# Impact of Microphone Positioning on Auditory Performance in Cochlear Implant Users

> **NCT04677517** · NA · WITHDRAWN · sponsor: **Hospices Civils de Lyon**

## Conditions studied

- Cochlear Prosthesis Implantation

## Interventions

- **DEVICE:** Modification of active microphone positioning
- **BEHAVIORAL:** SPHERE protocol
- **BEHAVIORAL:** French Matrix Test
- **BEHAVIORAL:** Quality of life questionnaire
- **BEHAVIORAL:** Likert scale

## Key facts

- **NCT ID:** NCT04677517
- **Lead sponsor:** Hospices Civils de Lyon
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2022-12-01
- **Primary completion:** 2023-06-01
- **Final completion:** 2023-06-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** The project has been replaced by anotherone with a different regulatory qualification
- **Last updated:** 2024-06-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04677517

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04677517, "Impact of Microphone Positioning on Auditory Performance in Cochlear Implant Users". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT04677517. Licensed CC0.

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