Ukuthuthukisa Impilo Yamehlo Ngamadivayisi Okwelapha Okukhanya Okubomvu

Ingabe ukhathele ukubhekana nokucindezeleka kwamehlo, ikhanda, nezinkinga zokubona? Awuwedwa. Abantu abaningi bayazabalaza nokugcina impilo enhle yamehlo esikhathini sethu sedijithali. Kodwa kungase kube nesixazululo - amadivaysi okwelapha ukukhanya okubomvu. Kulesi sihloko, sizohlola ukuthi ukwelapha ukukhanya okubomvu kungasiza kanjani ukuthuthukisa impilo yamehlo akho futhi kudambise izinkinga ezivamile. Kungakhathaliseki ukuthi ungumsebenzisi wesikrini ovamile, uhlushwa yizimo zamehlo ezingalapheki, noma ufuna nje ukuthatha izinyathelo eziqinile ukuze uvikele ukubona kwakho, ukwelashwa kokukhanya okubomvu kungaba yimpendulo obulokhu uyifuna. Qhubeka ufunda ukuze ufunde kabanzi mayelana nezinzuzo ezingaba khona zokufaka ukwelashwa kokukhanya okubomvu ohlelweni lwakho lokunakekela iso.

Ukuqonda izinzuzo zokwelapha ukukhanya okubomvu empilweni yamehlo

Eminyakeni yamuva nje, ukwelashwa kokukhanya okubomvu sekuthole ukuthandwa njengokwelashwa okungahlaseli futhi okuphumelelayo ezimweni zezempilo ezihlukahlukene, kuhlanganise nempilo yamehlo. Imishini yokwelapha ngokukhanya okubomvu, eyaziwa nangokuthi amadivayisi we-laser therapy (LLLT) enezinga eliphansi, ikhipha ubude begagasi obuthile bokukhanya okubomvu okuboniswe ukuthi kunezinzuzo eziningi zamehlo. Kulesi sihloko, sizohlola izinzuzo ezingaba khona zokwelapha ukukhanya okubomvu empilweni yamehlo nokuthi lezi zixhobo zingasetshenziswa kanjani ukuthuthukisa umbono nokunciphisa izimo ezithile zamehlo.

Enye yezinzuzo eziyinhloko zokwelapha ukukhanya okubomvu kwamehlo yikhono layo lokukhuthaza ukulungiswa nokuvuselelwa kwamaselula. Lapho ukukhanya okubomvu kungena esikhunjeni futhi kufinyelele ku-retina, kushukumisa ukukhiqizwa kwamandla kwamangqamuzana, okungasiza ekulungiseni amangqamuzana alimele futhi kuthuthukise impilo yamehlo iyonke. Lokhu kungaba yinzuzo ikakhulukazi kubantu abanokukhubazeka kwe-macular okuhlobene neminyaka, ukulimala kwe-retina, noma ezinye izimo zamehlo eziwohlokayo.

Ukwengeza, ukwelashwa kokukhanya okubomvu kuye kwaboniswa ukuthi kunemiphumela yokulwa nokuvuvukala, okungaba usizo ekunciphiseni ukuvuvukala emehlweni. Ukuvuvukala kuyisici esivamile ezimeni eziningi zamehlo, kuhlanganise nesifo samehlo esomile, uveitis, nezinye izifo ezivuthayo. Ngokunciphisa ukuvuvukala, ukwelashwa kokukhanya okubomvu kungasiza ekunciphiseni ukungakhululeki futhi kuthuthukise ukusebenza kwamehlo jikelele.

Ngaphezu kwalokho, ukwelashwa kokukhanya okubomvu kunamandla okuthuthukisa ukujikeleza kwegazi emehlweni. Ukungahambi kahle kwegazi kungaba nomthelela ezinkingeni ezahlukene zamehlo, okuhlanganisa i-glaucoma kanye ne-retinopathy yesifo sikashukela. Ngokuvuselela ukugeleza kwegazi emehlweni, ukwelashwa kokukhanya okubomvu kungasiza ekuthuthukiseni umoya-mpilo kanye nokulethwa kwezakhi kumaseli, okungakhuthaza ukuphulukiswa nokuthuthukisa impilo yamehlo jikelele.

