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2-4
How to recognize when this mode is selected
2-5
Example of specific clinical procedures
2-6
How mode should be used
SECTION 3
DIGITAL SUBTRACTION ANGIOGRAPHY (DSA) MODE
3-1
Description
3-2
System Controlled Technique Factors
3-3
How to engage/ disengage
om 5184516-100 Rev. 5
•
The "Dig Pulsed" button on the IUI interface screen will be selected when this
mode is engaged.
•
Any mode that uses the Flouroscopy tube (tube 2) will display the fluoro "eye"
icon on both the IUI and IDD when selected/engaged:
Pulsed fluoro is used as a dose reduction feature and is helpful in longer studies
in which dose savings is desired, as well as pediatric applications.
Used by or under the direction of a physician specializing in diagnostic imaging.
This mode is a purchasable option.
Digital Subtraction Angiography (DSA) is the procedure to visualize blood vessels
with contrast medium in a bony environment by subtracting the pre-contrast
image (the mask) from the image with contrast medium.
•
Fixed or Automatically Selected Technique Factors: Allows for the subtraction
of images frames resulting in the frames difference being displayed.
•
How automatic adjustment is controlled: A calibrated ion chamber controls the
duration of the exposure time for each frame.
This mode is engaged by selecting a DSA protocol on the IUI interface screen.
D-4
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