GE Logiq P5 User Manual

OB Measurements and Calculations
LOGIQ 5 Basic User Manual 9-25
Direction 2300002-100 Rev. 2
Fetal Trunk Area (FTA) (continued)
Trace1. Select FTA; a trace caliper displays.
2.  To position the trace caliper at the start point, move the 
Trackball.
3.  To fix the trace start point, press Set.
The trace caliper changes to an active caliper.
4.  To trace the measurement area, move the Trackball around 
the anatomy.
A dotted line shows the traced area.
5.  To complete the measurement, press Set.
The system...

OB/GYN
9-26 LOGIQ 5 Basic User Manual
Direction 2300002-100 Rev. 2
Fetal Trunk Area (FTA) (continued)
Two distances1. Select FTA; an active caliper displays.
2.  Make the first distance measurement:
a.  To position the active caliper at the start point, move the 
Trackball.
b.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active caliper.
c.  To position the second active caliper at the end point, 
move the Trackball.
A dotted line connects the measurement...

OB Measurements and Calculations
LOGIQ 5 Basic User Manual 9-27
Direction 2300002-100 Rev. 2
Foot Length 
To measure foot length, make one distance measurement:
1. Select Ft; an active caliper displays.
2.  To position the active caliper at the start point, move the 
Trackball.
3.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active caliper.
4.  To position the second active caliper at the end point, move 
the Trackball.
A dotted line connects the...

OB/GYN
9-28 LOGIQ 5 Basic User Manual
Direction 2300002-100 Rev. 2
Gestational Sac
To calculate the gestational sac, you make three distance 
measurements in two scan planes. To display two scan planes, 
press the L or R key. Get an image in each scan plane and 
press Freeze. 
1. Select GS; an active caliper displays. 
a.  To position the active caliper at the start point, move the 
Trackball.
b.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active...

OB Measurements and Calculations
LOGIQ 5 Basic User Manual 9-29
Direction 2300002-100 Rev. 2
Head Circumference (HC)
To calculate head circumference, you make an ellipse, trace, or 
two distance measurements.
Ellipse1. Select HC; an active caliper displays.
2.  If necessary, select HC until Ellipse is displayed above the 
key.
3.  To position the active caliper, move the Trackball.
4.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active caliper.
5.  To...

OB/GYN
9-30 LOGIQ 5 Basic User Manual
Direction 2300002-100 Rev. 2
Head Circumference (HC) (continued)
Trace1. Select HC; an active caliper displays.
2.  If necessary, select HC until Trace is displayed above the 
key.
3.  To position the trace caliper, move the Trackball.
4.  To fix the trace start point, press Set.
The trace caliper changes to an active caliper.
5.  To trace the measurement area, move the Trackball around 
the anatomy.
6.  To complete the measurement, press Set.
The system displays the...

OB Measurements and Calculations
LOGIQ 5 Basic User Manual 9-31
Direction 2300002-100 Rev. 2
Head Circumference (HC) (continued)
Two distances1. Select HC; an active caliper displays.
2.  If necessary, select HC until Trace is displayed above the 
key.
3.  To make the first distance measurement:
a.  To position the active caliper at the start point, move the 
Trackball.
b.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active caliper.
c.  To position the...

OB/GYN
9-32 LOGIQ 5 Basic User Manual
Direction 2300002-100 Rev. 2
Heart Rate
To calculate the heart rate:
1. Select Heart Rate. 
The system displays an active caliper. 
2.  To position the caliper at a recognizable point in the first 
cycle, move the Trackball.
3.  To fix the first caliper, press Set.
The system displays a second active caliper.
4.  To position the caliper at the identical point in the second or 
third cycle, move the Trackball.
 Figure 9-3. Two Heart Beat Reference
5.  To complete the...

OB Measurements and Calculations
LOGIQ 5 Basic User Manual 9-33
Direction 2300002-100 Rev. 2
Humerus Length
To measure humerus length, make one distance measurement:
1. Select HL; an active caliper displays.
2.  To position the active caliper at the start point, move the 
Trackball.
3.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active caliper.
4.  To position the second active caliper at the end point, move 
the Trackball.
A dotted line connects the...

OB/GYN
9-34 LOGIQ 5 Basic User Manual
Direction 2300002-100 Rev. 2
Occipitofrontal Diameter
To measure occipitofrontal diameter, make one distance 
measurement:
1. Select OFD; an active caliper displays.
2.  To position the active caliper at the start point, move the 
Trackball.
3.  To fix the start point, press Set.
The system fixes the first caliper and displays a second 
active caliper.
4.  To position the second active caliper at the end point, move 
the Trackball.
A dotted line connects the...