Collimator devices

Known as: collimator 
 
National Institutes of Health

Papers overview

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2009
2009
Molecular breast imaging (MBI) is a functional imaging technique that uses specialized small field-of-view gamma cameras to… (More)
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2009
2009
Robotic radiosurgery using more than one circular collimator can improve treatment plan quality and reduce total monitor units… (More)
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2008
2008
High-resolution functional imaging of small animals is often obtained by single pinhole SPECT with circular orbit acquisition… (More)
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Highly Cited
2005
Highly Cited
2005
A pencil beam algorithm as a component of an optimization algorithm for intensity modulated proton therapy (IMPT) is presented… (More)
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2005
2005
Interactions of incident photons with the collimator and detector, including septal penetration, scatter and x-ray fluorescence… (More)
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2003
2003
BACKGROUND Quantitative accuracy in iodine 123 studies may be impaired by septal penetration. We evaluated the effect of… (More)
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1994
1994
Fan-beam collimators are used in single photon emission computed tomography to improve the sensitivity for imaging of small… (More)
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1992
1992
In order to initiate the use of a multileaf collimator (MLC) in the clinic, a set of technical procedures needs to be available… (More)
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1990
1990
Clinical treatment planning situations arise which require different wedge angles within segments of a single therapeutic x-ray… (More)
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1988
1988
A specially designed high resolution converging collimator having a focal length of 50 cm has been evaluated for cone beam single… (More)
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