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Prosthesis enabling hearing
A cochlear implant (CI) is a surgically implanted neuroprosthesis that provides a person who has moderate-to-profound sensorineural hearing loss with sound
Cochlear_implant
Topics referred to by the same term
Cochlear, the adjective form of cochlea, may refer to: Cochlear implant, a sensory aid for the deaf Cochlear nuclei, the ventral cochlear nucleus and
Cochlear
Australian public company
Cochlear is a medical device company that designs, manufactures, and supplies the Nucleus cochlear implant, the Hybrid electro-acoustic implant and the
Cochlear_Limited
Two cranial nerve nuclei of the human brainstem
The cochlear nucleus (CN) or cochlear nuclear complex comprises two cranial nerve nuclei in the human brainstem, the ventral cochlear nucleus (VCN) and
Cochlear_nucleus
Prototype of cochlear implant
A totally implantable cochlear implant (TICI) is a fully implantable variant of the cochlear implant that is currently available on the European market
Totally implantable cochlear implant
Totally_implantable_cochlear_implant
Positive feedback mechanism within mammalian ears
The cochlear amplifier is a positive feedback mechanism within the cochlea that provides acute sensitivity in the mammalian auditory system. The main component
Cochlear_amplifier
Snail-shaped part of inner ear involved in hearing
to the cochlear duct and abuts the oval window the tympanic duct or scala tympani (containing perilymph), which lies inferior to the cochlear duct and
Cochlea
Nerve carrying auditory information from the inner ear to the brain
The cochlear nerve (also auditory nerve or acoustic nerve) is one of two parts of the vestibulocochlear nerve, a cranial nerve present in amniotes, the
Cochlear_nerve
Pathological condition of the inner ear
Cochlear hydrops (or cochlear Meniere's or cochlear endolymphatic hydrops) is a condition of the inner ear involving a pathological increase of fluid
Cochlear_hydrops
Cavity in the cochlea of the inner ear
The cochlear duct (a.k.a. the scala media) is an endolymph filled cavity inside the cochlea, located between the tympanic duct and the vestibular duct
Cochlear_duct
Structure within the skull
depression; at the apex of this is a small opening, the aquaeductus cochleae (or cochlear aqueduct, or aqueduct of cochlea), which lodges a tubular prolongation
Cochlear_aqueduct
Swiss hearing care company group
headquartered in Stäfa that specializes in hearing care (hearing instruments, cochlear implants, wireless communication). The Sonova group operates through its
Sonova
Australian audiologist and researcher
in clinical work and research in cochlear implants, along with developing signal processing improvements for cochlear implants. Dowell is a Fellow of Audiology
Richard_Dowell
Inability to hear
or other notifications. Cochlear implants are an option for children and adults with severe or profound hearing loss. Cochlear implants are surgically
Deafness
Multinational medical device company
implants and devices. They develop and manufacture products including cochlear implants, middle ear implants and bone conduction systems. MED-EL is
MED-EL
Cochlear implantation scheme in Kerala, India
Sruthitharangam is a cochlear implantation scheme introduced by the Government of Kerala to provide financial assistance for children with severe hearing
Sruthitharangam (Cochlear Implantation Scheme)
Sruthitharangam_(Cochlear_Implantation_Scheme)
Auditory sensory receptor nerve cells
that protrude from the apical surface of the cell into the fluid-filled cochlear duct. The stereocilia number from fifty to a hundred in each cell while
Hair_cell
Neuron cluster in the brainstem
The dorsal cochlear nucleus (DCN, also known as the "tuberculum acusticum") is a cortex-like structure on the dorso-lateral surface of the brainstem. Along
Dorsal_cochlear_nucleus
Australian professor of otolaryngology
towards the development of the multiple-channel cochlear implant. His invention was later marketed by Cochlear Limited. Clark was born in Camden, New South
Graeme_Clark_(doctor)
Innermost part of the vertebrate ear
separate the cochlear duct from the perilymphatic scala vestibuli, a cavity inside the cochlea. The basilar membrane separates the cochlear duct from the
