3D Joint Damage Visualization System for Surgical Decision Support

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Solution Overview

Problem

Conventional methods for determining and visualizing damage to anatomical joints are inefficient, as they only convey a fraction of the information gathered by medical experts, leading to inadequate decision support for surgeons and orthopedic staff.

Innovation Solution

A system and method that involves receiving medical image stacks, generating three-dimensional image representations, determining damage, marking anatomical structures, and creating a graphical user interface with manipulation and browsing functionalities to visualize and interact with 3D models of anatomical joints, allowing for more comprehensive communication of damage information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If conventional annotation formats are used to communicate medical expert analysis, then the process is simple and easy to implement, but only a fraction of the information gathered by the medical expert can be communicated, leading to inadequate decision support

Engineering Contradiction:
Improveinformation communication completenessVSAvoiddecision support system complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent transitions from 2D annotation formats to 3D visualizations of anatomical joints, allowing comprehensive representation of damage information in three-dimensional space. This dimensional expansion enables complete communication of spatial relationships and damage characteristics that cannot be conveyed in traditional 2D annotations.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The system creates digital 3D copies of the anatomical joint based on medical imaging data (CT or MRI scans). These digital replicas preserve all structural information and allow for detailed visualization and manipulation without losing any original diagnostic information, thereby communicating the full extent of damage to surgeons.

Inventive Principle:
Principle #26Copying

2Reliability

If detailed 3D visualizations with manipulation functionalities are implemented, then comprehensive damage information can be communicated to surgeons, but the system complexity and development effort increase

Engineering Contradiction:
Improvedecision support qualityVSAvoidsystem implementation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system integrates multiple functions into a unified 3D visualization platform: damage detection, 3D modeling, interactive manipulation, and communication tools. This multi-functional approach ensures reliable decision support while avoiding the need for multiple separate systems, thereby managing overall complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces a computer as an intermediary that processes medical imaging data and generates 3D visualizations. This intermediary automates complex computational tasks including image segmentation, 3D reconstruction, and damage analysis, reducing the burden on medical experts while ensuring consistent and reliable information presentation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If manual analysis and annotation by medical experts is used, then the implementation process is straightforward, but the efficiency and completeness of damage determination is limited

Engineering Contradiction:
Improvedamage determination efficiencyVSAvoiddamage information completeness
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The patent replaces manual mechanical analysis methods with automated computer-based image processing and 3D visualization systems. This substitution dramatically increases productivity by automatically processing medical images and generating comprehensive damage assessments, while preserving all relevant information that would be difficult to capture through manual annotation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS11250561B2Determination and visualization of damage to an anatomical joint
Publication Date: 2022.02.15 EPISURF IP MANAGEMENT
  • US11250561B2 patent drawing
  • US11250561B2 patent drawing
  • US11250561B2 patent drawing

AI summary

A system for determining and visualizing damage to an anatomical joint of a patient. The system is to: obtain a three dimensional image representation of an anatomical joint which is based on a medical image stack; determine damage to an anatomical structure in the anatomical joint by analyzing the medical image stack; mark damage to the anatomical structures in the obtained three dimensional image representation; obtain a 3D model based on the three dimensional image representation; and create a graphical user interface (GUI). The GUI may comprise: functionality to visualize and enable manipulation of the at least one 3D model; functionality to enable removal of the visualization of the anatomical structure from the 3D model; functionality to visualize and enable browsing of the medical image stack; and functionality to visualize the position of the medical image that is currently visualized.