Hearing Aid Fitting via User Adjustment Logging
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Solution Overview
Problem
The existing methods for fitting hearing aids are challenging for audiologists to perfect, as sound perception is subjective and the initial fitting may not account for the user's adaptation process or unexpected usage situations, leading to potential issues that become evident only after prolonged use.
Innovation Solution
A method that allows users to adjust hearing aid settings over a predetermined period, with monitoring and logging of these adjustments, enabling evaluation by a fitter for finalization, and allowing for remote sessions via a network-enabled hearing aid, which can extend the adjustment period or repeat the fitting process if necessary.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If an initial fitting is performed in an interactive session between user and fitter, then the hearing aid can be adjusted according to determined hearing deficiency, but it may not account for user adaptation process or unexpected usage situations
Solution Approach 1:
The system performs preliminary actions by providing an initial fitting during the clinic session, then automatically monitors and logs user adjustments over a predetermined period before finalizing the fitting. This preliminary monitoring phase captures real usage patterns and adaptation behaviors without requiring immediate finalization.
Solution Approach 2:
The system implements feedback by automatically logging user adjustments and transmitting this data to the fitter for evaluation. The fitter can then evaluate the logged adjustments and make informed decisions about finalizing or modifying the fitting based on actual usage patterns observed during the monitoring period.
2Productivity
If the fitting is finalized immediately after initial session, then the process is completed quickly, but issues may become evident only after prolonged use
Solution Approach 1:
The system applies dynamics by making the fitting process adaptable rather than static. The fitting can be finalized automatically after a predetermined period if no significant adjustments are logged, or the monitoring period can be extended if adjustments indicate the need for further optimization. This dynamic approach balances efficiency with reliability.
Solution Approach 2:
The system enables self-service by automatically monitoring user adjustments and transmitting logs to the fitter without requiring manual intervention or additional clinic visits. The hearing aid device itself performs the monitoring and data transmission functions, reducing the burden on both user and fitter.
3Adaptability or versatility
If users are allowed to adjust settings over a predetermined period, then personalized fitting improves, but device complexity increases
Solution Approach 1:
The system achieves universality by integrating multiple functions into the hearing aid device itself: automatic monitoring of user adjustments, logging of setting changes, and transmission of data to the fitter. This multi-functionality eliminates the need for separate external monitoring systems, reducing overall system complexity while enabling comprehensive user customization.
4Measurement precision
If multiple clinic visits are required for fitting refinement, then fitting accuracy improves, but loss of time increases
Solution Approach 1:
The system replaces the mechanical system of in-person clinic visits with electronic data transmission. User adjustment logs are automatically transmitted to the fitter, who can evaluate and finalize settings remotely without requiring the user to return to the clinic. This substitution of electronic communication for physical presence significantly reduces time loss while maintaining fitting precision.
Data Source
AI summary
A method for user individualized fitting of a hearing aid comprises: Performing an initial fitting (101) of the hearing aid in an interactive session between the hearing aid user and a fitter, monitoring, for a predetermined period after the initial fitting, the hearing aid user's choice of at least some of the settings of the hearing aid and storing the results of the monitoring in a log. The log is transmitted (108) to the fitter for evaluation (109) of preferred user settings. If the evaluation reveals that the preferred user settings are acceptable, the fitting of the hearing aid is finalized (105) accordingly.