MR TIMING AND RELATED PARAMETERS MACRO ATTRIBUTES (C.8.13-16)


Tag Attribute Type Description
(0018,9112)MR Timing and Related Parameters Sequence1 Identifies the timing and safety information of this frame. Only a single Item shall be permitted in this sequence.
(0018,0080)>Repetition Time1C The time in ms between two successive excitations of the same volume. Shall be 0 (zero) if there is a single excitation per volume. Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL. May be present otherwise.
(0018,1314)>Flip Angle1C Steady state angle in degrees to which the magnetic vector is flipped from the magnetic vector of the primary field. Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL. May be present otherwise.
(0018,0091)>Echo Train Length1C Number of lines in k-space acquired per excitation of the same volume. Required if Frame Type (0008,9007) Value 1 of this frame is ORIGINAL. May be present otherwise.
(0018,9239)>Specific Absorption Rate Sequence1C Sequence containing the methods of SAR calculation and the corresponding values. One or more items may be present. Required if the system is capable of calculating Specific Absorption Rate (0018,9181).
(0018,9179)>>Specific Absorption Rate Definition1 Specification of the method of SAR calculation as defined in Applicable Safety Standard Description (0018,9174). Defined Terms: IEC_WHOLE_BODY IEC_PARTIAL_BODY IEC_HEAD IEC_LOCAL
(0018,9181)>>Specific Absorption Rate Value1 Specific Absorption Rate in W/kg.
(0018,9180)>Gradient Output Type1C Definition of gradient output unit, for which the value is stored in Gradient Output (0018,9182). Defined Terms: DB_DT = in T/s ELECTRIC_FIELD = in V/m PER_NERVE_STIM = percentage of peripheral nerve stimulation Required if the system is capable of calculating Gradient Output (0018,9182).
(0018,9182)>Gradient Output1C Unit is defined by Gradient Output Type (0018,9180). Required if the system is capable of calculating Gradient Output (0018,9182).
(0018,9176)>Operating Mode Sequence1C Sequence of operating mode information relating to the frame/SOP instance as required to adhere to the Applicable Safety Standard Agency (0018,9174) regulations. One or more Items may be included in this sequence. Required if required by law or regulations. May be present otherwise. >>Operating Mode Type (0018,9177) 1 Defined Terms: STATIC FIELD RF GRADIENT
(0018,9178)>>Operating Mode1 Operating mode applicable for the defined by the applicable standard. Defined Terms: IEC_NORMAL IEC_FIRST_LEVEL IEC_SECOND_LEVEL




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