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When to replace legacy cochlear implants for technological upgrades: Indications and outcomes.

Meredith A Holcomb1, Jane A Burton1, James R Dornhoffer1

  • 1Department of Otolaryngology-Head and Neck Surgery, Medical University of South Carolina, Charleston, South Carolina, U.S.A.

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Summary
This summary is machine-generated.

Cochlear implant reimplantation (CIR) in young adults who received an Advanced Bionics Clarion C1.2 device as children can improve or maintain hearing performance. This technology upgrade offers stable or enhanced audiologic outcomes, optimizing cochlear implant function.

Keywords:
Cochlear implantcochlear implant reimplantation

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Area of Science:

  • Otolaryngology
  • Biomedical Engineering
  • Neuroscience

Background:

  • Advanced Bionics Clarion C1.2 internal devices are legacy cochlear implant systems.
  • Technology upgrades are necessary to maintain optimal performance and compatibility with current external processors.
  • Cochlear implant reimplantation (CIR) is a potential solution for patients with outdated internal devices.

Purpose of the Study:

  • To evaluate the indications, surgical success, and audiologic outcomes of replacing Advanced Bionics Clarion C1.2 internal devices.
  • To assess the feasibility of cochlear implant reimplantation as a technology upgrade.
  • To determine if reimplantation improves speech perception scores.

Main Methods:

  • Retrospective case series review of ten patients.
  • Patients initially implanted as children underwent reimplantation with current Advanced Bionics devices.
  • Pre- and post-reimplantation speech perception scores were collected and compared.

Main Results:

  • Technology upgrade was the primary motivation for reimplantation in 90% of cases.
  • No surgical complications occurred, with successful device insertion in 90% of patients.
  • All patients maintained or improved speech perception scores, with significant improvements in word and sentence recognition.

Conclusions:

  • Cochlear implant reimplantation is a safe and effective procedure for upgrading legacy devices.
  • Reimplantation leads to stable or improved audiological benefits, optimizing patient outcomes.
  • Patients with incompatible legacy internal devices should consider reimplantation for enhanced performance.