Integrated Eye Examination System for Primary Care Diagnostics

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Solution Overview

Problem

Primary care physicians, lacking specialized skills, face difficulties in performing comprehensive eye examinations due to the complexity of medical eye examination instruments, which requires specific knowledge and techniques.

Innovation Solution

An extended medical test system that includes an image capture device for capturing patient images of the eye and surrounding facial area, an evaluation device to determine points of interest, compare properties, and evaluate changes, allowing for user-friendly diagnostic functions that can be used by non-specialized practitioners.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If multiple specialized eye examination instruments are used, then diagnostic accuracy is improved, but device complexity and operational difficulty increase

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidinstrument complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple specialized eye examination instruments (keratometer, ophthalmoscope, tonometer) into a single integrated device that can perform all these functions through different modes or attachments, eliminating the need for multiple separate instruments while maintaining diagnostic accuracy

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The examination device is designed with multi-functionality to perform various eye examinations including refraction testing, intraocular pressure measurement, and fundus examination, allowing a single device to replace multiple specialized instruments and make the system accessible to primary care practitioners

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple specialized instruments are used, then comprehensive diagnosis is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvediagnostic comprehensivenessVSAvoidoperational ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The device incorporates automated features and computerized analysis that reduce the need for highly skilled manual operation, with the system automatically processing examination data and generating diagnostic reports, making comprehensive eye examinations accessible to practitioners without specialized training

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent introduces a computerized evaluation system that acts as an intermediary between the examination device and the practitioner, automatically analyzing examination data and providing diagnostic recommendations, thereby bridging the gap between complex measurements and easy interpretation

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10835120B2Extended medical test system
Publication Date: 2020.11.17 WELCH ALLYN INC
  • US10835120B2 patent drawing
  • US10835120B2 patent drawing
  • US10835120B2 patent drawing

AI summary

An extended medical test system provides a user-friendly apparatus that can be used to perform a plurality of diagnostic functions. In an example of an eye examination system, the system is configured to capture one or more patient images containing a patient's eye and a surrounding body portion, and perform additional diagnostic functions as well as the eye examination.