GE Logiq 500, Расширенное справочное руководство

Страница: 136 / 474

Advanced Cardiac Calculations
LOGIQ 500 Advanced Reference Manual
2276614–100 Rev. 0
4–90

Doppler Analysis – Aortic Valve (D-AV)
AOPFV
LOPFV
s e
P
a
d
F
O
R
V
p
2
Figure 4–77. D-AV Measurements
Calc Mnemonic Calc Name Input Measurements Formula
AOs Aortic Root
Dimension, Systole one distance AOs=d1[cm or mm]
FVI-AV Flow Velocity
Intergal at Aortic Valve flow velocities FVI-AV[mm or cm]= Vdt
FVI-LV Flow Velocity Intergal at
Left Ventricular Outflow
Tract flow velocities FVI-LV[mm or cm]= Vdt
PFVAV Peak Flow Velocity at
Aortic Valve one velocity PFVAV=v1[cm/s or m/s]
PFVLV Peak Flow Velocity at Left
Ventricular Outflow Tract one velocity PFVLV=v1[cm/s or m/s]
ET Ejection Time one time interval S–E ET=t1[ms or sec]
PHT Pressure Half Time one time interval PHT=t1[ms orsec]
HR Heart Rate (beats/minute) one 2 beat time
interval HR[BPM]=120 [sec]/ 2
beat time [sec]
Table 4–25. Aortic Valve (D-AV)