Medical Image Comparison with Synchronized Frame Movement

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Solution Overview

Problem

Current medical image retrieval systems do not effectively allow for the enlargement and synchronized movement of medical images within display frames, limiting the physician's ability to efficiently compare and analyze similar medical images for accurate diagnosis.

Innovation Solution

A control method for an information terminal that detects a region of interest in a target medical image, retrieves and displays similar images with corresponding regions of interest, and allows for the enlargement of these regions while maintaining frame sizes, along with synchronized movement of unselected images based on the area ratio of the regions of interest.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the number of similar medical images displayed is increased to provide more comparison options, then the completeness of diagnostic information is improved, but the display complexity and difficulty of observing details increase

Engineering Contradiction:
Improvenumber of similar medical images displayedVSAvoiddisplay screen complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The display screen is segmented into multiple display frames (first display frame, second display frame, etc.), with each frame dedicated to displaying one similar medical image. This segmentation allows multiple images to be displayed simultaneously in an organized manner, improving both the quantity of images displayed and the ease of observing each image without overwhelming complexity.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If the size of displayed medical images is enlarged to improve observation quality, then the detail visibility is improved, but the available display space for multiple images decreases

Engineering Contradiction:
Improveobservation quality of medical imagesVSAvoiddisplay space for multiple images
Core Design Contradiction:
Measurement precisionVSArea of stationary object

Solution Approach 1:

The system transitions from displaying images in a single dimension (one image at a time) to displaying images in multiple dimensions simultaneously (multiple images in separate frames on the same screen). Each display frame provides an enlarged view of the corresponding region of interest, allowing high observation quality while maintaining space for multiple images through spatial arrangement.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If multiple similar medical images are displayed simultaneously to enable comparison, then the diagnostic efficiency is improved, but the synchronization of image movement and alignment becomes more complex

Engineering Contradiction:
Improvediagnostic efficiencyVSAvoidimage synchronization complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The display system provides universal functionality by enabling simultaneous display and synchronized manipulation of multiple similar medical images within separate frames. The control unit coordinates image movement, enlargement, and alignment across all frames, allowing physicians to efficiently compare multiple images while the system handles the complexity of synchronization automatically.

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

4Measurement precision

If the region of interest is enlarged within each display frame to improve detail observation, then the measurement precision is improved, but the surrounding context information may be lost

Engineering Contradiction:
Improvedetail observation of region of interestVSAvoidsurrounding context information
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

Each display frame is segmented to display a specific similar medical image with its corresponding region of interest enlarged for detailed observation. By providing multiple segmented frames, the system allows the physician to focus on details in one frame while simultaneously viewing surrounding context and related features in adjacent frames, preventing information loss through comprehensive multi-frame display.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11250048B2Control method and non-transitory computer-readable recording medium for comparing medical images
Publication Date: 2022.02.15 PANASONIC HOLDINGS CORP
  • US11250048B2 patent drawing
  • US11250048B2 patent drawing
  • US11250048B2 patent drawing

AI summary

Similar medical images having a predetermined similarity to a region of interest in a medical image to be interpreted are received from a case search system. A display screen on which the received similar medical images are displayed is displayed on a display. The display screen includes display frames within which similar medical images are displayed. In response to an instruction for enlarging the similar medical images, corresponding regions of interest in the similar medical images are enlarged and displayed with the sizes of the display frames maintained unchanged on the display screen. In response to an instruction for causing a selected similar medical image among the enlarged and displayed similar medical images to move within a corresponding display frame, the other unselected similar medical image(s) is caused to move within a corresponding display frame synchronously with the movement of the selected similar medical image in the same movement direction.