Dynamic Extraction Range for Endoscope Image Processing

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Solution Overview

Problem

In endoscope systems, existing technologies face challenges in efficiently extracting and prioritizing images of interest, such as bleeding sites, from captured data, leading to potential missed diagnoses due to inadequate image processing and reference value management.

Innovation Solution

An image processing device and method that calculates an evaluation value for captured images, determines if it falls within a specific extraction range, extracts images of interest, and updates the extraction range based on the evaluation value, ensuring that critical images are identified and notified to medical practitioners promptly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed extraction range is used to identify images of interest, then the extraction process is simple and fast, but it cannot adapt to new types of lesions or varying diagnostic standards, leading to missed diagnoses

Engineering Contradiction:
Improveadaptability of extraction rangeVSAvoidcomplexity of extraction range management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The extraction range is transformed from a static fixed value to a dynamic range with upper and lower bounds. The processor dynamically adjusts the extraction range based on evaluated importance values, allowing the system to adapt to different lesion types and diagnostic requirements while maintaining efficient processing through automated range management

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system automatically updates the extraction range based on evaluated images without requiring manual reconfiguration. By using the evaluated importance values from processed images to automatically adjust the extraction range boundaries, the system serves itself in adapting to new diagnostic standards and lesion types

Inventive Principle:
Principle #25Self-service

2Reliability

If all captured images are reviewed to ensure no critical information is missed, then diagnostic accuracy is maximized, but the time required for image review increases significantly

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidimage review time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system extracts only the most important images from the large set of captured images by evaluating their importance values and comparing them against the extraction range. This selective extraction approach ensures that critical diagnostic information is identified while significantly reducing the number of images that require detailed medical review

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system uses feedback from evaluated images to continuously refine the extraction range. By analyzing the importance values of processed images and automatically updating the extraction range boundaries, the system improves its ability to identify critical images over time, maintaining high diagnostic accuracy with efficient processing

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If the extraction range is updated frequently to capture new lesion types, then the system remains current with diagnostic standards, but the processing overhead and computational load increase

Engineering Contradiction:
Improvecurrency of extraction rangeVSAvoidprocessing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The extraction range is updated periodically based on evaluated images rather than continuously for every image. The processor determines whether to update the extraction range by comparing evaluated importance values against current boundaries, performing updates only when necessary to maintain currency with diagnostic standards while preserving processing efficiency

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS20230410300A1Image processing device, image processing method, and computer-readable recording medium
Publication Date: 2023.12.21 OLYMPUS MEDICAL SYST CORP
  • US20230410300A1 patent drawing
  • US20230410300A1 patent drawing
  • US20230410300A1 patent drawing

AI summary

An image processing device includes: a processor comprising hardware, the processor being configured to calculate an evaluation value of a captured image that is obtained by capturing a subject, determine whether or not the evaluation value is included in a specific extraction range recorded in a memory, extract the captured image as an image of interest including a lesion when the processor has determined that the evaluation value is included in the specific extraction range, and update the specific extraction range based on the evaluation value.