Medical Image Thumbnail Display Control with Anatomical Area Selection

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Solution Overview

Problem

Medical image display systems require significant user effort to adjust display conditions for different anatomical areas within a medical image, as thumbnails only specify the image without optimal display settings, necessitating additional changes post-selection.

Innovation Solution

A display control apparatus and method that generates thumbnails with reduced images and determines display conditions based on designated positions, allowing for the automatic display of medical images in suitable conditions for the selected area, reducing user effort by integrating display control units to display medical images corresponding to the thumbnail selection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a thumbnail is used to specify medical image data, then image selection is simplified, but display condition adjustment requires additional user effort

Engineering Contradiction:
Improveimage selectionVSAvoiddisplay condition adjustment time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-calculating and storing optimal display conditions (window level, window width, density conversion parameters) for each anatomical area within the medical image data before the user needs them. When a user selects a thumbnail and designates an anatomical area, the system retrieves these pre-prepared display conditions immediately, eliminating the need for users to manually adjust display parameters after image selection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies self-service by automatically determining and applying appropriate display conditions based on the designated anatomical area in the thumbnail. The display control unit autonomously selects optimal display parameters without requiring user intervention, making the system serve itself by intelligently adapting to the user's intended observation area.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If manual display condition adjustment is required after thumbnail selection, then flexibility is maintained, but user effort increases

Engineering Contradiction:
Improvedisplay condition flexibilityVSAvoidoperational simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies parameter changes by dynamically adjusting display parameters (window level, window width, density conversion values) based on the anatomical area designated in the thumbnail. The system automatically modifies these parameters to optimize the display for the specific anatomical region the user wants to observe, providing adaptability without requiring manual user adjustment.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system performs preliminary action by pre-establishing multiple sets of display conditions corresponding to different anatomical areas. When the user designates an area in the thumbnail, the system switches to the appropriate pre-configured display parameters, maintaining flexibility while eliminating manual adjustment effort.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If density conversion is performed for different anatomical areas, then interpretation accuracy improves, but processing complexity increases

Engineering Contradiction:
Improveinterpretation accuracyVSAvoiddisplay control complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent applies local quality by applying different density conversion parameters and display conditions to different anatomical areas within the same medical image. Each anatomical area has its own optimized display parameters tailored to its specific characteristics, allowing high interpretation accuracy for each region while the system manages the complexity through automated area-based parameter selection.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system applies segmentation by dividing the medical image into distinct anatomical areas and assigning specific display conditions to each segment. This allows the system to handle multiple display parameter sets simultaneously for different regions, improving interpretation accuracy while managing complexity through structured area-based organization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10222954B2Image display apparatus, display control apparatus and display control method using thumbnail images
Publication Date: 2019.03.05 CANON KK
  • US10222954B2 patent drawing
  • US10222954B2 patent drawing
  • US10222954B2 patent drawing

AI summary

A display control apparatus for displaying medical image data generates a thumbnail for selecting medical image data, using a reduced image obtained from the medical image data. In the thumbnail, partial areas are set according to anatomical areas obtained from the medical image data. In response to an instruction to select the thumbnail that is displayed, the display control apparatus displays a medical image corresponding to the thumbnail. The display control unit determines a display content of the medical image that is to be displayed on the display unit, based on a designated position in the thumbnail in the instruction.