User guide

exchange information or images with other
systems.
H
high availability
With a high-availability solution, a site is
protected against system downtimes, either
planned or unplanned. Redundant servers are
put in place that can take over functionality
should the primary server become unavailable.
HIS
Hospital Information System. The database
used by a hospital to manage patient
information and scheduling.
HIS verification
An option that forces the PACS to verify all
incoming images from an acquisition station or
modality against specific criteria, such as the
patient ID and accession number. The PACS
sends a message through the RIS Gateway to
verify the criteria against what is contained in
the HIS. If the criteria match, then the images
can be stored permanently.
HSM
Hierarchical Storage Management. An HSM
archive system provides long-term storage of
data and access to data. Studies archived with
HSM are stored to a file system. A mount point
and subdirectory to store studies to is specified.
The HSM system takes care of storing the data.
http
Hypertext transfer protocol, a TCP-based
protocol for transferring hypertext requests and
information between servers and browsers.
https
Hypertext transfer protocol, secure, a URLaccess
method for connecting to http servers using SSL
(secure sockets layer).
I
IP address
The Internet Protocol address is a numeric
address that identifies the station to other
TCP/IP devices on the network.
J
jukebox archive
An archive with one or more drives where
media is loaded, with multiple slots that hold
the media for easy storage retrieval, and with
a robotic changer to move media around within
the jukebox.
L
log file
A file or set of files containing a record of the
actions and modifications made in an
application. Service teams use log files during
setup and configuration of the system or its
components. Logs are also used to diagnose
problems. Logging can typically be set to record
varying levels of detail.
M
master Curator
When using multiple Curators, the first Curator
that runs, which owns the job queue.
Microsoft Data Access Components (MDAC)
Microsoft’s umbrella term for their ActiveX Data
Objects (ADO), OLE DB, and Open Database
Connectivity (ODBC) libraries. Together, these
provide access to a variety of data sources, both
relational (SQL) and non-relational. MDAC is
the technology that supports Universal Data
Access, Microsoft’s strategy for providing access
to information across the enterprise.
mirroring
Creating backup copies of all clinical data so
that damaged data can be recovered if the
original is lost.
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