Incazelo: I- Phacoemulsification yindlela ejwayelekile kunazo zonke yokuhlinzwa kwe-cataract. Ukuhlinzwa kwe-Cataract kusetshenziselwa ukubuyisela umbono emagulini abo umbono wabo usuguquguqukile kusuka emantwini , i-clouding ye- lens yeso .
I-lens itholakala ngemuva kwe-iris. Inesibopho sokugxila ekukhanyeni kwe-retina, nokukhiqiza izithombe ezicacile, ezibukhali. I-lens inamandla okuguqula isimo, eyaziwa ngokuthi indawo yokuhlala.
Nokho, njengoba amehlo ekhula, i-lens iyanzima futhi ilahlekelwe ikhono layo lokubamba. I-lens yonke iqukethe ngaphakathi kwe-capsule lens. Njengoba amehlo ekhulile, izinqubo ze-oxidative zenzeka namaseli afile aqoqa i-capsule lens, okwenza ukuba lensi ibe kancane. Ukukhanya okuvame ukuba kugxilwe yi-lens kuhlakazeke nxazonke ngenxa ye-Cloudiness, ngakho umbono awusekho ocacile futhi obukhali.
Kwenziwa kanjani i-phacoemulsification?
Phakathi ne-phacoemulsification, udokotela ohlinzayo wenza ukuchotshozwa okuncane emkhawulweni we- cornea bese edala ukuvuleka kwendwangu eluzungeza i-lens. I-probe encane ye-ultrasonic iyabekwa, ihlukanise i-lens eguquguqukayo zibe izingcezu ezincane. Insimbi idlidliza ngejubane le-ultrasonic ukusika futhi icishe ihlakaze izinto zensiza zibe izingcezu ezincane. Lezi zingcezu zisuke zithathwe ngaphandle kwe-capsule ngokunamathiselwe kwi-tip ye-probe.
Ngemuva kokuthi izinhlayiya ze-lens zisuswe, ukufakelwa kwe-lens intraocular, okubizwa ngokuthi i-IOL, ifakwe futhi ibekwe ngaphakathi kwe-capsule lens yemvelo.
Ufakwe nge-incision encane ye-corneal ngokusebenzisa ithubhu elikhiyiwe. Uma nje i-lens iqhutshwa, ivela futhi ifakwe endaweni.
I-Phacoemulsification yenziwa ngokujwayelekile esikhungweni sokuhlinzeka ngeziguli futhi ngokuvamile ayidingi ukuhlala esibhedlela. Inqubo yokuhlinza i-cataract yenziwa ngaphansi kwe-anesthesia yendawo (i-anesthetic injected ezungeze iso) noma i-anesthesia yama-topical (ama-droping amaconsi afakwe esweni).
Iyini isikhathi sokutakula se-phacoemulsification?
Ukuchotshozwa okwenziwe ku-cornea ngokuvamile akudingi ukugxila futhi ukuzibeka uphawu. Kungakapheli izinsuku ezimbalwa, ukuchotshozwa kuphulukisa ngokuphelele. Amaconsi e-Post-operative amisiwe futhi ngokuvamile ahlanganisa ama-antibiotics, i-steroids, kanye nemithi engeyona isifo esivimba ukuvuvukala. Amaconsi anciphisa ukuvuvukala nokuvimbela ukutheleleka. I-antibiotic ivame ukuyeka phakathi nezinsuku ezingu-7-10. I-steroid ne-non-steroidal anti-inflammatory ithathelwa ngaphezu kwamasonto amathathu kuya kwesithupha ngokuhlinzwa. Iningi leziguli likwazi ukuthuthukiswa kombono cishe masinyane futhi umbono uvame ukuthuthuka kancane ngaphezu kwamaviki angu-4-5.
I-Phacoemulsification yashintsha ukuhlinzwa kwe-cataract. Ngaphambi kokuba i-phacoemulsification isungulwe, odokotela abahlinzayo babezosusa lonke i-lens ne-capsule. Lokhu kwenza kube nzima ukufaka ilensi ye-intraocular. I-lens iso lifaka amandla amaningi ekugxileni amehlo. Ngenxa yalokho, uma ususa i-cataract, okuyinto i-lens, isiguli sishiywe imithi ephakeme kakhulu ye-"plus," ephezulu. Yingakho, eminyakeni eminingi edlule, lapho iziguli zinezinyosi zisuswe, ngokuvamile zazigqoka "izibuko ze-cataract." Izibuko ze-Cataract zazinzima, zinda futhi zaphakamisa amehlo.
Akubanga nje isikhathi eside ngaphambi kokuthi odokotela abahlinzayo baqaphele ukuthi badinga inqubo engcono yokufaka ukufakelwa kwe-lens ukuze iziguli zingadingeki zigqoke izibuko ezinjalo zokuhlinzwa ezingasindi, ezinamabala okugqoka. Iziguli zajabula ngokuba ne-cataract isusiwe, kodwa hhayi ujabule kangangokuthi kwakudingeka manje zigqoke izibuko ezinzima, ezisindayo.
Ubani owasungula inqubo ye-phacoemulsification?
UDkt. Charles D. Kelman, udokotela wezokwelapha, nodokotela ohlinzayo eNew York, kuthiwa uthuthukisa inqubo yokuqala ye-phacoemulsification. ngasekupheleni kwawo-1960 nangama-1970 inqubo yatholwa odokotela abahlinzayo. UDkt. Kelman wasebenza ngemibono eminingi nemiklamo eminingi kodwa wafumana umqondo wokuphazamiseka ngemva kokuhlala esihlalweni samazinyo ehlanza amazinyo akhe ahlanzwa yi-ultrasonic ehlanza kakhulu.
Ngokuthakazelisayo, eminye yemibono yokuqala ayenayo ibuye ibonakale futhi ekuhlinzekeni kwe-cataract yansuku zonke.
Futhi waziwa ngokuthi : phaco