Cochlear ImplantsCochlear ImplantationTemporal BoneElectrodes, ImplantedElectrodesOtologic Surgical ProceduresRound Window, EarDeafnessCochleaSpeech PerceptionCorrection of Hearing ImpairmentPersons With Hearing ImpairmentsHearing Loss, BilateralDental ImplantsAuditory ThresholdLoudness PerceptionSpeech IntelligibilitySpeech Discrimination TestsPsychoacousticsAcoustic StimulationHearing LossProstheses and ImplantsPitch PerceptionHearing AidsAudiometry, SpeechSpeech Reception Threshold TestCochlear NerveHearingHearing Loss, SensorineuralNoiseDrug ImplantsSpeech AcousticsScala TympaniSpeechLanguage DevelopmentIon-Selective ElectrodesMusicPerceptual MaskingPhoneticsSpeech Production MeasurementSound SpectrographyAuditory PerceptionSpiral GanglionAudiometryProsthesis DesignSound LocalizationElectrochemistryElectric StimulationPitch DiscriminationAudiometry, Pure-ToneSignal Processing, Computer-AssistedImplants, ExperimentalElectrochemical TechniquesBreast ImplantsHearing TestsEquipment DesignAudiologyChild LanguageLanguage TestsEvoked Potentials, Auditory, Brain StemEvoked Potentials, AuditoryPattern Recognition, PhysiologicalMicroelectrodesVocabularyAuditory CortexDental Implantation, EndosseousHearing Loss, CentralBionicsLipreadingLanguage Arts