EMS Decision Support Interface for Time-Critical Differential Diagnosis
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Solution Overview
Problem
Existing automated differential diagnosis systems have not been accepted in emergency medical settings due to their interference with critical care procedures and the inaccessibility of patient medical history during acute conditions, leading to delays that can significantly impact patient outcomes.
Innovation Solution
A system that integrates clinical decision support into the caregiver's workflow, providing an integrated view of physiological data, therapeutic treatment, and patient history, using a touchscreen interface on a defibrillator and a communicably coupled tablet to guide caregivers through differential diagnosis and treatment pathways, with dynamic visual adjustments to assist in decision-making.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If automated differential diagnosis systems are implemented, then diagnostic accuracy is improved, but they interfere with critical care procedures and cause delays
Solution Approach 1:
The system pre-loads and organizes differential diagnosis options, treatment pathways, and patient history data before the caregiver needs to make a decision. The interface is prepared with all relevant information readily accessible, eliminating the time required to search for or organize data during critical moments.
Solution Approach 2:
The interface is divided into distinct, easily navigable sections for different diagnostic categories and treatment options. This segmentation allows caregivers to quickly access specific information without being overwhelmed by the entire dataset, reducing cognitive load and decision time.
2Measurement precision
If comprehensive patient data is made accessible, then diagnostic accuracy is improved, but the interface becomes complex and distracting
Solution Approach 1:
Different sections of the interface provide different levels of detail and complexity based on the specific diagnostic need. Critical care procedures display simplified, high-priority information, while less urgent areas can show more comprehensive data. This local customization reduces overall perceived complexity while maintaining diagnostic completeness.
Solution Approach 2:
The interface dynamically adjusts its complexity and information display based on the current clinical context, patient condition, and caregiver preferences. During active resuscitation, the interface shows only critical parameters and immediate actions, while allowing detailed views on demand, thus adapting to the situation rather than imposing fixed complexity.
3Reliability
If real-time physiological data monitoring is implemented, then treatment effectiveness is improved, but the system requires additional resources and infrastructure
Solution Approach 1:
The defibrillator system performs multiple functions including cardiac rhythm analysis, defibrillation delivery, and integrated clinical decision support with physiological monitoring. By combining these functions into a single platform, the system eliminates the need for separate dedicated monitoring equipment, reducing infrastructure requirements while maintaining comprehensive treatment capabilities.
Data Source
AI summary
Embodiments of the present invention include systems and methods for display and navigation of a clinical decision support process with portions thereof on separate display screens, as well as systems and methods for dynamically changing visual characteristics of softkeys on a patient monitor/defibrillator user interface screen based on clinical decision support or differential diagnosis processes, as well as a code review interface configured to permit a user to see what was displayed on a patient monitor/defibrillator user interface screen at any time during a medical event, as well as to see snapshots of other recorded parameters over the course of the medical event for purposes of code review, patient transfer, and improved patient care.