Emergency Care Event Logging With Consolidated Time-Stamped Records

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Solution Overview

Problem

Existing electronic health record (EHR) systems face complexity in interfaces due to the volume and structural relationships of patient information, which can be a nuisance for practitioners despite providing valuable information, and there is a need for improved documentation of emergency medical events during treatment.

Innovation Solution

A system comprising medical devices and mobile computing devices that facilitate the generation, consolidation, and interaction with time-stamped log entries of emergency medical events, utilizing proximity-based detection and differentiated interaction modes for adult and pediatric patients, with features like electrotherapy and CPR timers, and integration with additional computing devices for comprehensive event logging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If EHR systems provide comprehensive patient information, then the wealth of information available to practitioners is improved, but the interface complexity increases making it a nuisance for practitioners

Engineering Contradiction:
Improveinformation availabilityVSAvoidinterface complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent segments the comprehensive EHR information into distinct functional modules: patient identification module, event logging module, treatment documentation module, and outcome tracking module. Each module handles specific aspects of patient data independently, reducing the perceived complexity while maintaining comprehensive information availability. The event log specifically segments time-stamped events from other patient data, allowing practitioners to focus on chronological treatment events without being overwhelmed by the entire EHR system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary event log system that sits between the comprehensive EHR database and the practitioner interface. This event log acts as a mediator, filtering and presenting only the most relevant time-stamped treatment events in a simplified chronological format. The intermediary layer translates complex EHR data structures into straightforward event sequences, reducing interface complexity while preserving access to comprehensive patient information when needed.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If multiple devices log emergency medical events independently, then the completeness of event documentation is improved, but the difficulty of consolidating and accessing unified event information increases

Engineering Contradiction:
Improveevent documentation completenessVSAvoidsystem integration complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent implements a universal event log structure that can be instantiated across multiple devices (defibrillators, monitors, mobile devices) while maintaining consistent data formats and time-stamping protocols. Each device logs events to the same standardized structure with unique identifiers, allowing seamless consolidation. The event log design is multi-functional, serving both as a local record on individual devices and as a consolidatable stream for unified viewing, eliminating the need for complex custom integration for each device type.

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

Solution Approach 2:

The patent merges multiple independent event logs into a single consolidated event log through standardized communication protocols. Events from defibrillators, monitors, and manual inputs are combined into one chronological sequence with automatic time-synchronization. The system merges data from multiple sources while maintaining the ability to trace each event to its originating device, achieving unified event information access without requiring complex point-to-point integration between each device pair.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12512190B2Systems and methods for documenting emergency care
Publication Date: 2025.12.30 ZOLL MEDICAL CORPORATION
  • US12512190B2 patent drawing
  • US12512190B2 patent drawing
  • US12512190B2 patent drawing

AI summary

A system for documenting emergency medical events related to treatment of a patient is provided. The system includes a medical device configured to obtain physiological information from the patient and generate a first plurality of log entries that mark events that occur during treatment of the patient. The system also includes a mobile device configured to receive input for generating a second plurality of log entries that mark events that occur during treatment, establish a communicative connection with the medical device to access the first plurality of time-stamped log entries, and present, during the treatment of the patient, a single consolidated event log that includes the first plurality of log entries and the second plurality of log entries.