Status:

RECRUITING

Evaluation of Electrode-modiolus Distance and Cochlear Fibrosis Using Depth Sounding and Spectroscopy Tools

Lead Sponsor:

University Hospital, Montpellier

Conditions:

Sensorineural Hearing Loss

Fibrosis

Eligibility:

All Genders

18-120 years

Brief Summary

Cochlear fibrosis development can compromise the success and the outcomes of the cochlear implantation (CI) thus affecting the quality of life of the implanted patient. Correlating the results of the ...

Detailed Description

Fibrosis tissue growth after the CI is an inflammatory reaction to a foreign body occurring around the electrode array. It is considered responsible for a larger current diffusion, less precise stimul...

Eligibility Criteria

Inclusion

  • Group with long-term implantation:
  • Age18 years or older
  • Affiliation to the French social security
  • Signed and dated informed consent form
  • Users of uni or bilateral cochlear implants for more than 6 months (CI24CA, CI422, CI512, CI522, CI532, CI612; CI622; CI632), in primo-implantation or reimplantation, with more than 18 electrodes active
  • Postoperation CBCT imaging results available
  • Recently-implanted group:
  • Age18 years or older
  • Affiliation to the French social security
  • Signed and dated informed consent form
  • Indication for CI622 or CI632 cochlear implants
  • Postoperation CBCT imaging results available

Exclusion

  • Vulnerable individuals (minors, adults protected in accordance to the French Public Health code, patients deprived of liberty by court decision)
  • Daily usage of the cochlear implant for less than 4 hours or weekly usage for less than 5 days
  • Failure or disfunction of the cochlear implant

Key Trial Info

Start Date :

January 12 2023

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

January 12 2025

Estimated Enrollment :

180 Patients enrolled

Trial Details

Trial ID

NCT05402969

Start Date

January 12 2023

End Date

January 12 2025

Last Update

May 29 2024

Active Locations (1)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (1 locations)

1

University Hospital Montpellier

Montpellier, France