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Updated: Jun 29, 2026

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation
06:54

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation

Published on: August 4, 2023

Post-operative problems and complications in 313 consecutive cochlear implantations.

T Ovesen1, L V Johansen

  • 1Department of Oto-rhino-laryngology, Head and Neck Surgery, Aarhus University Hospital, Denmark.

The Journal of Laryngology and Otology
|October 11, 2008
PubMed
Summary

Cochlear implantation is generally safe, with a 15.7% complication rate in Danish patients. Careful surgical planning and awareness of potential issues are crucial for successful outcomes.

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Area of Science:

  • Otolaryngology
  • Neurosurgery
  • Medical Device Technology

Background:

  • Cochlear implantation is a vital audiological intervention for severe to profound hearing loss.
  • Understanding complication rates and management is essential for patient safety and surgical success.

Purpose of the Study:

  • To detail the problems and complications of cochlear implantation.
  • To outline the management strategies for these complications.
  • To analyze data from a Danish patient cohort, including pediatric and adult recipients.

Main Methods:

  • A retrospective chart review was conducted at a tertiary referral center.
  • Data from 313 consecutive cochlear implantations (Cochlear Nucleus and Advanced Bionics devices) were analyzed.
  • Patient demographics included a median age of 10 years, with 60% pediatric and 40% adult patients.

Related Experiment Videos

Last Updated: Jun 29, 2026

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation
06:54

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation

Published on: August 4, 2023

Main Results:

  • Post-operative complications occurred in 15.7% of patients.
  • Minor complications accounted for 11.2%, while major complications occurred in 4.5%.
  • Major complications included meningitis, severe Staphylococcus aureus infection, and implant exposure due to skin infection.

Conclusions:

  • Cochlear implantation is a safe procedure in this Danish setting.
  • Meticulous surgical planning and technique are paramount.
  • Healthcare providers and patients must be informed about potential complications.