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IBM Haifa Research Lab
Putting the Pieces Together
EHR Application, Interoperability and the
HL7 v3 CDA Data Model
Ohad Greenshpan, Yonatan Maman
| HL7UK Conference , 2007 |
© 2007 IBM Corporation
IBM Haifa Research Lab
Background - Denmark
 Many EMR applications
 e-Journal extracts data
 Persistency in e-Health portal
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
Attractive Points
 Gaining momentum (all over Denmark)
 Data of various types
 Concepts of EHRs
no HL7 standards...
no interoperability
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
Main Idea
Health Information Exchange
HL7
Interoperability
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
HIE - High Level Architecture
Regional
Health Info
Org
(RHIO)
Terminology
Service
CDA R2
Conversion
Hospital
IT
Registry
Metadata
Extraction
RHIO
Repository
HMO
IT
Data Processing Engine
Patient
Identifier
Cross
Referencing
CDA R2
Conversion
Auditing
Repository
Metadata
Extraction
Data Processing Engine
Web Services Communication
Document
Source
Document
Source
Document
Consumer
IHII Portal
Document
Consumer
IHII Portal
CDO Repository
CDO Repository
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
Workflow
HIE
Transformator
e-Health
Portal
Repository
Queue
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
The Mapping:
 Supports the following IHE profiles:
– XDS-Lab (lab tests)
XDS-MS
– XDS-MS (Medications, Allergies)
XDS-Lab
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
The Mapping:
CDA Metadata
ClinicalDocument
Header
Clinical
Deliver_patientdata
Person
“EHR”
EpisodeOfCare
Body
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
Clinical
© 2007 IBM Corporation
IBM Haifa Research Lab
Current Status:
 The presented infrastructure will connect the Danish system to
HL7 standards and interoperability
 The infrastructure was designed to be able to perform the inverse
transformation
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
IBM Haifa Research Lab
Thank you !
Putting the Pieces Together | EHR Application, Interoperability and the HL7 v3 CDA Data Model
© 2007 IBM Corporation
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