Medical Image Processing Apparatus for Cyclic Organ Synchronization

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Solution Overview

Problem

Conventional medical imaging technologies face challenges in synchronously displaying images of organs with cyclically varying shapes across different periods, increasing the burden on operators and hindering efficient medical diagnosis.

Innovation Solution

A medical image processing apparatus and method that select and generate combination information for images acquired in substantially equal time phases from different periods based on characteristics values indicative of the organ's shape, allowing for synchronized display of images from multiple studies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If images from different periods are manually aligned and displayed, then comparison between current and past clinical states can be performed, but the operator burden increases significantly

Engineering Contradiction:
Improveimage alignment precisionVSAvoidoperator burden
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system performs preliminary actions by automatically measuring shape characteristics values from images in both periods, pre-calculating correspondence relationships, and storing them before the actual comparison operation. This eliminates the need for operators to manually align images during the comparison process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system makes the image alignment process self-service by automatically selecting corresponding images based on shape characteristics values without requiring operator intervention. The computer automatically determines which images correspond to each other and displays them in synchronization.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If individual adjustment of display timings is performed for two images, then images at the same time phase can be compared, but the operation becomes a great burden on the operator

Engineering Contradiction:
Improvetime phase matching precisionVSAvoidadjustment time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system uses shape characteristics values as feedback to automatically determine correspondence between images. By measuring and comparing these objective parameters, the system can precisely match images from different periods without manual timing adjustments.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes from manual time phase adjustment to automatic parameter-based matching. By using shape characteristics values as the matching parameter, the system achieves precise time phase alignment automatically, eliminating the time-consuming manual adjustment process.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If three-dimensional images from different studies are aligned for comparison, then diagnostic accuracy improves, but the complexity of the process increases

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidprocessing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system introduces shape characteristics values as an intermediary parameter to bridge images from different studies. This intermediary enables automatic correspondence determination without requiring complex manual alignment procedures, simplifying the overall process while maintaining diagnostic accuracy.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8861809B2Medical image processing apparatus and medical image processing method
Publication Date: 2014.10.14 TOSHIBA MEDICAL SYST CORP
  • US8861809B2 patent drawing
  • US8861809B2 patent drawing
  • US8861809B2 patent drawing

AI summary

A medical image processing apparatus includes a selection unit which selects a combination of images acquired in substantially equal time phases in a cycle from a first image group including a plurality of first images acquired at different time points in a first period by imaging an organ whose shape cyclically varies and a second image group including a plurality of second images acquired at different time points in a second period different from the first period by imaging the organ based on a characteristics value indicative of characteristics of the shape of the organ measured from the first and second image groups, and a generation unit which generates combination information indicative of the combination selected by the selection unit.