Vascular Planar Mapping From 3D Models for Accessible Visualization

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Solution Overview

Problem

Existing medical software for three-dimensional vascular modeling is not universally available, limiting access for medical professionals and hindering effective visualization and interaction with complex vasculature information.

Innovation Solution

A method and system for generating a subject-specific two-dimensional model of vasculature by projecting a three-dimensional model onto a viewing plane, preserving vessel topology, and reconstructing meshes to convey vessel characteristics in a single image.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If three-dimensional vascular modeling is used, then comprehensive vascular information can be visualized, but specialized software is required which limits accessibility

Engineering Contradiction:
Improvevascular information completenessVSAvoidsoftware accessibility
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent transforms three-dimensional vascular models into two-dimensional planar representations, making the complex 3D vascular structure accessible on standard display devices without requiring specialized 3D visualization software. This dimensionality reduction maintains essential vascular topology information while enabling universal accessibility.

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

Solution Approach 2:

The patent creates a simplified two-dimensional copy or representation of the three-dimensional vascular model, preserving key topological features such as vessel branching, tortuosity, and relative positioning. This 2D representation can be displayed on conventional screens and does not require specialized software for interpretation.

Inventive Principle:
Principle #26Copying

2Measurement precision

If three-dimensional vascular models are used, then detailed vessel characteristics can be analyzed, but device complexity increases

Engineering Contradiction:
Improvevessel characteristic accuracyVSAvoidsoftware complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent extracts essential topological information from the three-dimensional vascular model and represents it in a simplified two-dimensional format. By taking out only the critical topological features (branching points, vessel paths, relative positions) and discarding complex 3D rendering requirements, the system maintains measurement precision while dramatically reducing device and software complexity.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent projects three-dimensional vascular data onto a two-dimensional plane, maintaining topological accuracy while eliminating the need for complex 3D rendering engines and specialized visualization software. This dimensional transformation simplifies the overall system while preserving analytical precision.

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

3Adaptability or versatility

If specialized software is used for three-dimensional modeling, then comprehensive vascular analysis is possible, but availability to all medical professionals is limited

Engineering Contradiction:
Improvevascular analysis capabilityVSAvoidsoftware availability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent creates a universal two-dimensional representation system that can be displayed on any standard display device without requiring specialized software. This multi-functional approach allows the same 2D vascular representation to be viewed on monitors, tablets, and smartphones, making the vascular analysis capability universally accessible to all medical professionals regardless of their hardware or software ecosystem.

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

Solution Approach 2:

By converting three-dimensional vascular models into two-dimensional planar maps, the patent eliminates the dependency on specialized 3D visualization software. The 2D representation can be rendered using simple graphics libraries and displayed on any standard screen, thereby achieving universal availability across different devices and platforms.

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

Data Source

PatentUS20250253035A1Systems and methods for processing electronic images to determine a planar mapping
Publication Date: 2025.08.07 HEARTFLOW INC
  • US20250253035A1 patent drawing
  • US20250253035A1 patent drawing
  • US20250253035A1 patent drawing

AI summary

A computer-implemented method for processing electronic images for subject-specific two-dimensional modeling of a subject's vasculature, comprising: receiving one or more subject-specific three-dimensional models of the subject's vasculature, wherein the subject-specific three-dimensional model includes a representation of the vascular tree structure; determining a two-dimensional viewing plane; determining a projection of the representation of the vascular tree structure of the one or more subject-specific three-dimensional model onto the two-dimensional viewing plane; generating one or more subject-specific three-dimensional models around the representation of the vascular tree structure; and generating a two-dimensional image depicting the one or more generated models.