Intraluminal Image Display Segmentation for Stent Assessment

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Solution Overview

Problem

Current intraluminal imaging systems face challenges in efficiently displaying and comparing multiple intraluminal images, particularly due to the complexity of interpreting and analyzing these images, which often requires significant operator input and can lead to inaccuracies.

Innovation Solution

The system provides a method for displaying multiple intraluminal images on a single screen, allowing for simultaneous viewing of images from different locations within a body lumen. This includes automatic measurement and comparison of anatomical features, such as lumen diameter and area, across the images.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple intraluminal images are displayed on a single screen, then image comparison efficiency is improved, but device complexity increases

Engineering Contradiction:
Improveimage comparison efficiencyVSAvoiddisplay system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent divides the display screen into multiple distinct regions, with each region dedicated to showing a specific intraluminal image from different locations. This segmentation allows simultaneous visualization of multiple images without overwhelming the user, improving comparison efficiency while maintaining manageable system complexity through structured layout organization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from sequential single-image display to simultaneous multi-image display by utilizing the spatial dimension of the screen. By arranging images in different spatial regions rather than displaying them one after another, the system enables efficient comparison of multiple intraluminal images from different locations without requiring additional display devices.

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

2Measurement precision

If automatic measurement is implemented, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improveanatomical feature measurement accuracyVSAvoidprocessing system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent implements automatic measurement capabilities that enable the system to independently perform anatomical feature measurements without requiring manual operator intervention. The processing system automatically analyzes the intraluminal images, identifies anatomical features, and calculates measurements such as lumen diameter and area, thereby improving measurement precision while the automation reduces the complexity of operator training and execution.

Inventive Principle:
Principle #25Self-service

3Loss of information

If multiple images from different locations are displayed simultaneously, then information completeness is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveinformation completenessVSAvoidimage interpretation difficulty
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent assigns different visual characteristics to different image regions, such as varying sizes, positions, or visual emphasis based on the clinical significance of each location. This local quality differentiation helps operators quickly identify and focus on critical areas while maintaining comprehensive information display, thereby improving ease of operation without sacrificing information completeness.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach enhances the efficiency of image interpretation and comparison, reducing the learning curve for operators and minimizing inaccuracies, thereby improving clinical and therapeutic outcomes for patients.

Implementation Method 1

The IVUS device may be passed into the vessel and guided to the area to be imaged. The transducers emit ultrasonic energy and receive ultrasound echoes reflected from the vessel.

Methodology Applied
Scientific EffectUltrasound: Ultrasound

Implementation Method 2

The transducers emit ultrasonic energy and receive ultrasound echoes reflected from the vessel.

Methodology Applied
Scientific EffectEcho: Echo

Data Source

PatentUS20250186018A1Systems, devices, and methods for displaying multiple intraluminal images in luminal assessment with medical imaging
Publication Date: 2025.06.12 PHILIPS IMAGE GUIDED THERAPY CORP
  • US20250186018A1 patent drawing
  • US20250186018A1 patent drawing
  • US20250186018A1 patent drawing

AI summary

Systems, devices, and methods for displaying multiple intraluminal images in a luminal assessment are provided. An intraluminal imaging device is provided which is configured to be positioned within a body lumen of a patient and receive imaging data associated with the body lumen. The intraluminal imaging device may be in communication with a controller configured to display two or more transverse images of the body lumen on a single display device. The system may also be configured to automatically measure, display, and compare measurements of features, including misalignment or malapposition of a stent, the diameter and area of the stent at various locations along the stent, as well as the diameter and area of the lumen before the stent is positioned.