| DESCRIPTION |
This file is used to control the flow of messages from one system to
HLNN-Logical Link name
HLTP-subscription type
0-patient descriptive only
1-patient clinical and descriptive
2-other (locally defined)
HLAD-activation date
HLTD-termination date (optional)
HLRAP-HL7 receiving application
HLER-error messages (pass by reference)
another. It is currently used by CIRN to permit sites to subscribe via HL7
The patient file maintains a pointer to this file. When a clinical event
takes place pertaining to a particular patient, the subscription control
number is looked up in the patient file, then a call is made to return the
current list of subscribers using:
GET^HLSUB(HLSCN,HLTP,HLCL,.HLL)
HLSCN-subscription control number
HLTP-subscription type (null returns ALL)
HLCL-HL7 1.6 client protocol (optional, returned in first piece of return
Master File updates to patient information. This subscription 'request'
array.
HLL-return array. Always in format HLL("LINKS",n)=CLIENT^LOGICAL
LINK^remainder of node data
HL7 1.6, Patch 14 provides additional documentation on the HLL array and
dynamic addressing in general.
message contains the data necessary to update the Subscription Control
file via the api:
UPD^HLSUB(HLSCN,HLNN,HLTP,HLAD,HLTD,HLRAP,.HLER)
HLSCN-subscription control number
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