Chison ECO 6 - PW Cardiology Measurement

ECO 6 Digital Color Doppler Ultrasound System
85
Meas. Menu
Submenu
Unit
Meas. Method/
Meas.
Formula
Comment
VMean
cm/s
Refer to M
speed meas.
Pressure(VMean)
mmHg
Formula:
Pressure ＝
4×VMean×VM
ean/10000
TVI
cm
SD
Formula:SD ＝
Vs/Vd
RI
Formula:SD ＝
(Vs-Vd)/Vs
PI
Formula:SD ＝
(Vs-Vd)/VMea
n
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
Comment
Velocity
cm/s
Refer to PW Velocity Meas.
Acceleration
cm/s
2
Refer to PW Slope Meas.
Time
s
Refer to PW Time Meas.
Slope
cm/s
Refer to PW Slope Meas.
HR(Single
Wave)
bpm
Refer to PW Time Meas.
ED/PS
ED
PS
cm/s
Refer to PW Velocity Meas.
Formular:
RI=(ED-PS)/ED
Mitral Valve
MV E Vel
cm/s
Refer to PW Velocity Meas.
Formular:
MV E PG=4*MV E Vel*MV E
Vel/10000
E/Ea=MV E Vel/Ea
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