Chison ECO 6 - Page 100

ECO 6 Digital Color Doppler Ultrasound System
87
AV VTI
Refer to PW Trace Meas.
Formular:
AV PGmax=4*AV Vmax*AV
Vmax/10000
AV PGmax=4*AV Vmean*AV
Vmean/10000
AV SV=0.785*AV Diam*AV
Diam*|AV VTI|
AR Fraction=AR Flow/AV
SV*100
AVA(VTI)
Formular:
AVA(VTI)= π *|LVOT
VTI*LVOT Diam*LVOT
Diam|/AV VTI/4
LVOT Vmax
cm/s
Refer to PW Velocity Meas.
Formular:
LVOT PGmax=4*LVOT
Vmax*LVOT Vmax/10000
LVOT VTI
Refer to PW Trace Meas.
Formular:
LVOT PGmax=4*LVOT
Vmax*LVOT Vmax/10000
LVOT PGmax=4*LVOT
Vmean*LVOT Vmean/10000
LVPEP
s
Refer to PW Time Meas.
LVET
s
Refer to PW Time Meas.
AR Vmax
cm/s
Refer to PW Velocity Meas.
Formular:
AR PGmax=4*AR Vmax*AR
Vmax/10000
AR VTI
Refer to PW Trace Meas.
Formular:
AR PGmax=4*AR Vmax*AR
Vmax/10000
AR PGmean=4*AR Vmean*AR
Vmean/10000
AR DecT
s
Refer to PW Time Meas.
AR PHT
Tricuspid
Valve
TV Vmax
cm/s
Refer to PW Velocity Meas.
Formular:
TV PGmax=4*TV Vmax*TV
Vmax/10000
TV E Vel
cm/s
Refer to PW Velocity Meas.
Formular:
TV E PG=4*TV E Vel*TV E
Vel/10000
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