Ukuqhaqha yinkqubo iliso lakho lokunakekelwa kweziliso lisetyenziselwa ukulinganisa impazamo yakho yokukhumbula okanye ingxaki yombono. Iphutha lokuzikhumbuza liyi-deftical defect engavumelekanga ukukhanya ukuba ifakwe kugxininiso olubukhali kwi-retina yakho, okubangelwa kumbono ophazamisekileyo okanye ophosakeleyo. Imimiselo yesiphambeko sokukhupha i- myopia , i- hyperopia , kunye ne- astigmatism . Ngethuba loviwo olubanzi lweziliso , ugqirha wakho usebenzisa ukutshintshela ukujonga ukuba kufuneka kangakanani amandla ukuze ubeke amehlo akho kwisimo esiqhelekileyo,
Ukukhutshelwa kwe-cycloplegic yinkqubo esetyenziselwa ukucacisa impazamo yomntu epheleleyo yokuphika ixeshana ngokukhawuleza ukuphazamiseka kweemisipha ezisizayo ekugxininiseni iso. Amaconsi e-cycloplegic asetshenziselwa ukukhubazeka okwethutyana okanye ukuphucula umzimba we-ciliary , okanye ukugxila kwe-muscle, kwamehlo. Xa kuqhutyelwa i-cycloplegic refraction, ugqirha uzama ukufumanisa ukuba impazamo ephilileyo yokuphikisa ayinayo impembelelo yomntu ovavanywayo. Ngokomzekelo, xa ugqirha enza i-refraction rhoqo ngaphandle kwe-cycloplegic iliso lehla, kunokuthi kube nefuthe ekufundeni kwesigulane. Ngamanye amaxesha isigulane sinokuthi sigxininise ngakumbi. Oku kunokwenza umntu abonakale engaphezulu okanye engaphaya kweyona ndawo.
Kutheni umntu efuna ukutsalwa kwe-cycloplegic?
Ngamanye amaxesha xa abantu beza ukungena ekuhlolweni kwamehlo, izinto azihlali zibonakala zikhona. Umzekelo wale nto eyenzeka kuzo zonke iinkqubo zokunyamekela kwamehlo yimeko yokuchithwa kwemithi.
Masithi umntu wangena eofisini. Uviwo lwaluhamba ngokufanelekileyo kwaye imithi entsha yeeklasi yamehlo yayigqityiwe kwaye iiglasi ezintsha zenziwa. Ewe, iintsuku ezimbalwa emva koko isiguli sabuya sikhalaza ukuba ngelixa iiglasi zanceda uncinci, amehlo akhe aziva ekhulelwe kakhulu kwaye iziglasi azizange zibonakale zilungile.
Ugqirha uphinde uhlole i-prescription kwakhona ngokwenza umtshini. Nangona kunjalo, ngeli xesha, ugqirha wafumanisa ukuba isigulane sinokubona i-20/20 ngokugqithiseleyo ngamagunya e-lens. Ugqirha wazimisela ukuba esi sigulane sasibukele kude, kodwa sasine-amplitude enkulu yokuhlala. Oku kuthetha ukuba isiguli singagxininisa isixa esikhulu kwaye sikwazi ukuhlawulela kwezinye iimeko ngokubhekisa phambili. Oku kuzwakala ngathi yinto entle kodwa xa umntu ehlawulela loo nto kwaye ayibambe ixesha elide, iphela iphelile.
Ukukwazi ukugxininisa ngokugqithiseleyo ngexesha lokuhlolwa kwamehlo kunokukhokelela kwiziphumo ezingalunganga kunye neziglasi ezingasebenzi. Xa oku kwenzeka, ugqirha kufuneka athole indlela yokulawula amandla omntu wokuhlala. Ukuqhawula ngokucopheleleyo kunokukunceda ukufeza oku. Nangona kunjalo, indlela engcono kakhulu yokwenza oku kukufaka i-cycloplegic iso. I-drop imisa okwesikhashana i-muscle igxile ngaphakathi kweso ukuze umntu angakwazi ukuhlala okanye ukugxila kubo bonke. Ngoxa iyenza isigulane kakhulu sidibanise ngokukodwa, ivumela ugqirha ukuba alinganise yonke imali yokujonga. Ugqirha unokukwazi ukulinganisa iphoso 'lokunyaniseka'.
Kukho iintlobo ezintathu eziphambili zezigulane ukuba oogqirha bathanda ukwenza i-cycloplegic refraction:
- Abantwana : Ukuqhekeza nge-cycloplegic kudlalwa kubantwana. Abantwana banakho ukufumana indawo eninzi. Kwakhona, abantwana banamathele ekugxineni kwinqanaba elifutshane kwaye abakwazi ukulawula ukugxila kwabo xa bafanele bajonge kumgama ode ngexesha loviwo. Xa ugqirha enza i-cycloplegic refraction, banokuqiniseka ukuba bayalinganisa umyalelo opheleleyo.
- Abantu abadala bafumana i-presbyopia yangaphambili: I- Presbyopia yimeko echaphazela sonke sise-40-45 ubudala. Siqala ukulahlekelwa amandla ethu okugxila kwizinto ezikufuphi. Yingakho abantu abangaphezu kwama-40 bahlala besisebenzisa iiglasi okanye begqoka i-bifocal. Nangona kunjalo, kwabanye abantu, bafumana ezininzi iimpawu ngexesha lo-prebyopia. Abakwazi ukugxila ngokukhawuleza ukususela kumgama ukuya kumva kwaye banokukhungatheka. Kwakhona kubangela iimpawu zokuhamba ngokuhlwa ebusuku. Indlela engcono yokuzihlukanisa ingxaki kukuba ugqirha ukwenza i-cycloplegic refraction.
- Izigulane zeLASIK: Abantu abaye banquma ukulungiswa kombono we-laser okanye olunye utyando lwe-refractive kufuneka baqhube i-cycloplegic refraction. Oku kwenziwa ukuqinisekisa ukuba indawo yokuhlala ayiphazamisi iziphumo. Udokotela ogqirha kufuneka aqonde ngokuthe ngqo ukuba ingxaki yombono yomntu ukulungisa njani kunye nelaser.
Ngaba i-cycloplegic isohlwayo yamehlo anemiphumo emibi?
I-cycloplegic iliso lehla liyancipha ukukhwela imizuzwana embalwa xa iwafaka ebusweni. Ngokuxhomekeke kuhlobo lwe-cycloplegic drop drop used, ngamanye amaxesha banomphumo wecala wexeshana wokushiya isigulane ukugqithisa iiyure eziliqela. Isigulana sinokuba nombono ophazamisayo nangomhla olandelayo. Ngenxa yokuba iso le-cycloplegic liyancipha liphinde linciphise umfundi, luya kwenza ukuba isigulane sibonelele kwiiyure ezimbalwa kunye neeklasi zokukhusela zimele zigugile. I-cycloplegic iliso lehla liyakubangela ukuba kuhlaselwe i-glaucoma ngokukhawuleza kwe-angle kubantu abaneengcongolo ezincinci. Ugqirha lakho kwamehlo liya kuhlola ukuze uqinisekise ukuba awukho engozini ye-glaucoma ngaphambi kokuba uhlasele iso.