Medical Image Assignment by Doctor Aptitude and Lesion Type

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Solution Overview

Problem

Existing medical image processing systems face inefficiencies when multiple doctors with varying specialties and experience levels interpret medical images, leading to reduced interpretation accuracy and operating efficiency.

Innovation Solution

A medical image processing apparatus that analyzes images, registers doctor aptitudes, and decides which doctor to assign specific images based on lesion type and imaging modality, optimizing the interpretation process by matching images with suitable interpreters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple doctors with varying specialties interpret medical images, then the workload is distributed, but interpretation accuracy decreases due to mismatch between lesion type and doctor expertise

Engineering Contradiction:
Improveworkload distributionVSAvoidinterpretation accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system assigns different types of medical images to different doctors based on their specific expertise areas. Each doctor has specialized knowledge for particular lesion types or imaging modalities, and the assignment unit matches images to doctors whose aptitude profiles align with the specific image requirements, ensuring high-quality interpretation for each case

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system uses aptitude information parameters (specialties, experience levels, performance metrics) to dynamically determine doctor-image assignments. The assignment unit compares image characteristics with doctor aptitude parameters to optimize matching, changing the assignment parameters based on the specific combination of image type and doctor capabilities

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If medical images are assigned randomly to doctors, then the assignment process is simple, but interpretation accuracy and operating efficiency decrease

Engineering Contradiction:
Improveassignment process simplicityVSAvoidinterpretation accuracy
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system automatically performs doctor-image assignment without requiring manual intervention. The assignment unit independently evaluates image characteristics and doctor aptitude information, then makes optimal assignments autonomously, eliminating the need for complex manual scheduling while maintaining high interpretation accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-registers aptitude information for each doctor before assignment is needed. This preliminary data collection and organization enables the assignment unit to quickly and accurately match images to appropriate doctors without time-consuming evaluation during the assignment process itself

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If all medical images are interpreted by the same doctor, then interpretation consistency is maintained, but operating efficiency and overall accuracy decrease

Engineering Contradiction:
Improveinterpretation consistencyVSAvoidoperating efficiency
Core Design Contradiction:
Stability of the object's compositionVSProductivity

Solution Approach 1:

The system divides the interpretation workload into specialized segments, assigning different types of medical images to different doctors based on their expertise. This segmentation allows each doctor to focus on specific lesion types or modalities where they have proven competence, maintaining consistency within each specialty while improving overall system efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The assignment system creates a multi-functional interpretation team where each doctor specializes in certain areas but can handle various types of images. The system optimally distributes work across multiple capable doctors, achieving both specialization benefits and overall system versatility

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

4Speed

If medical images are assigned without considering doctor aptitude, then the assignment process is fast, but interpretation accuracy and lesion detection improve

Engineering Contradiction:
Improveassignment speedVSAvoidlesion detection accuracy
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The system pre-registers and stores aptitude information for each doctor including specialties, experience levels, and performance metrics before assignment is needed. This preliminary preparation enables the assignment unit to quickly retrieve and compare aptitude data with image characteristics, making fast yet accurate assignments without time-consuming evaluations during the assignment process

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses historical interpretation results and performance data as feedback to continuously refine aptitude information for each doctor. This feedback mechanism allows the system to learn from past performance and improve future assignment accuracy, ensuring that doctors are consistently matched with image types where they demonstrate superior lesion detection capabilities

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10552672B2Medical image processing apparatus, medical image processing method, and program
Publication Date: 2020.02.04 CANON KK
  • US10552672B2 patent drawing
  • US10552672B2 patent drawing
  • US10552672B2 patent drawing

AI summary

A medical image processing apparatus includes a unit configured to analyze a target medical image, a unit configured to register information representing an aptitude of each doctor with respect to interpretation of a specific lesion and a modality used by each doctor, and a unit configured to, when the analysis result includes information associated with a lesion, decide an assigned doctor based on information representing the aptitude of each doctor with respect to interpretation of the specific lesion, and, when the analysis result includes no information associated with a lesion, decide an assigned doctor based on the modality.