Inner_ear
Austrian electrical engineer (born 1940)
engineer whose research focuses in the fields of biomedical engineering and cochlear implant design. He has been a professor at the Institute of Experimental
Erwin_Hochmair
Cranial nerve for hearing and balance
consists mostly of bipolar neurons and splits into two large divisions: the cochlear nerve and the vestibular nerve. Cranial nerve 8, the vestibulocochlear
Vestibulocochlear_nerve
American lawyer
was a child. Although her parents initially opposed letting her get the cochlear implant, they eventually let her get one in 2002, and she went on to attend
Heather_Artinian
communities may also oppose technological innovations like cochlear implants for the same reason. A cochlear implant is not to be mistaken for a hearing aid, which
Deaf_culture
Austrian electrical engineer
Prof. Erwin Hochmair co-created the first micro-electronic multi-channel cochlear implant in the world. She received the Lasker-DeBakey Clinical Medical
Ingeborg_Hochmair
Cumulative effect of aging on hearing
experience presbycusis in old age as they are able to regenerate their cochlear sensory cells, whereas mammals including humans have genetically lost this
Presbycusis
Receptor organ for hearing
structures in the inner ear to vibrate, leading to the displacement of cochlear fluid and causing the movement of individual hair cells at the organ of
Organ_of_Corti
Function for correlating hair cells with auditory neurons
appropriate cochlear spiral lengths and audible frequency ranges. Moreover, the Greenwood function provides the mathematical basis for cochlear implant surgical
Greenwood_function
American physician
physician and medical researcher who invented and developed the cochlear implant. The cochlear implant is considered to be the first invention to restore not
William_F._House
Medical intervention
A direct acoustic cochlear implant (DACI) is an acoustic implant which converts sound in mechanical vibrations that stimulate directly the perilymph inside
Direct acoustic cochlear implant
Direct_acoustic_cochlear_implant
Sensory system used for hearing
Vestibular and tympanic ducts are filled with perilymph, and the smaller cochlear duct between them is filled with endolymph, a fluid with a very different
Auditory_system
Capillary in the outer wall of the cochlear duct
stria vascularis of the cochlear duct is a capillary loop in the upper portion of the spiral ligament (the outer wall of the cochlear duct or scala media)
Stria vascularis of cochlear duct
Stria_vascularis_of_cochlear_duct
Neuron cluster of the brain stem
In the ventral cochlear nucleus (VCN), auditory nerve fibers enter the brain via the nerve root in the VCN. The ventral cochlear nucleus is divided into
Ventral_cochlear_nucleus
Anatomical structure
The spiral (cochlear) ganglion is a group of neuron cell bodies in the modiolus, the conical central axis of the cochlea. These bipolar neurons innervate
Spiral_ganglion
Partial or total inability to hear
permanent. Hearing loss related to age usually affects both ears and is due to cochlear hair cell loss. In some people, particularly older people, hearing loss
Hearing_loss
Part of the auditory pathway
portion of the efferent second-order fibers of the ventral cochlear nucleus (anterior cochlear nucleus). After decussating, some of these fibres proceed
Trapezoid_body
Electric acoustic stimulation (EAS) is the use of a hearing aid and a cochlear implant technology together in the same ear. EAS is intended for people
Electric_acoustic_stimulation
Space through which sound is transmitted
the inner ear that conducts sound vibrations to the cochlear duct. It is separated from the cochlear duct by Reissner's membrane and extends from the vestibule
Vestibular_duct
Danish hearing aid manufacturer
French producer of cochlear implants. In April 2022, Demant announced it had agreed to sell Oticon Medical to Australian company Cochlear Limited for DKK850
Oticon
Branch of science that studies hearing, balance, and related disorders
recommendations for interventions or rehabilitation (e.g. hearing aids, cochlear implants, appropriate medical referrals). In addition to diagnosing audiologic
Audiology
