Presentation 2002/4/11
Proposal of a Light Collimator For SPECT
Koichi OGAWA, Junya KATO,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In this paper we propose a new lighter collimator than a conventional collimator for SPECT. In the new collimator we made several spaces where a septa locates in the conventional collimator. One of the, realistic form of the septa is composed of many rods whose cross section is a square or circle. Rods are aligned in x or y-axis with the interval of a hole side in a layer. We stack the layers alternatively and form a collimator These rods stop the gamma rays whose incident angle to the collimator is not exactly parallel to the hole. The weight of this collimator is less than a half of the conventional collimator with almost the same performance for stopping power. The performance of the collimator was clarified by the Monte Carlo simulation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Parallel-Hole Collimator / Wired Collimator / SPECT / Monte Calro
Paper # MI2002-3
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Committee MI
Conference Date 2002/4/11(1days)
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Paper Information
Registration To Medical Imaging (MI)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Proposal of a Light Collimator For SPECT
Sub Title (in English)
Keyword(1) Parallel-Hole Collimator
Keyword(2) Wired Collimator
Keyword(3) SPECT
Keyword(4) Monte Calro
1st Author's Name Koichi OGAWA
1st Author's Affiliation Graduate School of Engineering, Hosei University()
2nd Author's Name Junya KATO
2nd Author's Affiliation Graduate School of Engineering, Hosei University
Date 2002/4/11
Paper # MI2002-3
Volume (vol) vol.102
Number (no) 17
Page pp.pp.-
#Pages 5
Date of Issue