Objective With the continuous informatization of medical information, medical
information sharing in hospitals and regions has become a global healthcare information
development trends. Providing more accurate and efficient information retrieval and
analysis functions for clinical scientific research, it is the future direction of
development of personal health record. Methods Based on the standard of health level 7(HL7)
and XML (extensible markup language) technology, the paper introduces the functions and
features of personal health record, emphatically analyzes its data model design and
implementation method,including data storage mode, storage method of MXL and database
model. Results By using of XML technology and HL7 standard, we can realize the integration
among the hospital internal systems. Conclusions In practice, the personal health record
based on standard HL7 assures integrative and accordant medical information for digital
hospital, and realizes the sharing of medical information.
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