Purposeful modulation of nervous system activity
Cochlear implants have provided partial hearing to more than 120,000 persons worldwide as of 2008. The electrical stimulation is used in a cochlear implant
Neurostimulation
Electrical recording of the ear's response to sound stimulation
generated upon cochlear stimulation: Cochlear microphonic (CM) Summating potential (SP) Action potential (AP) As described above, the cochlear microphonic
Electrocochleography
French surgeon
completed by his Paris laboratory's multidisciplinary team on the multichannel cochlear implant. This implanted electronic hearing device was developed at Saint-Antoine
Claude-Henri_Chouard
Swedish hearing aid manufacturer
Cochlear Bone Anchored Solutions is a company based in Gothenburg, Sweden that manufactures and distributes bone conduction hearing solutions under the
Cochlear Bone Anchored Solutions
Cochlear_Bone_Anchored_Solutions
English television personality (born 1998)
and was initially fitted for hearing aids before being given a single cochlear implant at Bradford Royal Infirmary just before her fifth birthday. Until
Tasha_Ghouri
Discipline related to neuroscience and biomedical engineering
modality that might have been damaged as a result of an injury or a disease. Cochlear implants provide an example of such devices. These devices substitute the
Neuroprosthetics
American research scientist
known for his role in developing signal processing strategies for the cochlear implant. His undergraduate and Ph.D. degrees from Duke University, are
Blake_S._Wilson
Species of bivalve
Neopycnodonte cochlear is a species of marine bivalve molluscs belonging to the family Gryphaeidae. This species have been recorded as fossils from the
Neopycnodonte_cochlear
Medical intervention
damaging the cochlea or auditory nerve, and so precluding the use of a cochlear implant). In Europe, ABIs have been used in children and adults, and in
Auditory_brainstem_implant
Connection between the scala tympani and the scala vestibuli in the cochlea
is the part of the cochlear labyrinth where the scala tympani and the scala vestibuli meet. It is the main component of the cochlear apex. The hair cells
Helicotrema
The American Cochlear Implant Alliance (ACI Alliance) is a 501(c)(3) nonprofit organization that works to increase access to cochlear implantation through
American Cochlear Implant Alliance
American_Cochlear_Implant_Alliance
Education method for deaf students
emphasizes the child's perception of auditory signals from hearing aids or cochlear implants, is how oralism continues on in the current day. In Bede's Ecclesiastical
Oralism
Branch of medicine for the ear
with risk to the hearing and balance organs, including labyrinthectomy, cochlear implant surgery, and surgery for tumors of the temporal bone, such as intracanalicular
Otology
Structure in the inner ear
The cochlear cupula is a structure in the cochlea. It is the apex of the cochlea. The bony canal of the cochlea takes two and three-quarter turns around
Cochlear_cupula
American television personality
She Knew, about a young girl learning to hear again after receiving a cochlear implant. In September 2023, Kent was revealed to be a contestant on season
Daisy_Kent
understanding because of the nature of top-down processing. For people with cochlear implants, acoustic simulations of the implant indicated the importance
Phonemic_restoration_effect
Medical intervention
Additionally, it is sometimes performed as part of other procedures, such as cochlear implants, or to access the middle ear. Historically, trephination was used
Mastoidectomy
and otolaryngologist who specialized in cochlear implants. Niparko edited and wrote several chapters of Cochlear Implants: Principles & Practices. Niparko
John_Niparko
Type of neurofibromatosis disease
[citation needed] A cochlear implant is an electronic device that is surgically implants to stimulate the cochlear nerve. Cochlear implants will work only
Neurofibromatosis_type_II
Membrane in the cochlea in the inner ear
separates the cochlear duct from the vestibular duct. It helps to transmit vibrations from fluid in the vestibular duct to the cochlear duct. Together
Vestibular_membrane
Hearing loss caused by an inner ear or vestibulocochlear nerve defect