Imishini yokwelapha ukukhanya okubomvu yamehlo nayo isetshenziselwa ukwelapha izimo ezithile zamehlo, njenge-diabetes retinopathy kanye nokuwohloka kwe-macular okuhlobene neminyaka. Ucwaningo lwezokwelapha lubonise imiphumela ethembisayo ekusebenziseni ukwelashwa kokukhanya okubomvu ukuze kubambezele ukuqhubeka kwalezi zimo futhi kuthuthukiswe ukubona kahle kwabantu abathintekile. Nakuba ucwaningo olwengeziwe ludingeka ukuze uqonde ngokugcwele imiphumela yesikhathi eside yokwelapha ukukhanya okubomvu kulezi zimo, okutholwe ekuqaleni kuyathembisa.

Ngaphezu kokwelapha izimo ezithile zamehlo, amadivaysi okwelapha ukukhanya okubomvu angasetshenziswa futhi njengesinyathelo sokuvimbela ukuze kugcinwe impilo yamehlo iyonke. Ngokuhlanganisa ukwelashwa kokukhanya okubomvu esimisweni sokunakekela amehlo esivamile, abantu ngabanye bangakwazi ukunciphisa ingozi yokuba nezimo zamehlo ezihlobene nobudala futhi balondoloze umbono ofanele njengoba bekhula.

Uma usebenzisa izinto zokwelapha ukukhanya okubomvu zamehlo, kubalulekile ukuzisebenzisa njengoba kuyalelwe futhi ngaphansi kokugadwa uchwepheshe wezokunakekelwa kwempilo. Amaza obude obuthile nokuqina kokukhanya okubomvu okusetshenziswe ekwelapheni kungahluka, futhi kubalulekile ukusebenzisa izilungiselelo ezifanele zesimo esithile samehlo esiphathwayo.

Sengiphetha, amadivaysi okwelapha ukukhanya okubomvu anamandla okunikeza izinzuzo eziningi zempilo yamehlo. Kusukela ekukhuthazeni ukulungiswa nokuvuselelwa kwamangqamuzana kuya ekwehliseni ukuvuvukala kanye nokwenza ngcono ukujikeleza kwegazi, ukwelashwa kokukhanya okubomvu kungaba isengezo esibalulekile ekunakekelweni kwamehlo kwendabuko. Njengoba ucwaningo olwengeziwe lwenziwa, kungenzeka ukuthi ukusetshenziswa kokwelapha ukukhanya okubomvu kwamehlo kuzoqhubeka nokuvela futhi kube yingxenye ebalulekile yezinqubo zokunakekelwa kwamehlo okuphelele.

Ukuhlola isayensi ngemuva kokwelashwa kokukhanya okubomvu kanye nemiphumela yako emehlweni

Eminyakeni yamuva nje, ukwelashwa kokukhanya okubomvu sekuthole ukunakwa njengesixazululo esingaba khona sokuthuthukisa impilo yamehlo. Lokhu kwelashwa okungahlaseli kuye kwacwaningwa ngekhono layo lokukhuthaza ukuphulukiswa nokunciphisa ukuvuvukala ezingxenyeni ezihlukahlukene zomzimba, kuhlanganise namehlo. Kulesi sihloko, sizohlola isayensi yokwelapha ukukhanya okubomvu kanye nemiphumela yako emehlweni, kanye nezinzuzo ezingaba khona zokusebenzisa amadivaysi okwelapha ukukhanya okubomvu empilweni yamehlo.

Ukwelashwa ngokukhanya okubomvu, okubuye kwaziwe ngokuthi ukwelapha nge-laser kwezinga eliphansi noma i-photobiomodulation, kuhilela ukuveza umzimba emazingeni aphansi okukhanya okubomvu noma okuseduze kwe-infrared. Lolu hlobo lokwelapha luye lwaboniswa ukuze lukhuthaze ukukhiqizwa kwamandla amaselula futhi lukhuthaze ukuphulukiswa ezinhlobonhlobo zezicubu. Esimweni sempilo yamehlo, ukwelashwa kokukhanya okubomvu kuye kwafundelwa amandla ako okunciphisa ukuvuvukala, ukuthuthukisa ukujikeleza kwegazi, nokuvikela ekucindezelekeni kwe-oxidative emehlweni.

