JP2018183512A5 - - Google Patents

Claims (13)

An acquisition unit configured to acquire information on a cardiac cycle of the subject;
Using the information, a deriving unit that derives a distribution of trigger intervals of the cardiac cycle,
In the synchronous imaging synchronized with the information on the cardiac cycle, the distribution of the trigger interval of the cardiac cycle is displayed on a display unit, and the range of the trigger interval effective in the synchronous imaging in the distribution is displayed on the display unit. Display control unit
A medical image diagnostic apparatus comprising: A calculating unit that calculates a predicted imaging time when synchronous imaging is performed based on the range of the effective trigger interval,
The display control unit causes the display unit to display the predicted imaging time,
The medical image diagnostic apparatus according to claim 1. In the distribution of the trigger interval of the cardiac cycle derived by the deriving unit, further comprising a calculating unit that calculates the ratio of the trigger interval of the cardiac cycle included in the range of the effective trigger interval,
The display control unit causes the display unit to display the ratio,
The medical image diagnostic apparatus according to claim 1. An acquisition unit configured to acquire information on a cardiac cycle of the subject;
Using the information, a deriving unit that derives a distribution of trigger intervals of the cardiac cycle,
A calculation unit that calculates a predicted imaging time when the synchronous imaging is performed based on a range of a trigger interval that is effective in synchronous imaging synchronized with the information about the cardiac cycle,
A display control unit for displaying the predicted imaging time on a display unit;
A medical image diagnostic apparatus comprising: An acquisition unit configured to acquire information on a cardiac cycle of the subject;
Using the information, a deriving unit that derives a distribution of trigger intervals of the cardiac cycle,
In the distribution of the trigger interval of the cardiac cycle derived by the derivation unit, a ratio of the trigger interval of the cardiac cycle included in a range of the trigger interval effective in the synchronous imaging synchronized with the information on the cardiac cycle is calculated. A calculating unit;
A display control unit for displaying the ratio on a display unit;
A medical image diagnostic apparatus comprising: A collection unit that collects information of a time interval indicating a cycle of a biological signal of the subject,
A deriving unit that derives the distribution of the time intervals by performing statistical processing using the information of the time intervals,
A setting unit that sets an effective range that is a range of the time interval used as a condition for determining valid data in synchronous imaging synchronized with the biological signal,
A display control unit for displaying distribution information representing the distribution of the time intervals, and displaying the distribution of the time intervals included in the effective range in the distribution information in a distinguishable manner. A first calculation unit configured to calculate a predicted imaging time when the synchronous imaging is performed based on the distribution of the time intervals and the effective range,
The display control unit further displays the predicted imaging time,
The medical image diagnostic apparatus according to claim 6 . A second calculating unit that calculates a ratio of the number of time intervals included in the effective range to a total number of time intervals included in the information of the time interval, based on the distribution of the time intervals and the effective range,
The display control unit further displays the ratio.
The medical image diagnostic apparatus according to claim 6 or 7. The setting unit, when the ratio is changed, resets the effective range based on the changed ratio,
The second calculator, when the effective range is changed, recalculates the ratio based on the changed effective range,
The medical image diagnostic apparatus according to claim 8 . The setting unit sets a ratio of the number of time intervals used as valid data in the synchronous imaging to the total number of time intervals included in the information of the time intervals, based on the distribution and the ratio of the time intervals, Setting the effective range,
The medical image diagnostic apparatus according to any one of claims 6 to 9 . The setting unit receives from the operator an operation of specifying a range of time intervals for the displayed distribution information, and sets the effective range based on the received range.
The medical image diagnostic apparatus according to any one of claims 6 to 10 . The display control unit associates the distribution information with a time interval that is a time interval set when the synchronous imaging is performed and is a reference for determining an execution condition of data collection synchronized with the biological signal. To see more,
The medical image diagnostic apparatus according to any one of claims 6 to 11 . A collection unit that collects information of an RR interval indicating a cycle of an electrocardiographic signal of the subject;
A deriving unit that derives the RR interval distribution by performing statistical processing using the RR interval information;
A setting unit that sets an effective range that is a range of the RR interval used as a condition for determining valid data in synchronous imaging synchronized with the electrocardiographic signal;
A display control unit that displays distribution information indicating the distribution of the RR intervals, and displays the distribution of the RR intervals included in the effective range in the distribution information in a distinguishable manner.