Deafness and Cochlear Implant
Introduction Deafness and Cochlear Implant Deafness or hearing loss means inability to hear from one ear or both the ears. Hearing loss is divided into four categories, namely mild, moderate, severe or profound hearing loss. People with severe or profound hearing loss might have trouble in understanding speech while they are using hearing aids and are not benefited from the same. Therefore, it is recommended to have cochlear implants when hair cells don’t work, the auditory nerve can’t be stimulated and nerves can’t send information to the brain . What is Cochlear Implant Cochlear Implant is an electronic device that provides sound signals from damaged or non functioning part of inner ear to the brain. Cochlear implants bypass the damaged hair cells of the inner ear which directly stimulates the nerve and send the signals to the brain, whereas hearing aids just ampl