Enye yezindlela eziyinhloko lapho ukwelashwa kokukhanya okubomvu kungase kuzuzise khona amehlo kungenxa yekhono layo lokwandisa ukugeleza kwegazi nokuthuthukisa umoya-mpilo ezicubu zamehlo. Lokhu kubalulekile ekugcineni impilo nokusebenza kwamehlo jikelele, njengoba ukugeleza kwegazi okwanele kanye nokunikezwa komoyampilo kubalulekile ukuze amehlo enze imisebenzi yawo yokubuka ngempumelelo. Ukwengeza, ukwelashwa kokukhanya okubomvu kuye kwaboniswa ukunciphisa ukuvuvukala emehlweni, okungaba yinzuzo ezimweni ezifana nesifo samehlo esomile, uveitis, kanye nokuwohloka kwe-macular okuhlobene neminyaka.

Enye inzuzo engaba khona yokwelapha ukukhanya okubomvu kwamehlo ikhono layo lokuvikela ekucindezelekeni kwe-oxidative. Ukucindezeleka kwe-oxidative kwenzeka lapho ukukhiqizwa kwama-radicals mahhala ayingozi kudlula ikhono lomzimba lokuwanciphisa, okuholela ekulimaleni kwamaseli nezicubu. Emehlweni, ukucindezeleka okwenziwe nge-oxidative kuye kwathinteka ekuthuthukiseni izifo ezihlukahlukene zamehlo, kuhlanganise ne-cataract kanye ne-macular degeneration ehlobene neminyaka. Ngokukhuthaza umsebenzi we-antioxidant kanye nokunciphisa ingcindezi ye-oxidative, ukwelashwa kokukhanya okubomvu kungasiza ukuvikela amehlo kulezi zimo.

Kunezindlela eziningana zokunikeza ukwelashwa kokukhanya okubomvu emehlweni, okuhlanganisa ukusebenzisa amadivaysi akhethekile okwelapha ukukhanya okubomvu. Lawa madivayisi ngokuvamile akhipha ukukhanya okubomvu kwezinga eliphansi noma okuseduze kwe-infrared, okungasetshenziswa ngqo emehlweni ukuze kulethwe izinzuzo zokwelapha zokwelashwa kokukhanya okubomvu. Amanye amadivayisi adizayinelwe ukuthi asetshenziswe esimweni somtholampilo, kanti amanye atholakalela ukusetshenziswa ekhaya. Uma usebenzisa amathuluzi okwelapha ukukhanya okubomvu kwamehlo, kubalulekile ukulandela imiyalelo ngokucophelela futhi uthintane nochwepheshe bezokunakekelwa kwempilo uma unezimo zamehlo ezicashile noma okukukhathazayo.

Nakuba ukwelashwa kokukhanya okubomvu kubonisa isithembiso sokuthuthukisa impilo yamehlo, kubalulekile ukuqaphela ukuthi ucwaningo olwengeziwe luyadingeka ukuze uqonde ngokugcwele imiphumela yako emehlweni. Njenganoma yiluphi uhlobo lokwelapha, kubalulekile ukukala izinzuzo ezingaba khona ngokumelene nanoma yiziphi izingozi ezingaba khona noma imikhawulo. Uma ucabangela ukusebenzisa amadivaysi okwelapha ukukhanya okubomvu kwamehlo akho, kunconywa ukuthi uthintane nochwepheshe wokunakekelwa kwamehlo ukuze uthole ukuthi ingabe lokhu kwelashwa kukulungele yini.

Sengiphetha, ukwelashwa kokukhanya okubomvu kunamandla okunikeza indlela engahlaseli nengokwemvelo yokuthuthukisa impilo yamehlo. Ngokukhuthaza ukujikeleza, ukunciphisa ukuvuvukala, nokuvikela ekucindezelekeni kwe-oxidative, ukwelashwa kokukhanya okubomvu kungase kusize ukusekela umsebenzi wamehlo jikelele nokunciphisa ingozi yezimo ezithile zamehlo. Nakuba ucwaningo olwengeziwe ludingeka ukuze uqonde ngokugcwele imiphumela yako, imishini yokwelapha ukukhanya okubomvu yamehlo inikeza indlela ethembisayo yokuthuthukisa impilo yamehlo nokuphila kahle.

