Diode dosimetry of models 6711 and 6712 (125)l seeds in a water phantom Journal Article


Authors: Ahmad, M.; Fontenla, D. P.; Chiu-Tsao, S. T.; Chui, C. S.; Reiff, J. E.; Anderson, L. L.; Huang, D. Y. C.; Schell, M. C.
Article Title: Diode dosimetry of models 6711 and 6712 (125)l seeds in a water phantom
Abstract: Two-dimensional relative dose distributions have been measured around 125I brachytherapy seeds. The two seed models studied, models 6711 and 6712, were manufactured by the 3M Company. Silicon detectors immersed in water phantoms were used to measure the dose. A computerized data acquisition system that controlled the radial position of the diode and the angular rotation of the seed, as well as a manually controlled system were used to collect and store the data. Our results show that the two seed models have relative dose distributions which are quite similar; however, the absolute dose distributions are sufficiently different to warrant separate look-up tables for the two seed models. Additionally, our results are compared with dose distribution data previously obtained for the model 6711 seed. © 1992, American Association of Physicists in Medicine. All rights reserved.
Keywords: radiation dose; radiotherapy dosage; information processing; radioactive iodine; iodine radioisotopes; dosimetry; brachytherapy; radiometry; radioisotope therapy; experimental model; radiation detector; radiation depth dose; human; priority journal; article; models, structural; 125i seeds; silicon diode; silicon derivative
Journal Title: Medical Physics
Volume: 19
Issue: 2
ISSN: 0094-2405
Publisher: American Association of Physicists in Medicine  
Date Published: 1992-03-01
Start Page: 391
End Page: 399
Language: English
DOI: 10.1118/1.596872
PUBMED: 1584138
PROVIDER: scopus
DOI/URL:
Notes: Source: Scopus
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  1. Chen Chui
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