Health Score System for Continuous Patient Trend Monitoring

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Solution Overview

Problem

Current hospital patient care systems fail to provide effective continuity of care due to bulky and awkward medical records, making it difficult for healthcare providers to detect health trends and intervene promptly, leading to potential medical crises in patients.

Innovation Solution

A system that generates a continuous 'Health Score' by transforming various medical data into a single, usable value, plotted over time to display health trends, allowing for early detection of declining health and enabling timely intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If traditional medical records are maintained in bulky paper or unstructured electronic format, then complete medical information is recorded, but it becomes difficult to detect health trends and provides no guidance to medical staff

Engineering Contradiction:
Improvecompleteness of medical informationVSAvoidease of detecting health trends
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent transforms multiple medical parameters (vital signs, lab results, medication data) into a single synthesized parameter called the Health Score. This aggregation changes the form of data representation from voluminous individual measurements to a unified trend indicator, making it easy to detect health changes while preserving all underlying information.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The Health Score acts as an intermediary between raw medical data and clinical decision-making. Instead of requiring physicians to directly analyze bulky medical records, the system introduces this intermediate synthesized metric that translates complex data into actionable health trend information.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple physicians and nurses care for a single patient during hospital stay, then comprehensive medical expertise is applied, but continuity of care becomes extremely difficult to maintain

Engineering Contradiction:
Improvemedical expertise coverageVSAvoidcontinuity of care
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The Health Score system serves as a universal communication tool that all caregivers can use regardless of their specialization. It provides a standardized method for assessing patient status that works across different disciplines (physicians, nurses, specialists), ensuring consistent understanding of patient condition throughout the care team.

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

Solution Approach 2:

The system continuously monitors and updates the Health Score based on new medical data, providing real-time feedback to all caregivers about patient status changes. This continuous feedback loop ensures that all team members have current information about health trends, maintaining care continuity even as personnel change.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If traditional Early Warning Systems (EWS) or Modified Early Warning Systems (MEWS) are used, then ICU transfer decisions can be made, but no other actionable information is provided and health trends cannot be detected

Engineering Contradiction:
ImproveICU transfer decision accuracyVSAvoidhealth trend information
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent segments the Health Score into multiple component measures that contribute to the overall score. This segmentation allows the system to provide both the synthesized Health Score for trend detection and the individual component values for specific clinical decisions like ICU transfer, preserving both types of information simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system adds a new dimension to traditional EWS/MEWS by plotting the Health Score over time to create visual trend graphs. This temporal dimension transforms static threshold-based warnings into dynamic trend analysis, enabling detection of health changes before they reach crisis levels while maintaining the ability to make ICU transfer decisions.

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

Data Source

PatentUS8092380B2System and method for improving hospital patient care by providing a continual measurement of health
Publication Date: 2012.01.10 SPACELABS HEALTHCARE LLC
  • US8092380B2 patent drawing
  • US8092380B2 patent drawing
  • US8092380B2 patent drawing

AI summary

A system for improving hospital patient care by generating a Health Score. The system includes an interface module for receiving incoming medical data from a patient, a transformation module for transforming each of the medical datum into a transformed Health Score value, and a combination module for combining the transformed Health Score values corresponding to each of the medical datum into a single Health Score. A presentation and comparison module displays the Health Score as a Health Score plot over a predetermined time frame, such that a user may identify health trends in a patient by evaluating said Health Score plot.