Acoustic Stimulation
Mostrando 1-12 de 39 artigos, teses e dissertações.
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1. Balancing the Loudness in Speech Processors and Contralateral Hearing Aids in Users of Unilateral Cochlear Implants
Abstract Introduction The use of cochlear implants and hearing aids (bimodal) has been growing with the expansion of the indication for them, and it is important to ensure protocols so that there is a balance of the loudness regarding the two devices. Objective To evaluate if the limited complex sounds present in the frequency bands of the current devices
Int. Arch. Otorhinolaryngol.. Publicado em: 2021-04
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2. Acoustic Voice Modifications in Individuals with Parkinson Disease Submitted to Deep Brain Stimulation
Abstract Introduction Subthalamic nucleus deep brain stimulation (STN-DBS) improvesmotor function in individuals with Parkinson disease (PD). The evidence about the effects of STN-DBS on the voice is still inconclusive. Objective To verify the effect of STN-DBS on the voice of Brazilian individuals with PD. Methods Sixteen participants were evaluated o
Int. Arch. Otorhinolaryngol.. Publicado em: 18/07/2019
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3. Preservation of residual hearing after cochlear implant surgery: an exploration of residual hearing function in a group of recipients at cochlear implant units
Resumo Introdução: A preservação da audição residual tem se tornado cada vez mais importante na cirurgia de implante coclear. Conservar a audição residual é um indicador prognóstico positivo para melhorar as habilidades auditivas. Objetivo: Avaliar a preservação da audição residual pós-implante coclear em um grupo de pacientes de dois grande
Braz. j. otorhinolaryngol.. Publicado em: 10/07/2019
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4. Analysis of the Effect of Musical Stimulation on Cortical Auditory Evoked Potentials
Abstract Introduction Cortical auditory evoked potentials (CAEPs) are bioelectric responses that occur from acoustic stimulations, and they assess the functionality of the central auditory system. Objective The objective of the present study was to analyze the effect of musical stimulation on CAEPs. Methods The sample consisted of 42 healthy female sub
Int. Arch. Otorhinolaryngol.. Publicado em: 25/04/2019
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5. Polysomnography Applied to Patients with Tinnitus: A Review
Abstract Introduction Tinnitus has been defined as an “auditory phantom perception,” meaning that tinnitus results from an abnormal activity within the nervous system, in the absence of any internal or external acoustic stimulation. About 10 to 15% of the adult population is affected by tinnitus, and a relevant percentage of tinnitus sufferers experien
Int. Arch. Otorhinolaryngol.. Publicado em: 2018-06
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6. Mercury Exposure in a Riverside Amazon Population, Brazil: A Study of the Ototoxicity of Methylmercury
Introduction Mercury poisoning causes hearing loss in humans and animals. Acute and long-term exposures produce irreversible peripheral and central auditory system damage, and mercury in its various forms of presentation in the environment is ototoxic.
Objective We investigated the otoacoustic emissions
Int. Arch. Otorhinolaryngol.. Publicado em: 2015-06
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7. Effect of scanner acoustic background noise on strict resting-state fMRI
Functional MRI (fMRI) resting-state experiments are aimed at identifying brain networks that support basal brain function. Although most investigators consider a ‘resting-state’ fMRI experiment with no specific external stimulation, subjects are unavoidably under heavy acoustic noise produced by the equipment. In the present study, we evaluated the influ
Braz J Med Biol Res. Publicado em: 12/04/2013
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8. Cortical activity in tinnitus patients and its modification by phonostimulation
OBJECTIVE: The goal of this study was to observe spontaneous cortical activity and cortical activity modulated by tinnitus-matched sound in tinnitus patients and healthy subjects with no otoneurologic symptoms. METHOD: Data were prospectively collected from 50 tinnitus patients and 25 healthy subjects. Cortical activity was recorded in all subjects with e
Clinics. Publicado em: 2013-04
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9. Efficacy of auditory training using evoked potentials to complex sound in hearing and language disorders / Eficácia do treinamento auditivo por meio do potencial evocado para sons complexos nos transtornos de audição e linguagem
Introdução: Alterações de audição e linguagem como o Distúrbio Específico de Linguagem (DEL) e o Transtorno do Processamento Auditivo (TPA), tem sido associadas a alterações na codificação neural de sons acusticamente complexos. A percepção destes sons depende da integridade nos processos de codificação analisados pelo Sistema Nervoso Auditiv
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 07/03/2012
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10. Processamento temporal e resposta auditiva de média latência em idosos candidatos e usuários de prótese auditiva
Introduction: Aging can cause alterations in temporal processing and cognitive functions. Electrophysiological evaluation has been widely recommended to complement the behavioral evaluation of auditory processing. Objective: Verify and compare the behavioral auditory responses of temporal processing and the auditory middle latency response with cognitive pro
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 22/02/2011
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11. Diagnosis and management of somatosensory tinnitus: review article
Tinnitus is the perception of sound in the absence of an acoustic external stimulus. It affects 10-17% of the world's population and it a complex symptom with multiple causes, which is influenced by pathways other than the auditory one. Recently, it has been observed that tinnitus may be provoked or modulated by stimulation arising from the somatosensorial s
Clinics. Publicado em: 2011
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12. Emissões otoacústicas: efeito da estimulação acústica contralateral e bilateral na função do sistema auditivo eferente / Effect of contralateral and bilateral acoustic stimulation in the otoacoustic emissions suppression in normal hearing subjects
Introdução: A partir de sua descrição anatômica, o interesse sobre a ação das vias auditivas eferentes sobre a audição vem crescendo progressivamente, com estudos realizados em animais e humanos. A função do trato olivococlear medial em humanos pode ser avaliada por meio da supressão das emissões otoacústicas, exame clínico que se mostra promi
Publicado em: 2009