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Biz
IT
Published February 4, 200
Medicine verification
system in NHG debut
Portable scanners aimed at
cutting dispensing errors
Reports ONG BOON KIAT
AN AWARD-winning, locally developed
medicine verification system will soon help Singapore hospitals
further reduce the chance of medication mix-up in hospital wards.

Life savers:
Staff will be equipped with EDAs to read bar-coded or RFID
wrist-bands that are unique to each patient
Developed by Singapore IT solutions firm The Corporate Machine,
or TCM, the new wireless scanning system will be deployed in two
National Healthcare Group (NHG) hospitals by June.
The system will make drug administration safer than before, an
NHG spokesman told BizIT. Called the Electronic Medication
Administration System, it lets doctors and nurses perform electronic
verification at the point of medication administration to ensure
that the right medicine and dosage is dispensed each time.
'This is in line with NHG's mission to improve health and reduce
illness through patient-centred quality healthcare,' said the
spokesman.
NHG, however, declined to name which two hospitals will be fitted
with the new system come June. NHG members include Alexandra
Hospital, National University Hospital, Tan Tock Seng Hospital,
Institute of Mental Health, Johns Hopkins Singapore and National
Skin Centre.
When the system is rolled out,
hospital staff will be equipped with specially made mobile devices
that can be used to read bar-coded or radio frequency
identification-enabled (RFID) wrist-bands that are unique to each
patient.
The Motorola-made mobile scanners, called
enterprise digital assistants (EDAs), are linked to back-end
electronic medical records via wireless technology and Wi-Fi
networks.

The solution is able to help hospital staff dispense 'the right
drug, right dosage to the right patient, at the right time, and
by the right method - whether orally, intravenously or by
injections'.
- Michael Oh
TCM RFiD MD
Via the EDAs, staff will be able to quickly access patient
information that are stored in the hospital's central database, such
as prescription dosages and past records
This way, hospital staff will be able to confirm that they are
indeed administering the right medicine in the proper dosage.
The system is also an interactive one, allowing hospital staff to
input new information such as changes in prescriptions or patients'
allergies.
The initial launch will see some 300 Motorola EDAs being deployed
in two NHG hospitals.
TCM RFiD managing director Michael Oh described the solution as
being able to help hospital staff to accurately dispense 'the right
drug, right dosage to the right patient, at the right time, and by
the right method - whether orally, intravenously or by injections'.
TCM RFiD is a division of TCM. The three-year-old company was
named a winner in the Asia Pacific ICT Awards (APICTA) last year for
the development of the system that will soon be used by NHG.
TCM claims that its solution is the first of its kind in Asia.
RFID is a wireless data collection technology that uses tiny
electronic tags for storing and transmitting data. Both bar codes
and RFID tags identify the items tagged. However, RFID tags are far
more versatile than bar codes since they do not require line of
sight to read. RFID tags can thus be embedded. They can also be read
by proximity sensors over a longer distance than bar codes.
The use of RFID in the healthcare industry, especially to help
identify drugs and monitor hospital staff movement, is a fast-rising
trend. One research source puts the global RFID healthcare market at
US$85 million in 2007. This is expected to surge to more than US$2
billion by 2017.
Given that patient records are highly sensitive, stringent
security measures have been built into the NHG system, said Mr Oh.
For instance, transmitted data is fully encrypted.
In addition, no information will be stored in the EDA itself -
only within secured, central servers. Round-the-clock alarm
procedures have also been put in place to alert staff if there is an
out-of-norm delay in the data transmission between the EDA and
database.
Besides improving the trust level in medicine administration, the
new technology will also help to improve hospital workflow
management, by cutting down the need to look for paper files, Mr Oh
said.
He added: 'It frees up time for staff to provide better quality
care to patients.'
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