NEMA MS 8:2008

NEMA MS 8:2008 Characterization Of The Specific Absorption Rate For Magnetic Resonance Imaging Systems Describes two measurement procedures for whole-body SAR measurements, the calorimetric method and the pulse-energy method. Extrapolation of these data to patient temperature rise is beyond the scope o

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Table of Contents

Preamble
Foreword
Introduction
Scope
Equivalence
UncertaintyoftheMeasurements
Section1-REFERENCESANDDEFINITIONS
1.1References
1.2Definitions
1.2.1SpecificAbsorptionRate(SAR)
1.2.2TipAngle
1.2.3Landmark
1.2.4Phantom1:UnloadedTipAngleCalibrationPhantom
forPulse-EnergyCoilLossDetermination
1.2.5Phantom2:Pulse-EnergyDeviceunderTest(Human
orPhantomtobeTested)
1.2.6Phantom3:CalorimetericTestPhantom
1.2.7P[forward]
1.2.8P[reflected]
1.2.9P[other]
1.2.10P[object]
1.2.11P[coil]
1.2.12P'[forward]
1.2.13P'[reflected]
1.2.14P'[other]
1.2.15B1
Section2-PULSE-ENERGYMETHOD
2.1TestHardware
2.2HardwareSetup
2.3PulseEnergySARMeasurementProcedure
Section3-CALORIMETRYMETHOD
3.1TestHardware
3.2HardwareSetup
3.3SARMeasurementProcedure
Section4RESULTS
4.1ReportingSARResults
Appendix-DOCUMENTCHANGES

Abstract

Describes two measurement procedures for whole-body SAR measurements, the calorimetric method and the pulse-energy method. Extrapolation of these data to patient temperature rise is beyond the scope of this document.

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