Ukuqhathanisa izinhlobo ezahlukene zemishini yokwelapha ukukhanya okubomvu kwezempilo yamehlo

Ukwelashwa ngokukhanya okubomvu sekuthole ukuduma eminyakeni yamuva nje njengendlela yokwelapha engahlaseli futhi engenazo izidakamizwa ezindabeni zezempilo ezahlukahlukene, okuhlanganisa nempilo yamehlo. Ngentshisekelo ekhulayo yokwelapha ukukhanya okubomvu kwamehlo, manje sekunezinhlobonhlobo zemishini yokwelapha yokukhanya okubomvu eklanyelwe ngqo ukuthuthukisa impilo yamehlo. Kulesi sihloko, sizoqhathanisa izinhlobo ezahlukene zemishini yokwelapha ukukhanya okubomvu kwezempilo yamehlo ukuze sikusize ukhethe inketho engcono kakhulu yezidingo zakho.

Enye yezinhlobo ezivame kakhulu zemishini yokwelapha ukukhanya okubomvu kwezempilo yamehlo idivayisi ephathwa ngesandla. Le mishini ephathekayo ivamise ukuba mincane futhi ingasindi, okuyenza ilungele ukusetshenziswa ekhaya. Ngokuvamile zikhipha ukukhanya okubomvu ngobude obuthile okukholakala ukuthi bungena esikhunjeni futhi bukhuthaze ukukhiqizwa kwe-adenosine triphosphate (ATP), ebalulekile ekukhiqizeni amandla amaselula. Ngokuqondisa amehlo ngokukhanya okubomvu, le mishini ephathwa ngesandla iklanyelwe ukukhuthaza impilo yamehlo futhi ikwazi ukudambisa izimpawu zezimo ezihlukahlukene zamehlo.

Olunye uhlobo lwedivayisi yokwelapha ukukhanya okubomvu kwezempilo yamehlo idivayisi egqokekayo. Lawa madivayisi agqokwa njengezibuko noma izibuko futhi adizayinelwe ukuthi angabi nezandla, okuvumela ukusetshenziswa kalula. Imishini yokwelapha ekhanyayo ebomvu egqokwayo ingase inikeze ukwelashwa kwamehlo okuqondiswe kakhulu futhi okungaguquki, njengoba kungagqokwa isikhathi eside ngaphandle kokudinga ukubamba idivayisi endaweni yayo. Amanye amadivayisi agqokekayo nawo eza nezici ezengeziwe, njengamabhande alungisekayo kanye nezilungiselelo eziningi zokukhanya, ukuze kuhlinzekwe okwenziwa ngokwezifiso nokunethezeka komsebenzisi.

Ngokungeziwe kumadivayisi aphathwayo nagqokekayo, kukhona nemishini yokwelapha yokukhanya okubomvu emikhudlwana, engamile yokuthuthukisa impilo yamehlo. Lawa madivayisi angase akhelwe ukusetshenziswa esimweni somtholampilo noma ekhaya futhi ngokuvamile ahlinzeka ngendawo ebanzi yokwelapha amehlo. Imishini yokwelapha ekhanyayo ebomvu emile ingase ize nezitendi ezilungisekayo noma izikhwebu ukuze kuvumeleke indawo eqondiwe kanye nokuphathwa kahle kwamehlo. Amanye amadivaysi amile futhi afaka amaza okukhanya amaningi, okuvumela indlela ebanzi yokwelapha ukukhanya okubomvu kwempilo yamehlo.

Uma uqhathanisa izinhlobo ezahlukene zemishini yokwelapha ukukhanya okubomvu kwezempilo yamehlo, kubalulekile ukucabangela izici ezifana nobude obuthile bobude bokukhanya okukhishwayo, ukuminyana kwamandla wedivayisi, nezikhathi zokwelashwa ezinconyiwe namafrikhwensi. Kubalulekile futhi ukubonisana nochwepheshe bezokunakekelwa kwempilo noma uchwepheshe wokunakekelwa kwamehlo ngaphambi kokusebenzisa idivayisi yokwelapha ukukhanya okubomvu kwempilo yamehlo, ikakhulukazi uma unesifo samehlo esivele sikhona noma welashelwa inkinga ehlobene neso.

