Mene ne Tantancewar jituwar tomography idanu?

Tantancewar jituwar tomography - maras cin zali (maras lamba) Hanyar for nazarin tsarin da ido nama. Yana ba ka damar daukar hotuna na mafi girma ƙuduri kamar yadda idan aka kwatanta da sakamakon duban dan tayi hanyoyin. A gaskiya ma, cikin Tantancewar jituwar tomography na ido ne a irin biopsy, kawai don na farko babu bukatar wani shinge na wani nama samfurin.

A takaice dai tarihi

A ra'ayi a kan wanda ya yi zamani da na gani jituwar tomography, ci gaba da bincike, a cikin Massachusetts Cibiyar Fasaha a m 1980s. Bi da bi, da ra'ayin gabatar da wani sabon manufa a ophthalmology aka samarwa a 1995 da American masanin kimiyya Carmen Puliafito. A 'yan shekarun baya, kamfanin Carl Zeiss Meditec ya ɓullo da wani dace kayan aiki, da ake kira Stratus Oct.

A halin yanzu, tare da sabuwar model ba zai iya karatu ne kawai da retinal nama, amma kuma Tantancewar jituwar tomography na jijiyoyin zuciya arteries, da na gani jijiya a cikin microscopic matakin.

bincike ka'idodin

Tantancewar jituwar tomography ne ta samar da hoto images kan ji da bata lokaci lokaci a cikin tunani haske katako daga karatu kyallen takarda. Ainihin kashi na wannan category na na'urorin abubuwa superluminescent diode, da yin amfani da abin da ya sa ya yiwu don samar da wata low jituwar haske bim. A wasu kalmomin, a lokacin da kunna cajin electron katako inji ne zuwa kashi da dama sassa. Daya rafi ne directed zuwa karatu nama tsarin, da sauran - ga madubi na na musamman.

Rays nuna daga cikin abu ne summed. Daga bisani, data da aka rubuta musamman photodetector. Kafa a kan jadawalin bayanai damar da diagnostician su kusantar da karshe game da reflectivity a takamaiman maki na diddigin abu. Lokacin da na gaba rabo daga kimantawa nama goyon bayan da aka koma zuwa wani wuri.

Tantancewar jituwar tomography na akan tantanin ido ya sa ya yiwu don samar da graphics a kwamfuta allo, wanda a da yawa hanyoyi ne kama da sakamakon duban dan tayi jarrabawa.

Alamomi ga hanya

Yau, yin Tantancewar jituwar tomography bada shawarar ga ganewar asali na pathologies kamar:

• Glaucoma.
• Macular nama ruptures.
• Thrombosis retinal jini hanyoyi.
• M retinopathy.
• Degenerative matakai a cikin ido nama tsarin.
• Cystoid edema.
• Anomalies a aiki na na gani jijiya.

Bugu da ƙari, na gani da jituwa tsakanin tomography na na gani jijiya da aka sanya wa tantance inganci na warkewa jiyya amfani. A musamman, da hanyar bincike da hidima ba makawa a kayyade da ingancin shigarwa na magudanun na'urar, wanda aka hadedde a cikin ido nama a glaucoma.

Features na bincikowa

Tantancewar jituwar tomography da batun ya shafi mayar da hankali a kan musamman alamomi. Kamar wancan ne sadarwarka na na'urar da aka sanya da dama m scans kyallen takarda.

Ma dagula gudanar da bincike da kuma bincikowa iya impede tasiri pathological tafiyar matakai kamar kumburi daga cikin cornea, profuse hemorrhage, daban-daban opacities.

Results jituwar tomography aka kafa a cikin nau'i na ladabi da ke sanar da masu bincike game da matsayi na wasu sassa na nama a cikin na gani, kazalika da yawa sharuddan. Tun da data an rubuta su a ƙwaƙwalwar, baya da suka iya amfani don gwada Jihar nama kafin magani da kuma bayan lura hanyoyin kwantar da hankali.

Uku girma na gani

Modern Tantancewar jituwar tomography sa ya yiwu a samu ba kawai a biyu-girma graphics, amma kuma don a samar da uku-girma na gani na abubuwa. Ana dubawa nama sassan a high gudun damar domin 'yan seconds ta samar da wata 50,000 images kamu abu. A kan tushen da bayanai samu musamman software sãke ta duba uku-girma tsarin da abu.

A generated 3D-image ne dalilin da nazari na topography na ciki ido kyallen takarda. Saboda haka, shi ya zama mai yiwuwa domin ayyana bayyana iyakokin pathological raunuka, kazalika da kayyade masu kuzarin kawo cikas na canje-canje a cikin lokaci.

Abũbuwan amfãni jituwar tomography

A mafi inganci inji for dauke da fitar jiwuwa tomography nuna ganewar asali glaucoma. A cikin hali na motocin wannan category kwararru ne iya daidai ƙayyade dalilai Pathology a farkon matakai, don gane da irin nisan da ci gaban da cutar.

Hanyar bincike ne ba makawa ga ganewar asali na irin wannan tartsatsi cututtuka, kamar macular degeneration na nama, a cikin abin da a sakamakon da shekaru halaye na haƙuri ta jiki fara ganin wani baki tabo a tsakiyar ido.

Jiwuwa Tomography tasiri a tare da sauran bincike hanyoyin, kamar angiography, da retinal haske Hanyar. By hada da hanyoyin bincike samun musamman m data cewa taimako zuwa ga daidai ganewar asali, da definition haduwar cutar da kuma zabin da wani tasiri magani.

Ina iya yi Tantancewar jituwar tomography?

Dauke da fitar da hanya ne kawai zai yiwu idan akwai wani musamman naúrar Oct. Ga ganewar asali na irin wannan shirin, za ka iya koma ga zamani cibiyoyin bincike. Mafi sau da yawa, irin wannan kayan aiki na da hangen nesa gyara ofisoshin, masu zaman kansu ophthalmologic asibitin.

batun farashin

Dauke da sanya jituwa tomography bukatar shugabanci na halartar likita, amma ko da idan wani lifiya ko da yaushe za a biya. The kudin na binciken kayyade yanayin da Pathology su gane wanda ya nẽmi bincikowa. Alal misali, da definition macular nama karya kiyasta a 600-700 rubles. Duk da yake rike da agara ɓangare na ido nama Dabarar iya kudin mai haƙuri diagnostic cibiyar a 800 rubles da kuma more.

Amma ga Hadakar nazarin da nufin kimantawa da aiki na na gani jijiya, retinal matsayi zaruruwa kafa uku-girma model na gani sashin jiki, Farashin ga irin wannan ayyuka a yau yana farawa daga 1800 rubles.