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Past Posts
- openEHR turns 20 today
- Why using expressions in workflow is wrong
- A Lingua Franca for e-health takes shape with GraphiteHealth
- The Health IT Platform – a definition
- What is interoperability?
- Directions in clinical guideline programming – CHA2DS2-VASc
- Design-by-Contract (DbC) v Test-Driven Design (TDD)
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Tag Archives: Health Informatics
openEHR turns 20 today
openEHR was officially created on 13 March 2003, 20 years ago today. Prof David Ingram thought of the name, and he and a small band of optimists – Dr Sam Heard, Dr Dipak Kalra, David Lloyd and myself – launched … Continue reading
Posted in Computing, Health Informatics, openehr, standards
Tagged archetype, e-health, Health Informatics, openEHR, standards
3 Comments
Why using expressions in workflow is wrong
One of the basic elements of design common to all workflow languages, including YAWL and BPMN, is the inclusion of logical expressions on decision nodes. This seems harmless, and we followed it in openEHR’s Task Planning specifications. However, it is … Continue reading
Posted in openehr, standards, workflow
Tagged BPMN, DMN, Health Informatics, openEHR, standards, workflow
3 Comments
openEHR technical basics for HL7 and FHIR users
Recent discussions on the FHIR chat forum with various HL7 people around the topic of how openEHR and other architectural frameworks (e.g. VA FHIM, CDISC) could work with FHIR led to a realisation that some people in HL7 at least … Continue reading
Posted in Computing, FHIR, Health Informatics, openehr, standards
Tagged archetype, fhir, Health Informatics, HL7, models, openEHR, standards
7 Comments
e-Health standards – beyond the message mentality
[a monk’s retreat near Thalori village] I just spent a few days in Crete at an experts workshop of the European e-Standards project that aims to bridge well-known gaps in e-health standards and SDOs. I’ll comment on that effort in … Continue reading
Posted in Computing, FHIR, Health Informatics, openehr, standards
Tagged e-health, fhir, Health Informatics, HL7, ISO, openEHR, standards
6 Comments
New openEHR Whitepaper – for an open platform future
Today saw the release of a new openEHR whitepaper, which provides a nice summary of open platforms thinking for e-health. From the executive summary: The key elements of openEHR’s strategic value to future development are: Technically it is a platform approach, … Continue reading
Posted in Health Informatics, openehr, standards
Tagged e-health, Health Informatics, openEHR, platform
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The folly of the obsession with source code
My favourite topic these days is the phenomenon of fundamentalist thinking. You don’t need to go to Iraq to find it, it’s all around us…. Recently I chanced upon a post entitled ‘Coding is not the new literacy’ by Chris … Continue reading
Posted in Computing, Health Informatics, openehr, Philosophy
Tagged e-health, Health Informatics, NHS, open source, openEHR, software engineering
7 Comments
Semantic scalability – the core challenge in e-health?
A few months ago I posted on what makes a standard or set of standards in e-health investible. The headline requirements I can summarise as follows: platform-based: the standards must work together in a single coherent technical ecosystem, based on … Continue reading
Posted in Health Informatics, openehr, standards
Tagged archetype, e-health, Health Informatics, models, ontology, openEHR, snomed ct, standards, terminology
10 Comments
Barriers to open source in the NHS
There is a discussion going on on the NHS Technology Community site on what the barriers to open source are in the NHS, and how to address them. The posts are interesting, but one thing is lacking: a statement of what it … Continue reading
Posted in Health Informatics, openehr, standards
Tagged e-health, HANDI, Health Informatics, NHS, open source, platform, standards
3 Comments
No SQL databases, documents and data – some misunderstandings
A good friend pointed me to this post: why you should never use MongoDB. It’s a very interesting post, about how bad MogoDB turned out to be for dealing with social network data. It’s not that MongoDB is bad per se, just … Continue reading
Posted in Computing, Health Informatics, openehr
Tagged Health Informatics, mongodb, nosql, openEHR, persistence
4 Comments
Does anyone actually understand what terminology is for?
I really wonder sometimes. A few months ago, an international organisation that has been looking at how to solve the requirement for scalable, sustainable content modelling (research data sets) did some trialling on the use of archetypes. This worked fine … Continue reading
Posted in Health Informatics
Tagged epistemology, Health Informatics, ontology, terminology
11 Comments