Sengiphetha, izinsiza zokwelapha ukukhanya okubomvu zokuthuthukisa impilo yamehlo ziza ngezinhlobo ezahlukene, okuhlanganisa izinto eziphathwayo, ezigqokekayo nezimile. Uhlobo ngalunye lwedivayisi lunikeza izici ezihlukile nezinzuzo, futhi inketho engcono kakhulu kuwe izoncika kuzidingo zakho ngazinye nokuncamelayo. Ngokuqhathanisa izinhlobo ezahlukene zemishini yokwelapha ukukhanya okubomvu kwezempilo yamehlo nokucabangela izici ezibalulekile, ungenza isinqumo esinolwazi mayelana nokuthi iyiphi idivayisi engase iphumelele kakhulu ekukhuthazeni impilo yamehlo akho.

Ukusebenzisa ukwelashwa kokukhanya okubomvu njengendlela engahlaseli futhi yemvelo yokuthuthukisa umbono

Ukwelashwa kokukhanya okubomvu kuye kwathola ukuthandwa eminyakeni yamuva nje njengendlela engahlaseli futhi yemvelo yokuthuthukisa izici ezihlukahlukene zempilo, kuhlanganise nombono. Kulesi sihloko, sizohlola ukusetshenziswa kwemishini yokwelapha ukukhanya okubomvu ikakhulukazi ukuthuthukisa impilo yamehlo.

Impilo yesimanjemanje, enesikhathi esiningi sesikrini nokuchayeka ekukhanyeni okwenziwe luhlaza okwesibhakabhaka, iholele ekwenyukeni kwezinkinga ezihlobene nokubona ezifana nokuqina kwamehlo, ukoma kwamehlo, kanye nezimo ezibucayi kakhulu ezifana nokuwohloka kwe-macular kanye ne-cataract. Nakuba izindlela zokwelapha ezivamile zalezi zimo ngokuvamile zihilela imithi noma ukuhlinzwa, ukukhanya okubomvu kunikeza enye indlela ethambile esebenzisa amandla okukhanya ukukhuthaza ukuphulukiswa nokubuyisela ukubona.

Ukwelashwa ngokukhanya okubomvu, okwaziwa nangokuthi ukwelapha nge-laser kwezinga eliphansi noma i-photobiomodulation, kuhilela ukuveza amehlo ekukhanyeni okubomvu noma okuseduze kwe-infrared. Lawa maza okukhanya abonisiwe ukuthi angena esikhunjeni futhi akhuthaze ukusebenza kwamaselula, okuholela emiphumeleni ehlukahlukene yokwelapha. Lapho isetshenziswa emehlweni, kuye kwatholakala ukwelashwa kokukhanya okubomvu kuthuthukisa ukujikeleza kwegazi, ukunciphisa ukuvuvukala, futhi kushukumise ukukhiqizwa kwe-adenosine triphosphate (ATP), imali yamandla yamangqamuzana.

Enye yezinzuzo ezibalulekile zokwelapha ukukhanya okubomvu empilweni yamehlo yikhono layo lokuthuthukisa ukugeleza kwegazi ku-retina nezinye izakhiwo zeso. Ngokwandisa ukujikeleza, ukwelashwa kokukhanya okubomvu kungasiza ukuletha umoya-mpilo owengeziwe kanye nezakhi esweni, kukhuthaze ukulungiswa kwamaselula nokuvuselelwa kabusha. Lokhu kungaba yinzuzo ikakhulukazi kubantu abanezimo ezifana ne-diabetesic retinopathy noma ukonakala kwe-macular okuhlobene neminyaka, lapho ukungahambi kahle kwegazi kuyisici esinomthelela.

Enye indlela yokwelapha ukukhanya okubomvu okungazuzisa ngayo amehlo ngokunciphisa ukuvuvukala. Ukuvuvukala okungapheli kuyisici esivamile esingaphansi kwezimo eziningi zamehlo, futhi ngokukhomba ukuvuvukala ezingeni lamaselula, ukwelashwa kokukhanya okubomvu kungasiza ekunciphiseni izimpawu futhi kuvimbele ukulimala okwengeziwe. Ngaphezu kwalokho, ukwelapha ukukhanya okubomvu kuye kwaboniswa ukukhuthaza ukukhiqizwa kwama-antioxidants esweni, okusiza ukuvikela ekucindezelekeni kwe-oxidative kanye nokulimala kwama-radical mahhala.

Kulabo ababhekene namehlo omile, ukwelashwa kokukhanya okubomvu kunganikeza impumuzo ngokuvuselela ukukhishwa kwezinyembezi nokukhuthaza ukugcotshwa okungcono kwamehlo. Ngokuthuthukisa umsebenzi wezinhlayiya ze-meibomian, ezikhiqiza ungqimba lwe-lipid lwefilimu yezinyembezi, ukwelashwa kokukhanya okubomvu kungasiza ekunciphiseni izimpawu zamehlo omile futhi kunciphise ukungakhululeki.

