Tomographic Image Analysis Superimposing Text Findings on Ocular Regions

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Solution Overview

Problem

Conventional image processing technologies for anterior ocular segment observation fail to effectively associate and display abnormalities in tomographic images, making it difficult for doctors to recognize the relationship between the content of the abnormality and the image.

Innovation Solution

An image processing apparatus that acquires tomographic images, performs structural analysis to detect abnormal portions, and displays the findings as sentences or words superimposed on the images, allowing for easier recognition of the relationship between the abnormality and the image.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If the finding is displayed as a separate element from the tomographic image, then the finding content can be clearly presented, but it becomes difficult for doctors to easily recognize the relationship between the finding and the image

Engineering Contradiction:
Improverelationship recognitionVSAvoidfinding display clarity
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent combines the finding display with the tomographic image by superimposing the finding text directly onto the image at the location corresponding to the abnormal portion. This merging approach allows doctors to view both the image and the finding content simultaneously in one display, making it easy to recognize the relationship between the finding and the image while maintaining clear presentation of the finding content

Inventive Principle:
Principle #5Merging (Combining)

2Loss of information

If the finding is superimposed on the tomographic image, then the relationship between the finding and the image becomes easily recognizable, but the visibility of the image may be reduced due to overlap

Engineering Contradiction:
Improverelationship recognitionVSAvoidimage visibility
Core Design Contradiction:
Loss of informationVSIllumination intensity

Solution Approach 1:

The patent applies local quality by positioning the finding text at specific locations on the tomographic image that correspond to the abnormal portions detected. The finding is superimposed only at relevant locations rather than uniformly across the entire image, and the display position is adjusted to avoid overlapping with important image regions, thus maintaining image visibility while enabling relationship recognition

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10349826B2Image processing apparatus, image processing method, and storage medium
Publication Date: 2019.07.16 CANON KK
  • US10349826B2 patent drawing
  • US10349826B2 patent drawing
  • US10349826B2 patent drawing

AI summary

An image processing apparatus includes a detecting unit configured to execute structural analysis on a tomographic image acquired by an acquiring unit and detect an abnormal portion of the eye; and a display control unit configured to cause a displaying unit to display a finding of the abnormal portion detected by the detecting unit, as a sentence or a word in a manner superimposed on the tomographic image.