Automated Brain CT Hematoma Segmentation via Threshold and Watershed Analysis

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Solution Overview

Problem

Conventional hematoma screening systems rely on manual segmentation of images, which is time-consuming and prone to human error, posing risks in critical situations where rapid and accurate diagnosis is essential.

Innovation Solution

An automated method and apparatus that perform threshold and watershed procedures on brain scan data to generate segments based on blood volumes, integrating statistics into image data for rapid and accurate hematoma analysis, allowing users to view characteristics with a simple input.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual segmentation of images is used, then ease of operation is maintained, but time consumption increases and accuracy decreases

Engineering Contradiction:
Improvesegmentation accuracyVSAvoidtime consumption
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical segmentation processes with automated computer-based image processing algorithms. The system automatically detects, segments, and measures hematoma characteristics from CT scan images, eliminating the need for manual intervention while improving both speed and consistency of analysis.

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

Solution Approach 2:

The image analysis system performs self-service by automatically executing the complete segmentation and measurement process without requiring manual input. The automated algorithms independently complete tasks such as thresholding, region identification, and statistical calculation, allowing the system to serve itself rather than requiring human operators.

Inventive Principle:
Principle #25Self-service

2Reliability

If manual segmentation is used, then device complexity is reduced, but reliability decreases due to human error

Engineering Contradiction:
Improvediagnosis reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces human manual operations with automated computational algorithms, substituting mechanical manual segmentation with digital image processing. This substitution eliminates human error while managing system complexity through standardized, reproducible algorithmic processes that can be consistently applied.

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

Solution Approach 2:

The system incorporates feedback mechanisms where automated algorithms continuously process image data, verify segmentation results, and provide quantitative measurements. The feedback loop ensures consistent application of segmentation criteria and allows for quality control through automated verification of diagnostic findings.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8467585B2Methods and apparatus to analyze computed tomography scan data
Publication Date: 2013.06.18 GE PRECISION HEALTHCARE LLC
  • US8467585B2 patent drawing
  • US8467585B2 patent drawing
  • US8467585B2 patent drawing

AI summary

Methods and apparatus to analyze healthcare images are disclosed. An example method includes performing a threshold procedure and a watershed procedure on data obtained via a scan of a brain to generate a plurality of segments based on blood volumes associated with the segments; generating one or more statistics related to the each of the segments; and integrating the statistics into image data associated with the scan such that a first one of the statistics corresponding a first one of the segments is to be displayed to a user of the image data in response to receiving an input from the user in connection with the first one of the segments.