Design of Electronic Patient Record Based on XML

In view of the present situation and existing problems on EPRdevelopment,a design scheme of electronic patient record system was proposed based on XML.This designing plan uses HL7 and middleware technology to realize the exchanges of message among the medical systems.In addition,it unified W3C’s standard of XML encryption,gave a method of part encryption and implemented slitless interfacing as well as ensuring information being exchanged in security.