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Contents
1 - Introduction .............................................1
Intended use.....................................................1
Conventions .....................................................2
Warning and note .................................................2
Related documents................................................3
2 - System overview.........................................5
Welcome!.......................................................5
Data interface provided by the Welch Allyn Connectivity Server (WACS) ......6
Data transfer and storage within the Acuity System network ...............7
3 - HL7 standard protocols...................................11
Health Level Seven Standard .......................................11
HL7 low-level protocol ............................................12
HL7 segment-level protocols .......................................12
4 - WACS outbound HL7 protocols ............................15
Overview: Outbound HL7 Vital-sign Observations module ................16
Labels and attributes of outbound segments ...........................17
Outbound patient identification fields.................................21
Outbound vital-sign tags and filters ..................................22
Reconfiguring WACS outbound observation settings ....................24
5 - WACS outbound HL7 messages ...........................27
Unsolicited observation message
ORU^R01/ACK^R01 .............................................28
Query for results of observation message
QRY^R02/ORF^R04..............................................30
Query by parameter
QBP^Q11/RSP^Z90 ..............................................33
Query by ID.....................................................36
Query by location ................................................38
6 - Inbound ADT HL7 messages ..............................41
Overview: Inbound HL7 ADT Data module ............................42
How an Acuity System uses ADT information ..........................43
ADT messages accepted and stored by WACS .........................46
Examples of ADT messages........................................52
Reconfiguration of ADT services ....................................54
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