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Digital-image technology
has been invented that will allow doctors or technicians to
view a high-resolution X-ray, MRI or CT Scan from a computer.
The technology,
called dynamic transfer by its maker, only shows the user
the needed amount of information at any particular time. This
significantly reduces the amount of computing power needed
as well as the cost of the equipment needed to view images.
For example, a
CT Scan may include 1,000 images, but a person can only look
at one image at a time. So the technology only sends one image
at a time, rather than taking the time to send all 1,000.
The technology
also works according to what the user looks at. A doctor can
zoom in on a specific detail of an image, and the technology
won’t use up memory on parts of the image that are not
being used.
In the past, workstations
to handle the 100 MB generated by some medical images could
cost $80,000. With this new technology images can be viewed
from a standard PC.
A potential downside
to the technology is that the images can easily be shared.
However, researchers say that the system is protected with
access passwords and includes a feature that automatically
removes identifying information from an image if it is copied
for use in a presentation.
The market for
medical imaging technology is growing 15 percent annually,
according to experts.
Wired
News February 10, 2003
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