Exploiting Cloud-Based Personal Health Information Systems in Practicing Patient Centered Care Model - Biomedical Engineering Systems and Technologies - page 323

7 Transforming X XML-coded Documents

As we have already illustra
from patients home telehea
sources such as a hospital la
If the format of the imp
the stylesheet engine [20]
insertion into the PHIS-onto

ated in Figure 3, the PHIS-server does not only import d
alth devices but it also imports data from other informat
aboratory, gym and physician office.
ported data does not coincide with the PHIS-ontology, t
is required for transforming the imported data before
ology. Such a transformation is illustrated in Figure 8.

data
tion

then
e its

orming CDA-documents into semantic documents

Fig. 8. Transfo

CDA-documents are ty
pliant with the PHIS-ontol
are based on the Clinical D
HL7 standard [24]. It is pro
exchange of persistent clini
However, in the case of
problems. The main reason f
to the shared HL7 Referenc
document types would requi
tion process. So this approac
ing new document types
Therefore in importing data
pliant systems) requires tha
based style sheet engine [21]
In order to illustrate this
Figure 9 represents a C
which is comprised of one m
the Pharmacy of Kaivopuist
The CCR standard as
health summary standards,

ypical XML-based documents, and so they are not co
logy. By the CDA-documents we refer to documents t
Document Architecture (CDA), which is an ANSI appro
oven to be a valuable and powerful standard for a structu
ical documents between different software systems 17.
f non-persistent documents with CDA we encounter m
for this is that the semantics of the CDA-documents is bo
ce Information Model (RIM) [24]. Thereby introducing n
ire to extending the RIM, which is a long lasting standard
ch contradicts with our requirement of flexibility in introd
in importing health information into the PHIS-ontolo
a from XML-based data sources (e.g., from HL7 CDA co
at the XML-formatted data is first translated (by an XSL
] into RDF and then inserted into the PHIS-ontology.
s transformation consider the CDA document of Figure 9
CCR file that has a medication list (element Medicatio
medication (element Medication) that is source stamped
to. The CCR file is based on the CCR standard [25].
well as the CCD standard [26] are originally a pati
and later on these standards are commonly exploited

om-
that
oved
ured

many
ound
new
diza-
duc-
ogy.
om-
LT-

9.
ns),
d by

ient
d in