Chison ECO 2 - PW Fast Measurement

ECO 2 Ultrasound Diagnostic System
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Meas. Menu
Submenu
Unit
Meas. Method/
Meas. Formula
Comment
Pressure(CCA)
mmHg
Formula:
Pressure ＝
4×CCA×CCA/10000
ICA/CCA
Formula:
ICA/CCA
Flow Volume
Diam
Cm
Refer to B distance meas.
TVI
Cm
Time
S
Refer to M time meas.
HR(Single wave)
Bpm
SV
Ml
Formula:
0.785* Diam* Diam*|TVI|
CO
l/min
Formula:
SV*HR(Single wave)/1000
6.25 PW Abdomen Measurement
Refer to PW general measurement.
6.26 PW OB Measurement
Press [Calc] to enter PW measurement in PW OB mode. Or press the corresponding parameter
control key to switch the OB measurement item.
Meas. Menu
Submenu
Unit
Meas. Method/
Meas. Formula
Umb A
Aorta
Descending Aorta
Uterine Artery(Lt)
Uterine Artery(Rt)
Pulmonary Artery
Vs
cm/s
Refer to M speed meas.
Pressure(s)
mmHg
Formula:
Pressure＝4×Vs×Vs/10000
Vd
cm/s
Refer to M speed meas.
Pressure(d)
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