Medical Image Sequence Segmentation for Stent and Guidewire Visualization

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Solution Overview

Problem

Existing systems lack accurate visualization and efficient processing of medical images, particularly in interventional radiology, leading to challenges in the proper placement of stents and guidewires during coronary artery stenosis treatment.

Innovation Solution

A system utilizing a processor to perform image processing operations, including detection of objects like guidewires and stents, enhanced visualization through neural network models, and image segmentation techniques such as U-Net architecture, to improve accuracy and efficiency in medical imaging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional image processing methods are used for visualizing stents and guidewires, then the processing speed is maintained, but the visualization accuracy and precision are insufficient

Engineering Contradiction:
Improvevisualization accuracyVSAvoidprocessing complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary processing step that divides the image sequence into multiple sets of images, where each set contains consecutive images. This intermediary structure allows the system to apply complex processing operations selectively to specific image sets rather than the entire sequence, thereby improving visualization accuracy while managing processing complexity through structured segmentation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent segments the image sequence into multiple sets of images, with each set containing one or more consecutive images. This segmentation enables the system to apply advanced processing techniques to specific segments, improving overall visualization accuracy without requiring complex processing across the entire image sequence, thus balancing precision and complexity.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If advanced image processing operations are applied to the entire image sequence, then the visualization quality improves, but the processing time increases

Engineering Contradiction:
Improvedetection precisionVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent divides the image sequence into multiple sets of images, allowing the system to apply advanced detection and processing operations to specific sets rather than the entire sequence. This segmentation reduces the total processing time while maintaining high detection precision in critical image sets, effectively balancing quality and efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies advanced image processing operations selectively to specific sets of images rather than uniformly to the entire image sequence. This partial action approach focuses computational resources on image sets that require enhanced processing, thereby achieving high detection precision while minimizing overall processing time.

Inventive Principle:
Principle #16Partial or excessive action

3Measurement precision

If manual selection of image sets is performed, then the processing accuracy is maintained, but the operational efficiency decreases

Engineering Contradiction:
Improveobject detection precisionVSAvoidoperational efficiency
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent implements automatic detection mechanisms that identify and select image sets containing objects of interest without requiring manual intervention. The system autonomously performs object detection, determines relevant image sets, and processes them accordingly, thereby maintaining high detection precision while significantly improving operational efficiency by eliminating manual selection steps.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent incorporates feedback mechanisms where the system automatically detects objects in image sequences, uses detection results to identify relevant image sets, and applies processing operations based on this feedback. This closed-loop approach maintains high detection precision while improving operational efficiency through automated decision-making that eliminates manual selection.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12524875B2Systems and methods for image processing
Publication Date: 2026.01.13 SHANGHAI UNITED IMAGING HEALTHCARE
  • US12524875B2 patent drawing
  • US12524875B2 patent drawing
  • US12524875B2 patent drawing

AI summary

Systems and methods for image processing are provided. The method may include obtain an image sequence. The method may also include determine one or more sets of images from the image sequence, wherein each of the one or more sets of images includes one image or a plurality of consecutive images from the image sequence. The method may further include perform an image processing operation on at least one set of the one or more sets of images. The one or more image processing operation may include one or more of image segmentation, visualization, and image enhancement.