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1、HL7 Development FrameworkHL7 Development Framework Version 3 0 Model Driven Standards Development Abdul Malik Shakir Principal Consultant Shakir Consulting October 2005 October 2005HL7 Development Framework2 of 21 Introduction to Health Level Seven Health Level Seven HL7 is one of several American N
2、ational Standards Institute ANSI accredited Standards Developing Organizations SDOs operating in the healthcare arena Most SDOs produce standards sometimes called specifications or protocols for a particular healthcare domain such as pharmacy medical devices imaging or insurance claims processing tr
3、ansactions Health Level Seven s domain is clinical and administrative data Health Level Seven is a not for profit volunteer organization Its members providers vendors payers consultants government groups and others who have an interest in the development and advancement of clinical and administrativ
4、e standards for healthcare develop the standards Like all ANSI accredited SDOs Health Level Seven adheres to a strict and well defined set of operating procedures that ensures consensus openness and balance of interest HL7 is an international community of healthcare subject matter experts and inform
5、ation scientists collaborating to create standards for theexchange management and integration of electronic healthcare information HL7 promotes the use of such standards within and among healthcare organizations to increase the effectiveness and efficiency of healthcare delivery for the benefit of a
6、ll October 2005HL7 Development Framework3 of 21 HL7 V3 Message Design Information Models RIM Reference Information Model D MIM Domain Message Information Model R MIM Refined Message Information Model HMD Hierarchical Message Definition RIM Restrict R MIM Serialize HMD D MIM Derive October 2005HL7 De
7、velopment Framework4 of 21 HL7 V3 Message Development Framework Use Case Modeling Interaction Modeling Message Design Information Modeling RIM Restrict R MIM Serialize HMD Restrict Message Type Example Storyboard Storyboard Example D MIM Derive Application Role SenderReceiver Trigger Event Triggers
8、Content Interaction References October 2005HL7 Development Framework5 of 21 HL7 Development Framework October 2005HL7 Development Framework6 of 21 Seven Phases of the HDF Methodology 1 Project initiation 2 Requirements Documentation 3 Specification Modeling 4 Specification Documentation 5 Specificat
9、ion Approval 6 Specification Publication 7 Specification Profiling October 2005HL7 Development Framework7 of 21 HDF Workflow Diagram Initiate Project Project Charter Specify Requirements Reference Models Requirement Specification Prepare Specification Design Models Specification Design Models Prepar
10、e Specification Approve Specification Approved Specification Publish Approved Specification Published Specification Prepare Specification Profiles Specification Profile Conformance Statement Proposed Specification The HDF workflow is not a waterfall methodology Each phase builds upon the prior and m
11、ay cause prior activities to be revisited and their deliverables adjusted October 2005HL7 Development Framework8 of 21 HDF Workflow 1 Project initiation During project initiation the project is defined a project plan is produced and project approval is obtained The primary deliverable produced durin
12、g project initiation is the project charter 2 Requirements Documentation During requirements documentation the problem domain is defined a model of the domain is produced and the problem domain model is harmonized with HL7 reference models The primary deliverable produced during requirements documen
13、tation is the requirements specification 3 Specification Modeling During specification modeling reference models are constrained into design models through a process of iterative refinement driven by requirements specifications and following specification design rules conventions and guidelines The
14、primary deliverable produced during specification modeling is a set of specification design models 4 Specification Documentation During specification Documentation the specification design models are packaged into logical units supplemented with explanatory text and prepared for approval The primary
15、 deliverable produced during specification documentation is a proposed specification 5 Specification Approval During specification approval the pre approval specification is subjected to a series of approvals steps The specific approval steps vary by kind of specification level of approval and realm
16、 of interest The primary deliverable produced during specification approval is an approved specification 6 Specification Publication During specification publication the approved specification is prepared for prepared for publication and distribution The primary deliverable produced during specification publication is a published specification 7 Specification Profiling During specification profiling specification models are further refined and specifications furthered constrained following the s
