Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Predicting basal cochlear length for electric-acoustic stimulation.

Oliver Adunka1, Marc H Unkelbach, Martin G Mack

  • 1Department of Otorhinolaryngology, J.W. Goethe University, Frankfurt am Main, Germany. adunka@em.uni-frankfurt.de

Archives of Otolaryngology--Head & Neck Surgery
|June 22, 2005
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Multicenter Natural History Study and Long-Term Cochlear Implant Outcomes in Usher Syndrome Subtypes.

Ear and hearing·2026
Same author

A cross-domain test battery for comprehensive hearing loss characterisation using functional, physiological, and vestibular measures.

International journal of audiology·2026
Same author

Functional hearing and low frequency hearing preservation after cochlear implant surgery is achievable with FLEX electrode arrays: Real world evidence from the MEHS Registry.

PloS one·2026
Same author

Preoperative Imaging for Cochlear Implantation: A Global Consensus.

Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery·2026
Same author

Radar Multiple Bin Selection for Breathing and Heart Rate Monitoring in Acute Stroke Patients in a Clinical Setting.

Sensors (Basel, Switzerland)·2026
Same author

Appraisal of Extended Bilateral Cooling of the Ears in Healthy Subjects for Future Otoprotective Applications.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026
Same journal

Pathology quiz case 2.

Archives of otolaryngology--head & neck surgery·2014
Same journal

Pathology quiz case 1.

Archives of otolaryngology--head & neck surgery·2014
Same journal

Radiology quiz case 1: diagnosis.

Archives of otolaryngology--head & neck surgery·2013
Same journal

Pair of red and green macaws.

Archives of otolaryngology--head & neck surgery·2013
Same journal

Pathology quiz case 2: diagnosis.

Archives of otolaryngology--head & neck surgery·2013
Same journal

About this journal.

Archives of otolaryngology--head & neck surgery·2013
See all related articles

Preoperative high-resolution computed tomography (HRCT) accurately predicts cochlear implant electrode insertion depth. This method is crucial for hearing preservation in electric-acoustic stimulation, ensuring optimal device placement.

Area of Science:

  • Otolaryngology
  • Neurosurgery
  • Medical Imaging

Background:

  • Cochlear implantation is a complex procedure requiring precise electrode placement.
  • Electric-acoustic stimulation aims to preserve residual hearing, necessitating accurate insertion depths.
  • Preoperative imaging is vital for surgical planning in cochlear implantations.

Purpose of the Study:

  • To evaluate the feasibility and accuracy of using preoperative high-resolution computed tomography (HRCT) to predict cochlear implant electrode insertion depth.
  • To determine the correlation between HRCT-based predictions and actual insertion depths for electric-acoustic stimulation.

Main Methods:

  • A human temporal bone study involving eight fresh specimens.
  • Preoperative HRCT scans were performed to reconstruct and measure basal cochlear dimensions.

Related Experiment Videos

  • Standard cochlear implantations were conducted, followed by histologic and conventional radiologic analyses for comparison.

    • Main Results:

    • HRCT-based measurements showed excellent correlation with postimplantation radiologic data, with a mean deviation of 0.3 mm.
    • Mean insertion depths for the first 360 degrees ranged from 18.8 to 22.0 mm.
    • The study demonstrated the reliability of HRCT for assessing cochlear dimensions relevant to electrode insertion.

    Conclusions:

    • Preoperative HRCT is a feasible and accurate method for predicting cochlear implant electrode insertion depth.
    • This technique is particularly valuable for hearing preservation strategies requiring precise 360-degree insertion.
    • HRCT aids in optimizing surgical planning for cochlear implantations, enhancing outcomes for electric-acoustic stimulation.