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HomeKey Engineering MaterialsKey Engineering Materials Vols. 240-242Dosimetric Analysis and Characterisation of...

Dosimetric Analysis and Characterisation of Radioactive Seeds Produced by the Sol-Gel Method

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Bioceramics 15

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Periodical:

Key Engineering Materials (Volumes 240-242)

Pages:

579-582

DOI:

https://doi.org/10.4028/www.scientific.net/KEM.240-242.579

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Cite this paper

Online since:

May 2003

Authors:

W.S. Roberto, Marivalda Pereira, T.P.R. Campos

Keywords:

Bioactive Glass, Biodegradable Seeds, Prostate Cancer, Seed Implants, Sol-Gel (SG)

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[1] Hamadouche, M., Meunier, A., Greenspan, D. C., Blanchat, C., Zhong, J. P., La Torre, G. P., Sedel, L. Key Engineering Materials, Vol. 192-195, pp.593-596, (2001).

DOI: 10.4028/www.scientific.net/kem.192-195.593

[2] Pereira, M. M., Clarck, A. E., Hench, L. L., Journal of Biomedical Materials Research, Vol. 28, pp.693-698, (1994).

[3] Roberto, W. S., Pereira, M. M., Campos, T. P. R., Anais do V Regional Congress on Radiation Protection and Safety, Recife, Pe, publication in CD-ROM, april/2001.

[4] Li, R., Clarck, A. E., Hench, L. L. Journal of Applied Biomaterials, Vol. 2, pp.231-239, (1991).

[5] Chilton, A, B.; Shultis, J. K.; Faw, R. E. Principles Of Radiation Shielding. Prentice-Hall, (1984). Figure 3. Theoretical activity as a function of natural Samarium concentration in the seeds. The terms t90 and t80 mean time at which 90% and 80% of the maximum activity were reached. Figure 2. Gamma dose estimated by Monte Carlo Method code for t=480h. The arrow indicates the limit between the prostate radius and the adjacent tissue.