne abicah okanye nesiseko hydrogel kunye haptic ngokohlobo akwazi.
• Ifom okondeleyo endophthalmitis kwenzeka nje kungeyonto ayenza rhoqo. Oku kubangelwa ukukhululwa iintsholongwane ekwanti kummandla umzimba vitreous.
• Abanesigulo (Ibar subcapsular) lunqabe waphawula. Ngamanye amaxesha le nkqubo ikhula ingaphelanga inyanga enye emva kolo ngenelelo. Ifomu yokuqala iingxaki kunokubangela wokwehla sobuKristu philisi kunye nokwakhiwa kapsulofimoza. Kuphuhliso imodeli ifuthe kunye ezibonakalayo IOL yenziwa kuzo. Ngokufuthi, unxaxho ibangelwa abicah iipatheni haptic kunye drive kwaye ngaphantsi, uNoluthando enamakhulu ezintathu. Isiseko ngokukhanya zabo acrylic, kunye haptics eyenziwe PMMA.

Ukuthintela iingxaki emva oogqirha utyando ukucebisa rhoqo sebenzisa wamehlo ukuba iyaluthintela uphuhliso kwamehlo.

isiphelo

Ukusuka konke oku kungasentla kunokwenziwa isigqibo sokuba emva kotyando cataract rhoqo ingxaki ezifana cataract lwesibini lens. Ukunyangwa kwesifo kunye nokusetyenziswa ubuchule mihla kuba neziphumo ezihle, kodwa iziphumo ebezingalindelekanga kunokwenzeka.