- Teko ea PRIMAvera le barupeluoa ba 38 litsing tsa 17 linaheng tse hlano: 27 ea 32 e khutletse ho bala le 26 e bontšitse ntlafatso ea acuity ea kliniki.
- PRIMA System: 2x2 mm wireless photovoltaic microchip e sebelisang khanya ea infrared e nang le likhalase le processor ho hlasimolla retina.
- Tšireletseho: Liketsahalo tse mpe li ne li lebeletsoe 'me boholo ba tsona li rarollotsoe, ho se na phokotso ea pono e teng ea peripheral.
- Science Corporation e entse kopo ea tumello Europe le U.S.; resolution le ntlafatso ea software li ntse li ntlafatsoa.
Teko ea machaba ea bongaka e bontšitse hore a ho kenya retina e se nang mohala e kopantsoeng le likhalase E ka khutlisetsa bokhoni ba ho bala ho batho ba nang le tahlehelo ea pono e bohareng ka lebaka la geographic atrophy., mofuta o tsoetseng pele oa ho fokotseha ho amanang le lilemo (AMD)Lintlha, tse hatisitsoeng ho The New England Journal of Medicine, li supa ho ntlafatso ea ts'ebetso eo ho fihlela haufinyane e neng e bonahala e sa fihlellehe.
Ho feta ho halofo ea ba qetileng selemo sa ho latela Ba ile ba boela ba khona ho tseba litlhaku, linomoro le mantsoe ka leihlo le tšoaroang, 'me bongata bo boholo bo tlaleha ho sebelisa tsamaiso bophelong ba bona ba letsatsi le letsatsi bakeng sa mesebetsi e tloaelehileng joaloka bala lengolo kapa pampitšanaHa se pheko, empa ke ho tlōla-tlōla ho hlahelletseng boipusong.
E sebetsana le bothata bofe mme ke bo-mang ba nkileng karolo?
Geographic atrophy (GA) Ke phapang ea atrophic ea AMD le sesosa se ka sehloohong sa bofofu bo ke keng ba etsolloa ho batho ba baholo; e ama batho ba fetang limilione tse hlano lefatšeng ka bophara. Ha e ntse e tsoela pele, the Pono e bohareng e senyeha ke lefu la li-photoreceptor tse macula, athe pono e ka thōko hangata e bolokiloe.
Setšoantšo sa PRIMAvera e kenyeletsa bakuli ba 38 ba lilemo li 60 kapa ho feta litsing tse 17 linaheng tse hlano tsa Europe (Fora, Jeremane, Italy, Netherlands le United Kingdom). Ho ba 32 ba qetileng likhoeli tse 12 tsa ho latela, ba 27 ba ile ba khona ho bala hape ka sesebelisoa mme ba 26 (81%) ba fihletse a ntlafatso e kholo ea bongaka boemong ba pono.
Har'a barupeluoa, ho ne ho e-na le linyeoe tse hlokomelehang tsa ntlafatso: mokuli a le mong o fihlile hlokomela litlhaku tse ling tse 59 (Mela e 12) ka chate ea mahlo, 'me ka karolelano phaello e ne e le hoo e ka bang Mangolo a 25 (mela e mehlano). Ho feta moo, the 84% e tlalehiloeng ka ho sebelisa pono ea maiketsetso lapeng ho etsa mesebetsi ea letsatsi le letsatsi.
Thuto e ne e tsamaisitsoe ke José-Alain Sahel (Univesithi ea Pittsburgh), Daniel Palanker (Univesithi ea Stanford) y Frank Holz (Univesithi ea Bonn), ka ho kenya letsoho ha lihlopha tse kang Moorfields Eye Hospital London le litsi tse amanang le tsona Fora le Italy.
Mokhoa oa PRIMA o sebetsa joang
Sesebelisoa se nkela li-photoreceptor tse senyehileng sebaka ka ho sebelisa a 2x2 limilimithara, ~ 30 μm e teteaneng ea subretinal photovoltaic microchip e fetolang kganya hore e be matla a motlakase ho susumetsa lisele tse setseng tsa retinaHa e na betri: e tsamaisoa ke khanya eo e e fumanang.
Sehlopha se tlatsitsoe ke likhalase tse nang le khamera e hapang ketsahalo le ho e hlahisa ho eona kganya e haufi le infrared holim'a ho kenngoe. Khakanyo ena e thibela ho kena-kenana le pono leha e le efe e setseng ea tlhaho 'me e lumella ho lokisoa atometsa le ho bapisa ho etsa hore lintlha tse ntle tse hlokahalang bakeng sa ho bala li be molemo haholoanyane.
Ka tlhophiso ea hona joale, implant e na le 378 pixel/electrode array e hlahisang pono e ntsho le e tshweu ya maiketsetso. Bafuputsi ba ntse ba sebetsa liphetolelo tse ncha tse nang le qeto e phahameng le lintlafatso tsa software ho nolofatsa mesebetsi e kang ho lemoha sefahleho.
