Conditional safety margins for less conservative peak local SAR assessment: A probabilistic approach.
SAR model library
SAR model selection
parallel transmit
safety factor
specific absorption rate
subject-specific local SAR assessment
Journal
Magnetic resonance in medicine
ISSN: 1522-2594
Titre abrégé: Magn Reson Med
Pays: United States
ID NLM: 8505245
Informations de publication
Date de publication:
12 2020
12 2020
Historique:
received:
22
01
2020
revised:
28
04
2020
accepted:
01
05
2020
pubmed:
4
6
2020
medline:
15
5
2021
entrez:
4
6
2020
Statut:
ppublish
Résumé
The introduction of a linear safety factor to address peak local specific absorption rate (pSAR The conditional probability density function can be estimated from previously simulated data. A representative set of true and estimated pSAR Compared with the more conventional safety factor, the conditional safety-margin approach results in lower (up to 30%) mean overestimation for all investigated local SAR estimation methods. The proposed probabilistic approach for pSAR
Identifiants
pubmed: 32492249
doi: 10.1002/mrm.28335
pmc: PMC7540599
doi:
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
3379-3395Informations de copyright
© 2020 The Authors. Magnetic Resonance in Medicine published by Wiley Periodicals LLC on behalf of International Society for Magnetic Resonance in Medicine.
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