Ngokungeziwe kule miphumela yokwelapha, ukwelashwa kokukhanya okubomvu nakho kuyindlela yokwelapha engahlaseli futhi engenabuhlungu, okuyenza ifanele abantu bayo yonke iminyaka. Amadivayisi okwelapha ukukhanya okubomvu kwamehlo ngokuvamile aphathwa ngesandla futhi kulula ukuwasebenzisa, okuvumela ukwelashwa okulungile kwasekhaya.

Sengiphetha, ukwelashwa kokukhanya okubomvu kunikeza indlela ethembisayo nengokwemvelo yokuthuthukisa impilo yamehlo. Ngokusebenzisa amandla okukhanya okubomvu nokuseduze kwe-infrared, lokhu kwelashwa okungahlaseli kungathuthukisa ukujikeleza, kunciphise ukuvuvukala, futhi kukhuthaze ukulungiswa kwamaselula emehlweni. Njengoba ucwaningo olwengeziwe lwenziwa kule ndawo, imishini yokwelapha ukukhanya okubomvu yamehlo ingase ibe inketho ethandwa kakhulu kubantu abafuna ukulondoloza nokuthuthukisa umbono wabo.

Amathiphu okufaka ukwelashwa kokukhanya okubomvu ohlelweni lwakho lwezempilo lwamehlo

Ukwelashwa ngokukhanya okubomvu bekulokhu kuthola ukuduma eminyakeni yamuva nje ngezinzuzo zakho ezingaba khona ekuthuthukiseni impilo nokuphila kahle isiyonke. Indawo eyodwa lapho ukwelapha ukukhanya okubomvu kuye kwabonisa isithembiso kusekuthuthukiseni impilo yamehlo. Kulesi sihloko, sizoxoxa ngokuthi ungakuhlanganisa kanjani ukwelashwa kokukhanya okubomvu esimisweni sakho sezempilo yamehlo, izinzuzo zokusebenzisa amadivaysi okwelapha ukukhanya okubomvu kwamehlo akho, namanye amathiphu okuthola okuningi kulokhu kwelashwa.

Ukwelashwa ngokukhanya okubomvu, okwaziwa nangokuthi ukwelapha nge-laser kwezinga eliphansi noma i-photobiomodulation, kuhilela ukuchayeka ekukhanyeni okubomvu noma okuseduze kwe-infrared. Lolu hlobo lokwelapha lutholakale lukhuthaza ukuphulukiswa, ukunciphisa ukuvuvukala, nokuthuthukisa ukujikeleza kwegazi. Uma kuziwa empilweni yamehlo, ukwelashwa kokukhanya okubomvu kuye kwabonakala kuphumelela ekwelapheni izimo ezihlukahlukene ezihlanganisa amehlo omile, ukuwohloka kwe-macular okuhlobene neminyaka, ngisho nezinhlobo ezithile ze-glaucoma.

Kunezindlela ezimbalwa ezihlukene zokufaka ukwelashwa kokukhanya okubomvu ohlelweni lwakho lwezempilo lwamehlo. Enye inketho ukusebenzisa idivayisi yokwelapha ukukhanya okubomvu eklanyelwe amehlo. Lawa madivayisi ngokuvamile afika ngendlela yedivayisi encane, ephathwa ngesandla ekhipha ukukhanya okubomvu noma okuseduze kwe-infrared. Ukusebenzisa idivayisi enjalo kuyindlela elula futhi ehlosiwe yokufaka ukwelashwa kokukhanya okubomvu ngqo emehlweni.

Enye inketho yokuhlanganisa ukwelapha ukukhanya okubomvu esimisweni sakho sezempilo yamehlo ukusebenzisa iphaneli yokwelapha ukukhanya okubomvu noma idivayisi eklanyelwe ukusetshenziswa okuvamile. Lawa madivayisi ngokuvamile makhudlwana futhi angabekwa kude namehlo, okuvumela ukukhanya ukuthi kufinyelele emehlweni ngokungaqondile. Nakuba le ndlela ingase ingaqondisiwe njengokusebenzisa idivayisi eklanyelwe amehlo ngokukhethekile, isengasebenza ngempumelelo ekuthuthukiseni impilo yamehlo iyonke.

