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New Algorithms to Signal Processing for Speech Enhancement in Adult Cochlear Implant Recipients.
Sponsor: Cochlear
Summary
The purpose of this clinical investigation is to develop pre-processing strategies to enhance speech and reduce noise for CI listeners. The Master Umbrella Clinical Investigation will be comprised of several sub-investigations, which will aim to optimize speech enhancement algorithms, to improve real-world functionality, and to incorporate them efficiently into CI speech processors.
Official title: A Feasibility, Prospective, Repeated-measures Investigation of Hearing Outcomes With New Pre-processing Speech Enhancement Algorithms Compared to Standard-of-care Algorithms in Adult Cochlear Implant Recipients: a Master Umbrella Investigation
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
150
Start Date
2024-02-22
Completion Date
2026-10-31
Last Updated
2025-12-05
Healthy Volunteers
No
Conditions
Interventions
Investigational Pre-Processing Algorithm (Sub A)
The algorithms act upon the digital audio signal received by the microphones and other sensors to enhance speech and attenuate noise prior to encoding the signal for delivery to a cochlear implant via the specified system.
Cochlear Limited standard-of-care pre-processing algorithms
Automatic Gain Control, SNR-NR, Forward Focus
Investigational Pre-Processing Algorithm (Sub B)
Spatial Automation profile
Investigational pre-processing algorithm (Sub D)
Microphone miscalibration profile with applied correction method
Cochlear Limited standard-of-care pre-processing algorithms
Standard microphone calibration profile
Investigational Pre-Processing Algorithm (Sub C)
Spatial Automation profile and DNR algorithm
Locations (2)
Cochlear Melbourne
Melbourne, Victoria, Australia
HEARnet Clinical Studies
Melbourne, Victoria, Australia