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M A R C H 2 0 1 4 | O U T P AT I E N T S U R G E R Y M A G A Z I N E O N L I N E
larger field is just more scatter. Cone it down, and you'll also
increase image quality."
He also recommends working from still images. "Make sure the
system has a last-image-hold function," he says. "A quick shot can
provide a high-quality image, then you can examine what you see
without beam-on time."
When it's necessary to track motion, though, Dr. Cason recom-
mends using pulse fluoroscopy. Real-time views from 4 exposures
a second significantly reduce the device's radiation emissions.
4. Shielding and distance
Radiation exposure presents 2 risks, depending on its amount and
duration. Deterministic effects such as skin burns, radiation sick-
S U R G I C A L S A F E T Y
www.ziehm.com
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Booth 2539
Hall D
Our 3D C-arm is equipped with state-of-the-art flat-panel
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Ziehm Adaptive Image Processing (ZAIP) for improved
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