Liphello tsa meriana le tsosoloso
Tlhahlobo e bontša hore, ha ho sebelisoa tsamaiso, barupeluoa e ntlafalitse ts'ebetso ea bona haholo ditekong tse tlwaelehileng tsa ho bala. Esita le ba qalileng ba sa khone ho khetholla litlhaku tse kholoanyane mela e 'maloa e tsoetseng pele ka mor'a koetliso.
The implantation e etsoa ka ophthalmological opereishene hore hangata e nka nako e ka tlase ho lihora tse peliHoo e ka bang khoeli hamorao sesebelisoa se kentsoe le mohato oa tsosoloso e matla, ea bohlokoa bakeng sa ho ithuta ho hlalosa lets'oao le ho tsitsisa mahlo a hau ka likhalase.
Taba e amehang ke hore sistimi ha e fokotse pono e teng ea peripheral. Lintlha tse ncha tse bohareng tse fanoeng ke implant e kopanya le pono ya lehlakore la tlhaho, e bulang monyako oa ho kopanya ka bobeli ho mesebetsi ea letsatsi le letsatsi.
Tšireletseho, liphello tse mpe le meeli ea hona joale
Joalo ka opereishene efe kapa efe ea mahlo, tse latelang li ile tsa tlalehoa: liketsahalo tse mpe tse lebelletsoeng (mohlala, khatello e phahameng ea mali ea mahlo ea nakoana, ho tsoa mali a manyane a subretinal, kapa li-detachments tsa lehae). Bongata bo boholo E ile ea rarolloa ka mor'a libeke Ka tsamaiso ea bongaka, li ile tsa nkoa li rarollotsoe ka mor'a likhoeli tse 12.
Kajeno, pono ea maiketsetso e monochrome ebile e na le tharollo e fokolang, kahoo ha e nke sebaka sa pono ea 20/20. Leha ho le joalo, bokhoni ba ho bala lileibole, matšoao kapa lihlooho tsa litaba e emela phetoho e bonahalang boikemelong le boiketlong ba batho ba nang le AG.
Ho fumaneha le mehato e latelang
Ho latela liphetho, moetsi, Mokhatlo oa Saense, e kopile tumello ea taolo Europe le United States. Lihlopha tse 'maloa-ho kenyeletsoa Stanford le Pittsburgh-li ntse li hlahloba lintlafatso tse ncha hardware le dikgatotharabololo ho ntlafatsa ho hlaka, ho holisa bohlooho, le ho ntlafatsa ts'ebetso ho liketsahalo tsa tlhaho.
Ka ntle ho boitlhakiso, sesebelisoa ha e so fumanehe ts'ebetsong ea bongakaHaeba e amohetsoe, ho amoheloa ha eona ho lebelletsoe hore e be butle-butle le ho tsepamisoa maikutlo, qalong, ho bakuli ba nang le geographic atrophy bao. kopana le mekhoa ea khetho me ba ikemiselitse ho etsa koetliso e hlokahalang.
Liphetho tse hatisitsoeng li bontša tsoelo-pele e tiileng: ho feta 80% ea bakuli ba lekoa ba ile ba khona ho bala litlhaku le mantsoe ba sebelisa pono ea maiketsetso ntle le ho tela pono ea peripheralHo sa ntsane ho na le tsela e telele e lokelang ho etsoa - ho ntlafatsa tharollo, boiketlo, le ho lemoha sefahleho - empa tsoelo-pele e entsoeng ke li-implants tsa retina tse ka tlase. e tšoaea phetoho bakeng sa ba neng ba lahlehetsoe ke ho bala ka lebaka la AMD.
Ke motho ea chesehelang theknoloji ea fetotseng lithahasello tsa hae tsa "geek" hore e be mosebetsi. Ke qetile lilemo tse fetang 10 tsa bophelo ba ka ke sebelisa theknoloji ea morao-rao le ho thekesela ka mefuta eohle ea mananeo ka lebaka la bohelehele. Hona joale ke sebetsa ka ho khetheha theknolojing ea k'homphieutha le lipapaling tsa video. Lebaka ke hore ka lilemo tse fetang 5 ke 'nile ka sebetsa ho ngolla liwebsaete tse fapa-fapaneng ka theknoloji le lipapali tsa video, ke etsa lihlooho tse batlang ho u fa boitsebiso boo u bo hlokang ka puo e utloisisoang ke bohle.
Haeba u na le lipotso, tsebo ea ka e tloha ho tsohle tse amanang le sistimi ea ts'ebetso ea Windows hammoho le Android bakeng sa mehala ea cellular. 'Me boitlamo ba ka ke ho uena, ke lula ke ikemiselitse ho qeta metsotso e seng mekae le ho u thusa ho rarolla lipotso leha e le life tseo u ka bang le tsona lefatšeng lena la Marang-rang.