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Realizing a Realtime Shared Patient Chart using a Universal Message Forwarding Architecture.

Achim Michel-Backofen1, Robert Demming, Rainer Röhrig

  • 1Department of Medical and Administrative Data Processing, University of Gießen, Gießen, Germany.

Studies in Health Technology and Informatics
|September 15, 2005
PubMed
Summary
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A real-time shared patient chart system, ICUData, was developed to meet clinical needs in intensive care units. This system enables instant patient data exchange, improving communication and documentation efficiency.

Area of Science:

  • Medical Informatics
  • Computer Science in Medicine
  • Health Information Systems

Background:

  • Intensive Care Units (ICUs) require efficient patient data management.
  • Existing systems often face delays in data access, impacting real-time decision-making.
  • The Department for Anesthesiology and Intensive Care Medicine at University Hospital of Giessen sought improved communication infrastructure.

Purpose of the Study:

  • To describe the clinical needs driving the development of a real-time shared patient chart.
  • To detail the informational methodology behind the ICUData system.
  • To present the architecture and benefits of a novel patient data management system.

Main Methods:

  • Development of a four-tier system architecture: modular clients, message forwarders, application servers, and a relational database management system.

Related Experiment Videos

  • Utilization of Health Level Seven (HL7) messages for inter-layer communication.
  • Implementation of a message forwarder layer to enable instant data exchange, bypassing direct database access delays.

    • Main Results:

    • The ICUData system, incorporating a real-time shared patient chart, has been in routine use since February 1999.
    • The message forwarder layer facilitates instant patient data exchange, even under high workload conditions like patient monitoring.
    • The system functions as a 'blackboard' for patient data, allowing shared access under real-time conditions.

    Conclusions:

    • The developed system effectively addresses clinical needs for real-time patient data sharing in ICUs.
    • The innovative architecture enhances communication efficiency and data accessibility within the Patient Data Management System (PDMS).
    • The system has been successfully adopted by clinical users, documenting over 18,000 patient stays.