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Related Concept Videos

The Cochlea01:13

The Cochlea

52.4K
The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.
52.4K
Hair Cells01:22

Hair Cells

46.4K
Hair cells are the sensory receptors of the auditory system—they transduce mechanical sound waves into electrical energy that the nervous system can understand. Hair cells are located in the organ of Corti within the cochlea of the inner ear, between the basilar and tectorial membranes. The actual sensory receptors are called inner hair cells. The outer hair cells serve other functions, such as sound amplification in the cochlea, and are not discussed in detail here.
46.4K

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Related Experiment Video

Updated: Mar 22, 2026

Robotic Cochlear Implantation for Direct Cochlear Access
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Access to cochlear implants: Time to reflect.

Christopher Raine1, Helen Atkinson1, David R Strachan1

  • 1a Yorkshire Auditory Implant Service, Bradford Royal Infirmary , Duckworth Lane, Bradford BD9 6RJ , UK.

Cochlear Implants International
|April 22, 2016
PubMed
Summary
This summary is machine-generated.

Cochlear implants (CI) improve quality of life but access is limited, especially for adults. Expanding screening and awareness programs can improve access to hearing technologies and reduce societal costs of hearing loss.

Keywords:
Access to cochlear implantAwarenessCochlear implantHealth economicsSelection criteriaSingle sided deafnessTinnitusUniversal newborn hearing screenUtilization

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Area of Science:

  • Audiology
  • Public Health
  • Medical Technology

Background:

  • Cochlear implant (CI) interventions are costly, primarily accessed in developed nations.
  • While newborn screening improves pediatric CI access, adult utilization lags behind prevalence due to disparities.
  • Restrictive CI selection criteria in some regions, like the UK, limit access.

Purpose of the Study:

  • To highlight disparities in adult cochlear implant access.
  • To advocate for improved audiological awareness and screening for adults.
  • To emphasize the societal and financial benefits of early intervention for hearing loss.

Main Methods:

  • Review of current CI access and utilization data.
  • Comparison of CI selection criteria across different countries.
  • Analysis of the societal burden of untreated hearing loss.

Main Results:

  • Significant gap exists between estimated adult hearing loss prevalence and CI utilization.
  • UK CI selection criteria are more restrictive than in many other countries.
  • Hearing loss incurs substantial medical and financial burdens.

Conclusions:

  • Enhanced audiological awareness and adult screening programs are crucial for improving access to hearing technologies.
  • Investing in early intervention and advanced technologies can mitigate rising healthcare costs associated with hearing loss.
  • Broader access to CIs and hearing solutions can enhance health and quality of life for adults.