EDAN U60 - Page 129

U60 Diagnostic Ultrasound System User Manual Obstetric Measurements and Calculations
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 BBT: Basal Body Temperature
 EFW: Estimated Fetal Weight
B-OB MEAS 1:
Label
Description
Channel
Method
Results display
GS
Gestational Sac Diameter
1
Single Axis, 2-Axis,
3-Axis
The measurement
results will be
displayed in the result
window.
CRL
Crown Rump Length
1
Distance (mm)
NT
Nuchal Translucency
1
BPD
Biparietal Diameter
1
HC
Head Circumference
1
Ellipse (mm)
AC
Abdominal Circumference
1
FL
Femur Length
1
Distance (mm)
AFI
Amniotic Fluid Index
1
Calculating AFI
requires 4 sets of
distance measurement
data, AF1, AF2, AF3,
and AF4.
EFW
Estimated Fetal Weight
1
According to the
selected formula,
described as follows.
(g or kg)
Table 8-1 Obstetric Measurements 1 in B Mode
B-OB MEAS 2:
Label
Description
Channel
Method
Results display
TAD
Transverse Abdominal
Diameter
1
Distance (mm)
The measurement
results will be
displayed in the result
window.
APAD
Antero Posterior Diameter
of the Abdomen
1
CER
Cerebellum Diameter
1
FTA
Fetus Trunk cross section
Area
1
Ellipse or Trace Area
(mm
2
or dm
2
)
HUM
Humerus Length
1
Distance (mm)
OFD
Occipital Frontal Diameter
1
THD
Thorax Diameter
1
Table 8-2 Obstetric Measurements 2 in B Mode
The system will calculate MA and AVE EDC automatically after measuring each parameter.