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The feasibility of a piecewise-linear dynamic bowtie filter

Purpose: The prepatient attenuator (or “bowtie filter”) in CT is used to modulate the flux as a function of fan angle of the x-ray beam incident on the patient. Traditional, static bowtie filters are tailored only for very generic scans and for the average patient. The authors propose a design for a...

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Bibliografske podrobnosti
Main Authors: Hsieh, Scott S., Pelc, Norbert J.
Format: Artigo
Jezik:Inglês
Izdano: American Association of Physicists in Medicine 2013
Teme:
Online dostop:https://ncbi.nlm.nih.gov/pmc/articles/PMC3598818/
https://ncbi.nlm.nih.gov/pubmed/23464325
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1118/1.4789630
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