Measurement and Analysis
Versana Essential
–
User Guide
2-73
5759238-100 English
Rev. 2
Basic Measurements (continued)
Table 2-8: System Measurements and Accuracies
Measurement
Units
Useful Range
Accuracy
Limitations or
Conditions
Depth
mm
Full Screen
<=10%
Angle
degree
Full Screen
<=5%
Distance:
Axial
mm
Full Screen
<5%
Lateral
mm
Full Screen
<5%
Linear Probes
Lateral
mm
Full Screen
<5%
Convex Probes
Lateral
mm
Full Screen
<5%
Sector Probes
Circumference:
Trace
mm
Full Screen
<=10%
Linear Probes,
Convex Probes,
Sector Probes
Ellipse
mm
Full Screen
<=5%
Linear Probes,
Convex Probes,
Sector Probes
Area:
Trace
mm
2
Full Screen
<=5%
Linear Probes,
Convex Probes,
Sector Probes
Ellipse
mm
2
Full Screen
<=5%
Linear Probes,
Convex Probes,
Sector Probes
Time
s
Timeline Display
<5%
M mode, AM mode,
CM mode, PWD
mode, CWD mode
Slope
mm/s
Timeline Display
<=10%
M mode, AM mode,
CM mode,
Doppler SV Position
mm
Full Screen
<=2 mm
PWD mode
Doppler Velocity
cm/s
Form 0 to 100 cm/
s
<15%
PWD mode, CWD
mode
From 100 to 130
cm/s
<10%
Doppler Angle
Correction
cm/s
From 0-80
°
<=5%
PWD mode