
Q9 Digital Color Doppler Ultrasound System
195
APPENDIX F MEASUREMENT RESULTS SUMMARY
Measurement
Useful Range
Accuracy
Distance
Full Screen
<±5%
Circumference:
trace method,ellipse method
Full Screen
<±5%
Area:
trace method,ellipse method
Full Screen
<±10%
Volume
Full screen
<±10%
Angle
Full screen
<±5%
Time
Full Screen
<±5%
Heart rate
Full Screen
<±5%
Velocity
Full Screen
<±10%