Integrating the Integrating the Healthcare EnterpriseHealthcare Enterprise

Stephen G DaviesStephen G Davies

Royal Glamorgan HospitalRoyal Glamorgan Hospital

What is IHE?What is IHE?

It is an initiative promoting and supporting the It is an initiative promoting and supporting the integration of IT systems in the healthcare integration of IT systems in the healthcare enterprise.enterprise.

Integration Goal: Improve the efficiency and Integration Goal: Improve the efficiency and effectiveness of clinical practice by:effectiveness of clinical practice by:● Improved Improved Information FlowInformation Flow● Advanced Advanced Multi-System FunctionsMulti-System Functions

Is IHE another term for EPR?Is IHE another term for EPR?

It provides a framework for systems It provides a framework for systems integration which will assist the development integration which will assist the development of the EPRof the EPR

Currently limited to radiologyCurrently limited to radiology

What is IHE?What is IHE?

Currently we have:Currently we have: DICOM to exchange imaging dataDICOM to exchange imaging data HL7 to exchange order and lab results dataHL7 to exchange order and lab results data

IHE aims to facilitate the integration of data IHE aims to facilitate the integration of data between systemsbetween systems

IHE defines the use of subsets of DICOM IHE defines the use of subsets of DICOM and HL7 standards – it is not a standard itselfand HL7 standards – it is not a standard itself

How does this help?How does this help?

Improves integration and interoperabilityImproves integration and interoperability Integration – disparate systems share info. Integration – disparate systems share info.

reducing multiple data entryreducing multiple data entry Interoperability – two systems can carry out a task Interoperability – two systems can carry out a task

effectively e.g. both systems have two fields for effectively e.g. both systems have two fields for first and second namefirst and second name

Simplifies workflowSimplifies workflow Purchasers and vendors have confidence that Purchasers and vendors have confidence that

systems will work togethersystems will work together

Presentation ofGrouped Procedures

Subset a single acquisition

IHE Integration ProfilesIHE Integration Profiles

Integration profile = integrated work flow processIntegration profile = integrated work flow process

Patient Information

Reconciliation

Unknown patients and unscheduled

orders

ConsistentPresentation of

Images

Hardcopy and softcopy

grayscale and presentation state

Access toRadiology

Information

Consistentaccess to

images andreports

Key ImageNotes

Exchange flaggingsignificant images

Simple Image andNumeric Reports

Exchange simplereports with image

links and, optionally,measurements

Scheduled WorkflowAdmit, order, schedule, acquire images, notify of completed steps

imagesstored

patientinformation

RIS

examination orders

imagesretrieved

HIS

PACS

procedurescheduled

Prefetch any relevantprior studies

modalityworklist

report

report

Scheduled Workflow ProfileScheduled Workflow Profile

Registration

Orders Placed

Orders Filled

Film

FilmFolder

Image Manager& Archive

FilmLightbox

report ReportRepository

DiagnosticWorkstation

Modality

acquisitionacquisitionin-progressin-progressacquisitioncompleted

acquisitioncompleted

imagesprinted

AcquisitionModality

IHE DocumentationIHE Documentation

IHE Technical frameworkIHE Technical framework IHE ScenariosIHE Scenarios IHE Technical implementation guideIHE Technical implementation guide

Provides a guide to buyers and implementers of IT Provides a guide to buyers and implementers of IT systems to explain the IHE documentssystems to explain the IHE documents

Facilitates specification in the procurement processFacilitates specification in the procurement process ResourcesResources

www.rsna/IHEwww.rsna/IHE www.IHE-uk.orgwww.IHE-uk.org

The structure of IHEThe structure of IHE

Joint initiative RSNA and HIMMS based on Joint initiative RSNA and HIMMS based on success of DICOM and recognising the need success of DICOM and recognising the need to look wider than radiologyto look wider than radiology

Year 4: national profiles for IHEYear 4: national profiles for IHE IHE in the UK IHE in the UK

IHE Scenarios and IHE Scenarios and UK Clinical RadiologyUK Clinical Radiology

Working party including practising Working party including practising radiologists and radiographersradiologists and radiographers RCR guidanceRCR guidance IRMERIRMER

Generic approach rather than reflecting every Generic approach rather than reflecting every local variationlocal variation

Terminology still in IHE speakTerminology still in IHE speak

IHE the futureIHE the future

UK initiative consolidatedUK initiative consolidated UK-IHE UK-IHE UK IHE Demonstration at UKRC 2003 plannedUK IHE Demonstration at UKRC 2003 planned

More integration profilesMore integration profiles More countries involvedMore countries involved Outside radiology Outside radiology Framework for EPRFramework for EPR

Thank youThank you