Application of UML in Picture and Archiving Communication System

The importance of software developing method is already known to people,the technology of which is having a rapid development in the recent few years.The UML(Unified Modeling Language) is one newly raised OO (Object-oriented) software developing method.Taking the development of theiatrical vision system as an example,this article analyzes the application features of UML technology in the aspects of software system planning,designing,implementing and testing etc.. ;;