3D Medical Imaging Volume Tracking and Resolution Management

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Solution Overview

Problem

Current medical imaging systems lack the ability to track which portions of a three-dimensional imaging volume have been displayed, leading to the possibility that important features or abnormalities may not be detected if not all relevant areas are viewed.

Innovation Solution

A computing system that displays a three-dimensional imaging volume with navigation images at reduced resolution, allowing users to select and generate reformatted images along any plane, and visually distinguishes portions that have been displayed at full resolution, providing an interface to track and alert the viewer of unviewed regions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the entire imaging volume is displayed at full resolution, then the detail and quality of viewed regions is improved, but the display time and complexity of tracking all regions increases

Engineering Contradiction:
Improveimage resolutionVSAvoiddisplay time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The imaging volume is divided into multiple navigation planes, each displayed at reduced resolution. This segmentation allows the system to track and display different portions of the volume across multiple planes without requiring the entire volume to be displayed at full resolution simultaneously, thus reducing display time while maintaining the ability to view detailed regions when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system displays navigation images at reduced resolution for overview purposes, but maintains the capability to display specific regions of interest at full resolution. This local quality approach ensures that detailed viewing occurs only when and where needed, optimizing both display efficiency and image quality.

Inventive Principle:
Principle #3Local quality

2Area of stationary object

If navigation images are displayed at reduced resolution, then the entire navigation image fits on the display device, but the detail and clarity of the navigation image decreases

Engineering Contradiction:
Improvedisplay coverageVSAvoidnavigation image quality
Core Design Contradiction:
Area of stationary objectVSMeasurement precision

Solution Approach 1:

The navigation volume is divided into multiple navigation planes displayed at reduced resolution, allowing comprehensive coverage of the entire imaging volume on the display device. Each plane provides an overview while the system tracks which portions have been viewed, enabling transition to full-resolution viewing of specific regions when needed.

Inventive Principle:
Principle #1Segmentation

3Reliability

If the system tracks which portions of the imaging volume have been displayed, then the completeness of review is improved, but the device complexity increases

Engineering Contradiction:
Improvereview completenessVSAvoidtracking system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system pre-divides the imaging volume into navigable planes and pre-establishes tracking mechanisms to monitor which portions have been displayed. This preliminary structuring enables automatic tracking without requiring complex real-time analysis, as the system already has an organized framework for monitoring display completeness.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to the user regarding which portions of the imaging volume have been viewed and which remain unviewed. This feedback mechanism uses simple visual indicators based on the pre-established tracking framework, maintaining user-friendly operation while ensuring review completeness.

Inventive Principle:
Principle #23Feedback

4Productivity

If multiple navigation planes are displayed concurrently, then the user can navigate through the volume more efficiently, but the display device may not have sufficient resolution to show all planes clearly

Engineering Contradiction:
Improvenavigation efficiencyVSAvoidplane display quality
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The imaging volume is segmented into multiple navigation planes that are displayed concurrently at reduced resolution. This segmentation allows efficient navigation through different portions of the volume while accepting reduced resolution for the overview display, with the option to view specific regions at full resolution when selected.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7920152B2Systems and methods for viewing medical 3D imaging volumes
Publication Date: 2011.04.05 MERATIVE US LP
  • US7920152B2 patent drawing
  • US7920152B2 patent drawing
  • US7920152B2 patent drawing

AI summary

A method of automatically tracking the portions of a 3D medical imaging volume, such as the voxels, that have already been displayed according to use-defined display parameters, notating those portions, and providing the user with information indicating what portions of the imaging volume have been displayed at full resolution.