Chison ECO 3 EXPERT - Measurement Settings

ECO 3 EXPERT Ultrasound Diagnostic System
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6.27 PW GYN Measurement
Press [Calc] to enter PW measurement in PW GYN mode. Or press the corresponding parameter
control key to switch the GYN measurement item.
Meas. Menu
Submenu
Unit
Meas. Method/
Meas. Formula
Comment
Umb A
MCA
Lt/Rt Uterin
A(Lt/Rt)
Fetal AO(Lt/Rt)
Vs
cm/s
Refer to M speed meas.
Pressure(Vs)
mmHg
Formula:
Pressure＝4×Vs×Vs/10000
Vd
cm/s
Refer to M speed meas.
Pressure(Vd)
mmHg
Formula:
Pressure＝4×Vd×Vd/10000
VMean
cm/s
Refer to M speed meas.
Pressure(VMean)
mmHg
Formula:
Pressure ＝
4×VMean×VMean/10000
TVI
cm
SD
Formula:SD＝Vs/Vd
RI
Formula:SD＝(Vs-Vd)/Vs
PI
Formula:SD＝(Vs-Vd)/VMean
Time
s
Refer to M time meas.
HR(Single wave)
bpm
6.28 PW Cardiology Measurement
Press [Calc] to enter PW measurement in PW cardiology mode. Or press the corresponding
parameter control key to switch the cardiology measurement item.
Meas. Menu
Submenu
Unit
Meas. Method/
Meas. Formula
LVOT
Peak Velocity
cm/s
Refer to M speed meas.
Peak Pressure
mmHg
Formula:
Pressure ＝ 4×Peak
Velocity×Peak Velocity /10000
Diam
cm
Refer to B distance meas.
Diam Area
cm
2
Formula:π* Diam* Diam/4
Vs
cm/s
Refer to M speed meas.
PPG
mmHg
Formula:
PPG＝4×Vs×Vs/10000
VMean
cm/s
Refer to M speed meas.
MPG
mmHg
Formula:
MPG ＝
4×VMean×VMean/10000