Ukusebenzisa idivayisi yokwelapha ukukhanya okubomvu kwamehlo kunezinzuzo ezimbalwa ezingaba khona. Enye yezinzuzo eziyinhloko yikhono lokwelapha ukukhanya okubomvu ukuze kugqugquzelwe ukukhiqizwa kwe-adenosine triphosphate (ATP) kumaseli wamehlo. I-ATP iyimali yamandla omzimba futhi ibalulekile ekugcineni ukusebenza kwamaseli okunempilo. Ngokwandisa ukukhiqizwa kwe-ATP, ukwelashwa kokukhanya okubomvu kungasiza ekuthuthukiseni impilo yonke kanye nokusebenza kwamehlo.

Ukwelashwa kokukhanya okubomvu kungasiza futhi ekwehliseni ukuvuvukala nokucindezeleka kwe-oxidative emehlweni, okuyizinto ezivamile ezinomthelela ezimweni ezifana namehlo omile kanye nokuwohloka kwe-macular okuhlobene neminyaka. Ukwengeza, ukwelashwa kokukhanya okubomvu kuye kwaboniswa ukuthuthukisa ukujikeleza kwamehlo, okungasiza ukuletha izakhi ezibalulekile kanye ne-oxygen ezicubu zamehlo, ukukhuthaza impilo yamehlo jikelele.

Uma uhlanganisa ukwelashwa kokukhanya okubomvu ohlelweni lwakho lwezempilo lwamehlo, kunamathiphu ambalwa okufanele uwakhumbule. Okokuqala, kubalulekile ukusebenzisa idivayisi yokwelapha ukukhanya okubomvu eyenzelwe ngokukhethekile ukusetshenziswa ngamehlo. Lokhu kuzoqinisekisa ukuthi idivayisi ikhipha ubude begagasi obufanele bokukhanya futhi iphephile ukusetshenziswa eduze kwezicubu ezithambile zamehlo.

Kubalulekile futhi ukulandela imiyalelo ehlinzekwe ngedivayisi yokwelapha ukukhanya okubomvu, okuhlanganisa ubude besikhathi esinconyiwe kanye nemvamisa yokusetshenziswa. Nakuba ukwelapha ukukhanya okubomvu ngokuvamile kubhekwa njengokuphephile, kusabalulekile ukusebenzisa ukuqapha futhi ugweme ukuchayeka ngokweqile.

Sengiphetha, ukufaka ukwelapha ukukhanya okubomvu ohlelweni lwakho lwezempilo yamehlo kungaba indlela elula nephumelelayo yokukhuthaza impilo yamehlo iyonke. Kungakhathaliseki ukuthi usebenzisa idivayisi eklanyelwe amehlo ngokukhethekile noma iphaneli yokwelapha yokukhanya okubomvu evamile, izinzuzo ezingaba khona zokwelapha ukukhanya okubomvu kwempilo yamehlo zikwenza kube okunenzuzo kunoma yiluphi uhlobo lokunakekelwa kwamehlo.

Isiphetho

Sengiphetha, amadivaysi okwelapha ukukhanya okubomvu abonise imiphumela ethembisayo ekwenzeni ngcono impilo yamehlo. Ngokusebenzisa ikhono labo lokugqugquzela ukukhiqizwa kwamandla eselula nokunciphisa ukuvuvukala, lawa madivaysi anikeza indlela engahlaseli futhi yemvelo yokubhekana nezimo ezihlukahlukene zamehlo ezifana nokuwohloka kwe-macular okuhlobene neminyaka kanye namehlo omile. Njengoba ucwaningo olwengeziwe luqhubeka nokuvela ngezinzuzo zokwelapha ukukhanya okubomvu empilweni yamehlo, kubalulekile ukuthi abantu ngabanye baxhumane nochwepheshe bezokunakekelwa kwempilo futhi bahlole amandla okuhlanganisa le mishini ohlelweni lwabo oluvamile lokunakekelwa kwamehlo. Ngokunamandla okuthuthukisa ukubona kanye nokuphila kahle kwamehlo kukonke, ukwelashwa kokukhanya okubomvu kunikeza ithuba elijabulisayo kulabo abafuna ezinye izindlela zokugcina amehlo enempilo.