Sensory hearing loss often occurs as a consequence of damaged or deficient cochlear hair cells.[disputed – discuss] Hair cells may be abnormal at birth or
Sensorineural_hearing_loss
Indian otorhinolaryngologist (born 1948)
India. He is one of the pioneers of cochlear implant surgery in India and performed the country's first bilateral cochlear implantation surgery. Deka obtained
Ramesh_C._Deka
Brain structure
of axons in the brainstem that carries information about sound from the cochlear nucleus to various brainstem nuclei and ultimately the contralateral inferior
Lateral_lemniscus
Professor of otolaryngology
the basic mechanisms underlying auditory neural processing by users of cochlear implants, auditory brainstem implants, and midbrain implants. Shannon received
Robert_V._Shannon
Hearing loss present at birth
child has profound deafness, the benefits of hearing aids are limited. Cochlear implants may be used instead of hearing aids. They can be surgically inserted
Congenital_hearing_loss
British psychologist
report on the National Cochlear Implant Programme, prompting an editorial in the British Medical Journal that concluded "Cochlear implantation is perhaps
Quentin_Summerfield
Deafness before language is learned
Hearing aids and cochlear implants may make the child able to hear sounds in their hearing range, but do not restore normal hearing. Cochlear implants can
Prelingual_deafness
Medical condition
gradually develops. NIHL caused by acute acoustic trauma refers to permanent cochlear damage from a one-time exposure to excessive sound pressure. This form
Noise-induced_hearing_loss
Medical equipment company
Sonic. The Group acquired the French company Neurelec in 2013, adding cochlear implants to the hearing implants business. The year after, Neurelec is
Demant
or until they begin using amplification devices such as hearing aids or cochlear implants. Deaf children who experience delayed language acquisition, sometimes
Language acquisition by deaf children
Language_acquisition_by_deaf_children
2000 documentary film by Josh Aronson
children and their conflict over whether or not to give their children cochlear implants; surgically implanted devices that may improve their ability to
Sound_and_Fury_(2000_film)
Species of gastropod
Scutellastra cochlear is a species of sea snail, a marine gastropod mollusc in the family Patellidae, one of the families of true limpets. It is commonly
Scutellastra_cochlear
English ear, nose, and throat surgeon
became known for his research for treatments of profoundly deaf people with cochlear implants. Born in London, Graham Fraser was the son of Arthur Fraser and
Graham Fraser (otolaryngologist)
Graham_Fraser_(otolaryngologist)
Collection of brainstem nuclei related to hearing
mid-pons and receives projections predominantly from the anteroventral cochlear nucleus (AVCN) via the trapezoid body, although the posteroventral nucleus
Superior_olivary_complex
Disability rights and cultural diversity movement
the first accomplishments of this movement. Sign language, as well as cochlear implants, has also had an extensive impact on the Deaf community. These
Deaf_rights_movement
Part of the auditory system
The acoustic tubercle is a nucleus on the end of the cochlear nerve. The cochlear nerve is lateral to the root of the vestibular nerve. Its fibers end
Acoustic_tubercle
Perilymph-filled cavity in the inner ear of humans
perilymph-filled cavities in the inner ear of humans. It is separated from the cochlear duct by the basilar membrane, and it extends from the round window to the
Tympanic_duct
Component of the auditory system
Rasumssen, G. L. (1960). "Chapter 8: Efferent Fibers of the Cochlear Nerve and Cochlear Nucleus". In Rasmussen, G. L.; Windle, W. F. (eds.). Neural Mechanisms
Olivocochlear_system
Medical specialty of the head and neck
investigations Endoscopic surgery Craniofacial surgery Dizziness Apnea and snoring Vascular malformations Cochlear implant / BAHA Cochlear implant/BAHA
Otorhinolaryngology
Process in which a first language is being acquired
to strengthen remaining sensory cells or cochlear implants to stimulate the hearing nerve directly. Cochlear implants (often known simply as CIs) are
Language_acquisition
