Comparison of Three Anatomic Sheep Models for Magnetic Resonance Safety

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Tarih

2015

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Ieee

Erişim Hakkı

info:eu-repo/semantics/closedAccess

Özet

We compare three anatomical sheep models to assess possible heating effects of magnetic resonance imaging. We generate i) homogenous, ii) three-layered, and iii) seven-tissue models and compute specific absorption rate (SAR) and temperature increase on those models. We conclude that the homogenous model overestimates both SAR and heating whereas the three-tissue model underestimates those (although slightly) compared to more accurate seven-tissue model. However, simulations with both homogenous and three-layered models can be performed much faster and using fewer computational resources compared to more accurate models, hence, can be viable alternatives to simulations with a more accurate anatomic model.

Açıklama

12th International Conference on Electronics Computer and Computation (ICECCO) -- SEP 27-30, 2015 -- Suleyman Demirel Univ, ALMATY, KAZAKHSTAN

Anahtar Kelimeler

Magnetic resonance imaging (MRI); specific absorption rate (SAR); bio-heat transfer model; bioelectromagnetics; computational electromagnetics

Kaynak

2015 Twelve International Conference On Electronics Computer And Computation (Icecco)

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N/A

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N/A

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