Kana uchinge waona kuiswa kwechinyorwa , iwe unganetseka kuti chigadzirwa chakadaro chakavapo sei. Nhoroondo uye kukurudzirwa kwekugadzirisa kwechinyorwa, chigadzirwa chemazuva ano chekunzwa , chaizvoizvo chinopera mazana emakore.
Pre-Modern Times
Munenge muna 1790, mumwe mutsvakurudzi anonzi Volta akaisa zvidzitiro mumatare ake uye akazvibatanidza kune rimwe dunhu. Iyi ndiyo nzira yokutanga inozivikanwa yekushandisa magetsi kuti inzwe.
Gare gare munenge muna 1855, imwezve miedzo yakaitwa kuti iite kuti nzeve iwedzere. Paivawo nedzimwewo kuedza mukushandisa magetsi kurapa zvinetso zvekunzwa.
Sirivha Age
Mumakore ekudengenyeka kwemakore matatu, vatsvakurudzi vakawana kuti kuisa ikozvino pedo nenzeve kunogona kuisa pfungwa dzekunzwa. Sangano rezvesayenzi rakadzidzawo zvakawanda nezvekushandiswa kwekichlea. Chimwe chinhu chakakosha chakaitwa apo vatsvakurudzi vakaona kuti magetsi anokwanisa kushandurwa kuva mazwi asati asvika munzeve yomukati.
Gore ra1977 rakaunza kusvitsa kwekutanga kwemasimba ane masimba ane electrode, nevasayendisiti Djourno naEyries. Muchiitiko ichocho, munhu uyo ane nerve yaive ichikurudzirwa aigona kunzwa ruzha rwenzira.
Kutsvakurudza kwakakurumidza kupera muma makumi matanhatu. Ikoko kwakange kuenderera mberi nekutsvakurudza mukati memagetsi ekusimudzirwa kweeyo acoustic nerve. Chimwe chinhu chikuru chakafambira mberi apo vatsvakurudzi vakadzidza kuti mishonga chaiyo inofanirwa kuve inofanirwa kuve yakasimbiswa nema electrode mukichlea kuitira kuti ibudise inzwi.
Dhiyabhorosi William House akaisa varwere vatatu muna 1961. Vose vatatu vakawana kuti vaigona kubatsirwa nezvipembenene izvi. Makore mashomanana gare gare, muna 1964 kusvika muna 1966, yakawanda ye electrode yakagadziridzwa mumagetsi, nemigumisiro inogutsa. Vatsvakurudzi vakadzidza zvakanyanya nezvekuisa kwema electrode uye migumisiro yeiyo nzvimbo.
Modern Times
Kusimudzira teknolojia yakaenderera mberi mumakore makumi manomwe kusvika makumi mapfumbamwe. Vane makumi manomwe vakaona vanhu vakawanda vachigadziriswa, vakaramba vachitsvakurudza, uye nekugadzirwa kwechigadzirwa chemuchina.
Pakazosvika Dheuteronomio 1984, kuiswa kwechichlear kwakanga kusisati kwanzi kuedzwa uye kwakapiwa chifukidzo che FDA chibvumirano chekuiswa kune vanhu vakuru.
Kwemakore makumi mapfumbamwe, mamwe matanho akaitwa mumitambo yekutaura uye mamwe magetsi ekugadzirisa, kunyanya kushandiswa kwekutaurirana kwekutaura kuitira kuti inogona kuiswa mumutambo wekubatsira kunzwa kweBTE.