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Tableau 2
Valeurs limites définies dans le décret 2016–1074 appliquées aux champs électromagnétiques de l'IRM.
Limit values defined in the French decree 2016–1074 and applied to the MRI electromagnetic fields.
Type de champ | Effets directs | Effets indirects | |
---|---|---|---|
Effets sensoriels | Effets sur la santé | ||
Champ magnétique statique | VLE = 2 T (8 T)a | VLE = 8 T | VA = 0,5 mTb / 3 mTc |
Gradients de codage spatial Composante électrique |
VA = 610 V.m−1 ; VLE = 2,8.10−4.f V.m−1 | VA = 1,7 102 V.m−1d | |
Gradients de codage spatial Composante magnétique |
VA = 0,1 mT | VA = 0,4.10−3.f mAe | |
Radiofréquence Composante électrique |
VA = 61 V.m−1f ; VLE = 0,4 W.kg−1f | ||
Radiofréquence Composante magnétique |
VA = 0,2 μTf |
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