Medical Image Sorting Component for Diagnostic Priority

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Solution Overview

Problem

Medical image series with poor quality or low relevance for diagnostics are displayed first when a referring physician opens an examination, as they are acquired in time order, which is undesirable and hinders the display of high-relevance images.

Innovation Solution

An apparatus and method that utilize machine-defined and user-defined meta information to reorder medical images, prioritizing high-relevance images by sorting low-quality or irrelevant images, such as survey and reference scans, to the end of the stack, allowing important images to be displayed first when sent to a Picture Archiving and Communication System (PACS).

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If images are stored in time order of acquisition, then the storage and transfer process is simple, but low-quality survey and reference images are displayed first which hinders diagnostic efficiency

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

Solution Approach 1:

The patent changes the ordering parameter from temporal sequence to diagnostic relevance. By introducing a sorting component that reorders images based on their diagnostic value rather than acquisition time, high-quality diagnostic images are prioritized for display while maintaining the simplicity of the storage system.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The sorting component performs preliminary reordering of images before they are sent to PACS or displayed. This advance organization ensures that when a referring physician opens an examination, the most diagnostically relevant images are already positioned first, eliminating the need for manual reordering during review.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If survey and reference scans are stored first in the stack, then they are displayed first in simple image viewers, but these images have poor quality and low diagnostic relevance

Engineering Contradiction:
Improveease of image viewingVSAvoidimage quality
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent extracts low-quality survey and reference images from the beginning of the display sequence by reordering them to the end of the stack. This separation allows simple image viewers to continue functioning without modification while automatically prioritizing high-quality diagnostic images for initial review.

Inventive Principle:
Principle #2Taking out (Extraction)

3Manufacturing precision

If images are reordered based on clinical logic, then high-relevance images are displayed first, but additional sorting mechanisms are required

Engineering Contradiction:
Improveimage qualityVSAvoidsorting mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent introduces a sorting component as an intermediary between the storage component and the output interface. This mediator uses meta information about image diagnostic relevance to automatically reorder images, providing clinically logical sequencing without requiring complex modifications to the storage system or PACS infrastructure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8705824B2Apparatus and method for ordering stored images
Publication Date: 2014.04.22 KONINKLIJKE PHILIPS NV
  • US8705824B2 patent drawing
  • US8705824B2 patent drawing
  • US8705824B2 patent drawing

AI summary

An apparatus comprising—an imaging component for acquiring magnetic resonance images;—a storage component for storing the magnetic resonance images in a stack;—a sorting component for sorting the magnetic resonance images in the stack using machine defined meta information of the images; and—an interface for reading the ordered stack.