Medical Information Processing Apparatus for Lesion Determination

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Solution Overview

Problem

Current medical diagnostic techniques face challenges in accurately determining cancer lesions due to the mismatch between morphological image information and property-based information from liquid biopsies, leading to difficulties in improving lesion determination accuracy.

Innovation Solution

A medical information processing apparatus that integrates image diagnosis and liquid biopsy data by performing a first analysis on medical images, a second analysis on specimen examination results, and a third analysis that combines both, using machine learning algorithms to determine a matching degree and set analysis conditions for improving diagnostic accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If image diagnosis is performed based on only image information, then the examination burden on the subject is reduced, but the lesion determination accuracy is insufficient because images to be determined to be malignant cancer are different depending on cancer subtypes

Engineering Contradiction:
Improvelesion determination accuracyVSAvoidexamination complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines image diagnosis results with liquid biopsy examination results to determine cancer lesions. The determination unit integrates both morphological image information and property-based liquid biopsy information, merging multiple diagnostic approaches to achieve more accurate lesion determination while managing the complexity through automated integration processes

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If liquid biopsy examination is added to image information, then more comprehensive cancer examination is performed, but the image information and examination information may not correspond to each other since one is morphological and the other is property information

Engineering Contradiction:
Improvelesion determination accuracyVSAvoidinformation correspondence difficulty
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent introduces a determination unit as an intermediary that bridges image diagnosis results and liquid biopsy examination results. This intermediary component analyzes both types of information and determines their correspondence, resolving the mismatch between morphological and property-based information through systematic integration and comparison processes

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent transforms both image diagnosis results and liquid biopsy results into comparable parameter formats. By converting different types of diagnostic information into standardized parameters that can be compared and integrated, the system enables effective correspondence between morphological and property-based information

Inventive Principle:
Principle #35Parameter changes

3Reliability

If multiple types of information are integrated for diagnosis, then the diagnostic comprehensiveness is improved, but the analysis complexity and processing difficulty increase

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidanalysis system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the diagnostic process into distinct functional units: an image diagnosis unit for analyzing image information, a liquid biopsy analysis unit for examining property-based information, and a determination unit for integrating results. This segmentation allows each component to specialize in specific tasks while maintaining overall system manageability and reduced processing complexity

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250117934A1Medical information processing apparatus, medical information processing method, and computer-readable storage medium
Publication Date: 2025.04.10 CANON KK
  • US20250117934A1 patent drawing
  • US20250117934A1 patent drawing
  • US20250117934A1 patent drawing

AI summary

A medical information processing apparatus according to an embodiment includes a first analysis unit, a second analysis unit, a determination unit, and a third analysis unit. The first analysis unit executes a first analysis based on a medical image of a subject. The second analysis unit executes a second analysis based on a specimen examination result of the subject. The determination unit determines a matching degree between the result of the first analysis by the first analysis unit and the result of the second analysis by the second analysis unit. The third analysis unit executes a third analysis based on the medical image and the specimen examination result according to analysis conditions based on the determination result of the matching degree by the determination unit, and determines diagnosis support information based on the medical image and the specimen examination result.