andrew griffiths digital health assembly 2015

NHS Wales: Achieving the Single Record

Andrew Griffiths CIO (Health) and Director of NHS Wales Informatics Service 10 February 2015

Aim: The Single Record

Progress towards the Single Record

• Welsh Clinical Portal

• Individual Health Record

• My Health Online

• National PAS

• National Laboratory System

• National Radiology System

• Master Patient Index

• National Active Directory

Challenges: Most records are still paper

Challenges: Electronic records are distributed

Website Website

Google

Search engine index -pointers to content (URLs)

Website

Searching the web...

Website Website

Clinical application

e.g. WCP

Record Store

WCRS

Record index -pointers to records

(URLs)

Viewing a patient’s record...

NHS Wales Single Record Architecture

Welsh Care Records Service (WCRS)

WCRS Content Index: Solr

Solr: open source enterprise search platform based on Apache Lucene

- Mature product

- Active open source community

- 12 releases in past 12 months

Capabilities: Full Text Search with Highlighting

Capabilities: Faceted Navigation

• 2 data centres

• 6 virtual servers

• 24 Solr nodes

• 12 shards

• Load balancing

• Full resilience

• 250-300 million docs

• Scalable to >1 billion docs

Production Solr Cloud

Applications: 1. Discharge Medicines Reviews

Applications: 2. Sharing Information with the Patient

Applications: 2. Sharing Information with the Patient

Applications: 3. Community Care Information System (CCIS)