Amagnetshi afakwe emva kwamehlo omntu angaphatha i-nystagmus , imeko ebangela ukunyuka kwamehlo okungazibandakanyi. I-Nystagmus ithinta phantse umntu omnye kuma-400, okwenza kube nesigqi, ukuqhaqhazela kwamehlo, okubizwa ngokuqhelekileyo ngokuthi "amehlo okudansa." Uphononongo lwe-case, olupapashwe kwi- Ophthalmology , ngowokuqala ukusebenzisa ukufakelwa ukulawula ukunyakaza kwamehlo okuzibandakanya.
Isifundo seNkundla-Unyango olutsha lweNystagmus
Abaphandi abavela kwi-UCL kunye neYunivesithi yaseOxford bachaza ukuba isifundo sokuqala sisebenzise ngokuphumelelayo ukufakelwa kwe-oculomotor prosthesis. Iqoqo lamagnethe lafakwa kwisiseko phantsi kwelungu ngalinye lesigulane esakhula i-nystagmus ekupheleni kweminyaka engama-40. Amagetsi afakwa ukulawula ukunyuka kwamehlo okuzibandakanya kunye nokukhusela.
Abaphandi baphakamise amatshini kumgangatho wesantya kwesoloko nganye kweso. Omnye umbane wakhishwa kwiimisipha ze-extraocular ezilawula ukuhamba kwamehlo. Amagnet alawula ngempumelelo i-classic symptom of nystagmus, ukunyakaza kwamehlo angabonakaliyo, ngenxa yokunyuka kwamanyathelo atshabalalayo kunobuthakathaka kunokunyuka kwamehlo okuzithandela. Ngethamsanqa amandla asetyenziselwa ukunyuka kwamehlo ngokuzithandela angaphezu kwamandla abangela ukunyakaza okukhenkcezayo, ngoko ke sasifuna kuphela amatshini amancinci, ukunciphisa umngcipheko wokungaphili umlenze, "kutsho uProfesa Quentin Pankhurst owayekhokele ukuyila kweprothesis.
Isigulane safumana ngokukhawuleza kwinkqubo. Ubuninzi bokubonakala kweso sigulane bephuculwe kakhulu, kungekho mpe mbelelo engalunganga kwibala lokusebenza. Izimpawu zakhe zihlale zizinzile iminyaka engaphezu kwezine, zamenza ukuba abuyele emsebenzini kwaye ahlanganyele kwimisebenzi yemihla ngemihla njengokufunda nokubukela ithelevishini.
Isigulane sinesidanga se diplopia okanye imbono ephindwe kabini, kodwa saphuthuka phambi kwe-nystagmus.
Akunabo bonke abane-nystagmus abanokuzuza kwiimplants magnetic, phawula abaphandi. Izimpembelelo zamagnetic azifanelekanga kwizigulana ezifuna ukuhlolwa kweMRI rhoqo.
Yintoni i-Nystagmus?
I-Nystagmus ingumngqungquthela wokungqubuzana okanye ukudibanisa kwamehlo. I-Nystagmus ingaba yintsholongwane okanye ijikeleze okanye ihambe kwindawo ehamba ngayo. Kwiimeko ezininzi, i-Nystagmus ikhona ukusuka ekuzalweni kwaye ingaba yinxalenye yamanye ama-syndrome.
I-Nystagmus inokuthi ihlale ikhona okanye ikhutshwe ngokunyuka kwamehlo athile. Ukuba i-nystagmus inamandla ngokwaneleyo, ubuqhetseba obubonakalayo buya kubandezeleka njengoko amehlo ehlala ehamba phambili nangaphandle. Amaxesha amaninzi, abantu abane-nystagmus babambe intloko yabo okanye amehlo kwindlela ethile eyanciphisa inani le-nystagmus. Oku kuthiwa yi-null point.
Kukho iintlobo ezimbini ze-nystagmus: i-congenital kwaye ifunyenwe.
I-nystagmus
I-nystagmus ebusweni iqala kwiintsana, ngokuqhelekileyo phakathi kweiveki ezi-6 kunye neenyanga ezi-3 ubudala. Abantwana abanalo meko bavame ukuba nawo kwimiba yomibini, ehamba ecaleni. Ngokuqhelekileyo, oogqirha abazi nto ebangela imeko yomntwana. Ngezinye izimo imeko izuzwe njengelifa.
Abantwana abane-nystagmus ngokuqhelekileyo abakuboni izinto "njengokungcazela." Kunoko, banokuba nombono ophazamisayo.
I-nystagmus efunyenweyo
I-nystagmus ifunyenwe kamva ebomini. Unobangela obuninzi, kubandakanywa izimo ezinzulu zempilo okanye ukusetyenziswa kweziyobisi kunye nokusetyenziswa kotywala. Ngokungafani nabantwana abane-congstital nystagmus, abantu abadala abanesifo se-nystagmus bahlala bebika ukuba izinto ezizungeze zibonakala zibukeka zikhuni.
Izizathu zeNystagmus
Le meko ingahlakulela kwiimeko ezininzi kubandakanya:
Cataract Congenital
Ezinye iintsana zizalwe ngokunyamekela kwamehlo ekuzalweni, zidla ngokubangelwa yi- cataract . I-cataract ye-congenital yenzeke xa i-lens yemvelo yeliso iguqukile, ivele ibonakale ekuzalweni okanye kusebuntwaneni.
Abanye abantwana banokudinga umyalelo wokukhanya kwelanga ukuze ukhangele ngokucacileyo. Kwezinye iimeko, kuphakanyiswa ukususwa kokugqithwa kwe-cataract.
Iingxaki zeNewlogical
Ezinye izifo zengqondo zingabangela i-nystagmus, njenge-tumor yengqondo okanye i-multiple sclerosis. Ukunyuka kwamehlo okungabonakaliyo kungancinci ngakumbi neengxaki. Kwiimeko ezininzi, unyango lwezonyango zeziliso aluncedo kwixesha elide.
Iimeko Eziqhelekileyo
I-Nystagmus ngezinye ixesha ikhula ngezifo ezithile zenkqubo ezifana ne-albinism. I-Albin inokubangela iingxaki zamehlo ezinjenge-sensitive sensitivity, ukuchithwa kwamehlo kunye nokuphambuka okukhulu. Iris iya kuba nokubonakala okubonakalayo, kubangela ukuba umbala wamehlo ubonakale ubomvu. I-Nystagmus iyakhula kwakhona ngenxa yeemeko zangaphakathi zeendlebe, okanye isetyhe ephuma kwiziyobisi, utywala okanye imithi yokunyanga. Ukulawula okanye ukusombulula imeko ye-systemic kunokunciphisa ukunyuka kwamehlo okungazibandakanyi kwezinye iimeko. Nangona kunjalo, ezinye iimeko zingadinga ukuhlinzwa kwiimisipha zamehlo ukwenzela ukunciphisa i-nystagmus.
Imithombo:
UPowell, uSelina. "Izimpembelelo zamagnetic zilawula ukunyuka kwamehlo okuzibandakanya okanye ukugqithisa amehlo." I-Optometry namhlanje (OT) 30 Juni 2017.
Boyd, Kierstan. "Yintoni i-Nystagmus?" I-American Academy ye-Ophthalmology (AAO), 1 Septemba 2017.