Interoperability
HL7 v2
HL7 Version 2 messaging standard
Scope
HL7 v2 is the pipe-and-hat delimited messaging standard that carries most bedside device and lab traffic inside hospitals today. It predates FHIR by decades and remains dominant for ADT, orders, results, and device observations.
Where it applies in the room
- ADT (admit / discharge / transfer) feeds
- Order, result, and device observation messages
- Interface engines and integration middleware
Source & further reading
- · HL7 v2 product family — publisher
Also known as
- HL7 v2.x
- HL7 v2
- HL7 Version 2
Help us improve
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Cited in
Guides that reference HL7 v2
What is a Smart Hospital Room?
A working definition of the connected, sensor-rich inpatient environment — and what actually makes a room 'smart.'
Medical Device Integration
The middleware layer that quietly determines whether a smart room actually works.
Healthcare Interoperability
HL7, FHIR, USCDI, and why moving data between systems is still hard.
Ambient Documentation
AI scribes at the bedside, and what they actually change about a clinician's day.
EHR Integration Patterns for Bedside Devices
HL7 v2, FHIR, SMART on FHIR, and CDS Hooks — when to use each, and why most rooms still run all four.
Who Builds the Hospital Room
The main categories of company involved in an inpatient room — from bed manufacturers to interoperability platforms — and what each actually does.