Bilateral heavy sensual deafness (average percussion percussion perception 0,5, 1 and 2k / ha, more than 95 dB)
The use of the optimally selected earpieces in the free field of the threshold perception of the sensation (flatbed prosthesis (the apparatus in both the ears) exceeds 55 dB 2-4 kf frequencies;
High-quality bilateral neurosensurgy can not be observed using the optically selected earposts in the performance of hearing sensitivity (threshold 90 dB), provided that the equipment is used for at least 3-6 months;
Absence of cognitive problems;
Absence of psychological problems;
Absence of accompanying serious somatic assignments;
Permanent support of parents and their willingness to accompany the sciences and surgeon to the necessary training during the long rehabilitation period;
The optimal results of 12-18 months (lowoccurrence of the lowest required measures) can be achieved by up to 3 years. The principle of implantation (even in older persons) is individually solved in each particular case, taking into account the medical, psychological and social indicators.