Automated Faceplate Placement in Hearing Instruments
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Solution Overview
Problem
The traditional manual and labor-intensive process of placing a faceplate in hearing instruments is inefficient and prone to collisions with electronic components, failing to ensure optimal anatomical comfort and collision-free interaction with the ear anatomy.
Innovation Solution
A method for automating faceplate placement using rule-based protocols and collision detection algorithms, which determine anatomical features from 3-D data representations to position the faceplate optimally and collision-free on the hearing instrument shell, implemented on a computer with software modules for different types of in-the-ear hearing instruments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual faceplate placement is used, then flexibility in positioning is maintained, but the process becomes labor-intensive and time-consuming
Solution Approach 1:
The system performs automatic faceplate placement using computer algorithms that independently determine optimal positioning based on anatomical features and collision detection, eliminating the need for manual operator intervention in the placement process
Solution Approach 2:
The manual mechanical process of faceplate placement is replaced with an automated computer-based system using algorithms, 3-D data processing, and software modules to determine and verify optimal positioning
2Reliability
If manual faceplate placement is used, then operator judgment can be applied, but collision with electronic components may occur
Solution Approach 1:
The system uses collision detection algorithms that provide feedback on potential conflicts between the faceplate and electronic components, allowing automatic adjustment of positioning to ensure collision-free placement while maintaining design efficiency
Solution Approach 2:
The system performs preliminary collision detection and anatomical feature analysis before final faceplate placement is determined, identifying and resolving potential conflicts in advance to ensure reliable collision-free positioning
3Productivity
If automated faceplate placement is implemented, then design efficiency is improved, but anatomical accuracy may be compromised
Solution Approach 1:
The automated system uses advanced computer algorithms and 3-D data processing to accurately identify anatomical features and determine optimal faceplate positioning, replacing manual methods while maintaining or improving anatomical precision
Solution Approach 2:
The system utilizes 3-D data representations and multi-dimensional analysis of anatomical features to achieve precise automated positioning, adding spatial dimensions to the placement process that enhance both efficiency and accuracy
4Reliability
If automated collision detection is used, then component safety is ensured, but computational complexity increases
Solution Approach 1:
The collision detection process is divided into distinct software modules that handle different aspects of the analysis separately, managing computational complexity through structured segmentation of the detection algorithm
Data Source
AI summary
A method is provided for automatically determining the position of and placing a faceplate assembly on a hearing instrument shell that takes into account patient anatomical features. These anatomical features of the shell are used as landmarks for ensuring that the final position of the faceplate on the hearing instrument is optimized both in terms of esthetics and increased comfort. The protocols defined herein take advantage of the intrinsic features of the human ear anatomy and the geometry of the electronic components to ensure that design and manufacturing of ITEs are optimized for efficiency and the process can be completely automated to ensure consistence and practice reproducibility.