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A prototype generalized network technology for hospitals: initial implementation

S G Tolchin, R L Stewart, S A Kahn

    Journal of Medical Systems
    |August 1, 1982
    PubMed
    Summary
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    This study demonstrates a distributed hospital information system using intelligent local area communications network (LACN) technology. The system integrates multiple computers, maintaining functional autonomy and enhancing data processing capabilities.

    Area of Science:

    • Health Informatics
    • Computer Science
    • Network Engineering

    Background:

    • Hospital information systems often face challenges with integrating heterogeneous, stand-alone systems.
    • Distributed data processing can improve efficiency and data accessibility in healthcare settings.

    Purpose of the Study:

    • To describe a demonstration implementation of a distributed hospital information system.
    • To showcase the use of intelligent local area communications network (LACN) technology for system integration.

    Main Methods:

    • Implementation of a distributed data-processing hospital information system at UCSF Medical Center.
    • Integration of four heterogeneous, stand-alone minicomputers using LACN technology.
    • Utilizing a fiber-optic communications medium with ISO/OSI Model-based protocol support.

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    Main Results:

    • Successful integration of PID/Registration, Outpatient Pharmacy, Clinical Laboratory, and Radiology/Medical Records application systems.
    • Maintenance of functional autonomy for each application system without operating system modifications.
    • Demonstration of a reconfigurable and expandable network architecture.

    Conclusions:

    • Intelligent LACN technology provides an effective solution for integrating diverse hospital information systems.
    • Distributed architectures can enhance hospital data processing while preserving system autonomy.
    • The described system architecture is both robust and scalable for future expansion.