who established Ireland's first national cochlear implant program in 1995 and has performed over 2,000 cochlear implant surgeries. She served as president
Laura_Viani
Canal within the temporal bone
facial nerve and nervus intermedius) anterior inferior - cochlear nerve area (contains cochlear nerve) posterior superior - superior vestibular area (contains
Internal_auditory_meatus
Increased sensitivity to sound and decreased tolerance of noise
afferent fibers of the cochlear nerve are not responsible for hearing like the type I afferent fibers. They are thought to be cochlear pain neurons. Gain
Hyperacusis
Hybrid of engineering, cybernetics, and robotics
battery simply powers the hearing aid. Cochlear implants are a type of hearing aid for those who are deaf. Cochlear implants send electrical signals straight
Biorobotics
Conduction of sound to the inner ear
devices". www.ndcs.org.uk. Retrieved 2022-03-02. Limited, Cochlear. "FDA clears Cochlear's innovative new Osia® 2 hearing implant system". www.prnewswire
Bone_conduction
Education maths application and website
equip cochlear implants on their avatars when there were already hearing aids in-game. When contacted about the issue, the developers added cochlear implants
Times_Tables_Rock_Stars
American ear surgeon (1948–2025)
American ear surgeon, otolaryngologist and neurotologist specializing in cochlear implantation. Balkany was the Hotchkiss Endowment Distinguished Professor
Thomas_J._Balkany
Disorder of the inner ear
called vestibular Ménière's disease, showing symptoms of vertigo, and cochlear Ménière's disease, showing symptoms of hearing loss and tinnitus. The mechanism
Ménière's_disease
Extracellular fluid located within the inner ear
composition (sodium salts are the predominant positive electrolyte) and, via the cochlear aqueduct (sometimes referred to as the "perilymphatic duct"), is in continuity
Perilymph
in support of deaf women of Caucasian ethnicity.[dubious – discuss] The cochlear implant is a device surgically implanted in the skull that provides stimulation
History_of_deaf_education
Process of hearing and understanding language
results than the prelingually deaf and adapt to a cochlear implant faster. In both children with cochlear implants and normal hearing, vowels and voice onset
Speech_perception
Protein found in humans
valve external carotid artery vas deferens dermis vestibular membrane of cochlear duct condyle lung More reference expression data BioGPS n/a Gene ontology
Hemicentin_1
American surgeon, neuroscientist, and musician
out research on the neural basis of musical creativity and the impact of cochlear implants on music perception in hearing impaired individuals. As an otologic
Charles_Limb
Part of the brainstem in humans and other bipeds
the solitary nucleus and its special visceral afferent (SVA) column; the cochlear and vestibular nuclei, which form the special somatic afferent (SSA) fibers
Pons
types of second order neuron found in the anterior part of the ventral cochlear nucleus, the AVCN. They can be globular or spherical giving outputs to
Bushy_cell
engineering, and cochlear implant pioneer. After becoming an expert in magnetics and a professor at Stanford, White switched to working on cochlear implants.
Robert_L._White_(engineer)
Part of the temporal lobe of the brain
unilateral destruction, in a region of the auditory pathway above the cochlear nucleus, results in slight hearing loss, whereas bilateral destruction
Auditory_cortex
Malfunction of medical implants
needed] Cochlear implants are used to treat severe to profound hearing loss by electrically stimulating the hearing nerve. Clinical symptoms of cochlear implant
Implant_failure
Sound frequency changes responsible for perceptions of loudness, pitch and timbre
the peripheral and central auditory system, and the effects of aging and cochlear damage on temporal auditory processing. Although the envelope/fine-structure
Temporal envelope and fine structure
Temporal_envelope_and_fine_structure
British physicist
increases the selectivity and sensitivity of our hearing through an in-built cochlear amplifier. He showed that specialised cells known as outer hair cells are
Jonathan_Ashmore
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