Plexiglass zvakare ine kushandiswa kunoshamisa mukurapa, kunova kugadzirwa kweartificial corneas.Kana iyo yakajeka cornea yeziso remunhu yakafukidzwa neopaque zvinhu, mwenje haugone kupinda muziso.Uhu hupofu hunokonzerwa nekorneal leukoplakia yose, uye chirwere hachikwanisi kurapwa nemishonga.
Naizvozvo, masayendisiti ezvokurapa anofunga kutsiva cornea nemavara machena neartificial cornea.Iyo inonzi artificial cornea ndeye kushandisa chinhu chakajeka kugadzira shongwe yegirazi ine dhayamita yemamirimita mashoma chete, wozoboora kaburi kadiki mucornea yeziso remunhu, kugadzirisa koramu yegirazi pacornea, uye mwenje. inopinda muziso nemuchionioni.Ziso remunhu rinogona kuona chiedza zvakare.
Kare muna 1771, chiremba wemaziso akashandisa girazi remaziso kugadzira shongwe yegirazi uye akadyara cornea, asi hazvina kubudirira.Gare gare, kushandiswa kwekristaro panzvimbo yegirazi yemaziso kwakakundikana chete mushure mehafu yegore.MuHondo Yenyika Yechipiri, pakadonha dzimwe ndege, chivharo chemutyairi wendege chakaputika, uye maziso omutyairi akaiswa zvimedu zveplexiglass.Pashure pemakore akawanda, kunyange zvazvo zvimedu izvi zvisina kubviswa, hazvina kukonzera kuzvimba kana zvimwe zvinhu zvakaipa muziso remunhu.Chiitiko ichi chakaitika kuratidza kuti plexiglass uye nyama yemunhu zvine kuenderana kwakanaka.Panguva imwecheteyo, yakafuridzirawo ophthalmologists kugadzira corneas yekugadzira ne plexiglass.Iyo ine yakanaka kutapurirana mwenje, yakagadzikana makemikari zvimiro, haina chepfu kumuviri wemunhu, iri nyore kugadzirisa mune inodiwa chimiro, uye inogona kuenderana nemeso emunhu kwenguva yakareba.Artificial corneas akagadzirwa neplexiglass ave achiwanzo shandiswa mukiriniki.
Nguva yekutumira: Kubvumbi-01-2017