Cochlear Implant Headpiece Coil Multi-Winding Driver Integration
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Solution Overview
Problem
Conventional cochlear implant systems require multiple components, including separate sound processors and headpieces, which can lead to inefficiencies in resource usage and compatibility issues with non-cochlear implant specific sound processors.
Innovation Solution
The cochlear implant system incorporates a headpiece with a coil having multiple windings, driven by independent drivers, which generates a combined output signal for transcutaneous transmission to the implant coil, thereby reducing the number of components and enhancing compatibility with various sound processors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional cochlear implant systems use separate sound processors and headpieces, then compatibility with non-cochlear implant specific sound processors is maintained, but the number of components increases and resource usage efficiency decreases
Solution Approach 1:
The patent combines the sound processor and headpiece into a single integrated unit. The sound processor includes a processor, memory, and output interface that directly generates and transmits signals to the cochlear implant, eliminating the need for a separate headpiece with coil and driver components. This merging reduces the total number of components while maintaining compatibility through standardized communication protocols.
Solution Approach 2:
The integrated sound processor is designed to perform multiple functions: it processes audio signals, generates stimulation patterns, and directly communicates with the cochlear implant. The output interface can work with various cochlear implant models, providing universal compatibility without requiring separate specialized headpieces for different implant types.
2Reliability
If conventional systems use separate sound processors and headpieces, then signal transmission can be achieved, but power usage efficiency decreases and battery operating time is reduced
Solution Approach 1:
By merging the sound processor and headpiece, the system eliminates intermediate signal conversion stages and reduces the number of electronic components that consume power. The integrated design allows for more efficient power management, as the processor can directly control the output signals without requiring separate driver circuits and coil systems in a headpiece.
Solution Approach 2:
The patent extracts the essential signal processing and transmission functions from the traditional headpiece design and consolidates them into the sound processor. This extraction eliminates unnecessary intermediate components that would consume additional power, while maintaining the core function of transmitting stimulation signals to the cochlear implant.
3Ease of operation
If conventional systems use multiple separate components, then specific functions can be dedicated to each component, but resource usage efficiency decreases
Solution Approach 1:
The integrated sound processor combines multiple dedicated functions into a single unit: audio processing, signal generation, memory storage, and communication with the implant. This consolidation improves resource usage efficiency by reducing the total number of components and interconnections, while each function remains clearly defined and dedicated within the integrated architecture.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration allows for efficient power usage, reduces the number of components, and extends the battery operating time of the cochlear implant system while maintaining compatibility with non-cochlear implant specific sound processors.
Implementation Method 1
a headpiece coil including a plurality of windings configured to produce a combined output signal that is transcutaneously transmitted to an implant coil
Data Source
AI summary
An exemplary headpiece includes a headpiece coil comprising a plurality of windings configured to produce a combined output signal that is transcutaneously transmitted to an implant coil of a cochlear implant, the combined output signal configured to control an operation of the cochlear implant. The headpiece further includes a plurality of drivers, each driver of the plurality of drivers coupled to a respective winding of the plurality of windings and configured to drive the respective winding to generate the combined output signal.