Chison ECO 2 - Page 98

ECO 2 Ultrasound Diagnostic System
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Meas.
Menu
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Unit
Meas. Method/
Meas. Formula
TR Vmax Pressure
mmHg
Formula:
Pressure＝4×Vmax×Vmax/10000
TR TVI
Cm
PV
InFlow Velocity
cm/s
Refer to M speed meas.
InFlow Pressure
mmHg
Formula:
Pressure＝4×Velocity×Velocity/10000
PV Diam
Cm
Refer to B distance meas.
PV Trace Vs
cm/s
Refer to M speed meas.
PV Trace PPG
mmHg
Formula:
PPG＝4×Vs×Vs/10000
PV Trace VMean
cm/s
Refer to M speed meas.
PV Trace MPG
mmHg
Formula:
MPG＝4×VMean×VMean/10000
PV Trace TVI
Cm
Time
S
PV Trace HR
Bpm
Formula:
60/Time
PV Trace SV
Ml
Formula:
0.785* Diam* Diam*|TVI|
PV Trace CO
l/min
Formula:
SV*HR(Single wave)/1000
RV ET
S
Refer to M time meas.
RV AcT
S
Refer to M time meas.
RV AcT/ET
Formula:
AcT/ET
RV REP
S
Refer to M time meas.
RV STI
Formula:
REP/ET
PV PHT VPeak
cm/s
Refer to M speed meas.
PV PHT Pressure
mmHg
Formula:
PPG＝4×VPeak×VPeak/10000
PV PHT Slope
cm/s
2
PV PHT
S
PV PHT Area
cm
2
Formula:
220/ TV PHT
R-R interval
Bpm