Trauma Mortality Prediction Device Using Segmented Machine Learning

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Solution Overview

Problem

Despite recent medical advancements, trauma-related mortality remains a significant problem, and there is a need for a method to quickly and accurately predict mortality for trauma patients visiting an emergency department.

Innovation Solution

A mortality prediction device equipped with processors and memory, which collects patient-related data, generates learning data groups by extracting specific data, and uses machine learning models to predict mortality. The device includes a pretreatment module to exclude data based on preset conditions and a prediction module that evaluates and selects the most accurate machine learning models.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional mortality assessment methods are used for trauma patients, then the process is simple and quick, but the prediction accuracy is insufficient

Engineering Contradiction:
Improvemortality prediction accuracyVSAvoidprediction system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The prediction system is segmented into distinct functional modules: data collection module, pretreatment module, learning data generation module, and prediction module. Each module handles specific tasks independently, allowing the complex prediction system to maintain high accuracy while managing complexity through modular architecture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A pretreatment module serves as an intermediary between raw data collection and machine learning prediction. This intermediary layer cleans and prepares data by excluding records with missing critical information, ensuring high-quality input for the prediction model without requiring changes to the underlying complex machine learning architecture.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If comprehensive patient data is collected and processed through multiple modules, then prediction accuracy improves, but the time required for processing increases

Engineering Contradiction:
Improvemortality prediction accuracyVSAvoiddata processing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The pretreatment module performs preliminary actions by pre-filtering and validating data before it reaches the prediction module. By excluding records with missing critical information in advance, the system prepares data efficiently, reducing processing time during actual prediction while maintaining high accuracy through comprehensive data collection.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If machine learning models are trained on filtered and processed data, then prediction reliability improves, but the complexity of data preparation increases

Engineering Contradiction:
Improveprediction reliabilityVSAvoiddata preparation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The data preparation process is segmented into distinct stages: data collection, pretreatment with exclusion criteria application, and learning data generation. This segmentation allows each stage to focus on specific reliability-enhancing tasks independently, improving overall prediction reliability while managing preparation complexity through structured modular processing.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250140421A1Mortality prediction device and method for trauma patients
Publication Date: 2025.05.01 UNIVERSITY INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
  • US20250140421A1 patent drawing
  • US20250140421A1 patent drawing
  • US20250140421A1 patent drawing

AI summary

A mortality prediction device of trauma patients includes a data collection module that collects patient-related data of patients visiting an emergency department for a certain period of time, a learning data generation module that generates a learning data group for one patient by extracting a plurality of preset data from the patient-related data, and a prediction module that inputs the learning data group into one or more machine learning models, respectively, to learn the machine learning models to predict mortality of the corresponding patient.