From 1st January 2005 began adjusting audio processors in adult patients with cochlear implant (CI - cochlear implant) from the Australian company at Department of Phoniatrics of the 1st Faculty of Medicine Charles University and General University Hospital in Prague and two years later in patients with CI from the Austrian company MED-EL. By the end of July 2012 there was adjusted 100 patients.
Of the 91 patients with CI form Cochlear company and 9 patients with the implant from MED-EL company.