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Calculations
188
Instructions for use – Infinity Acute Care System – Monitoring Applications VG6.n
The Cockpit uses the values in the preceding table plus the BSA value to calculate the following derived
hemodynamic values.
Label
Description
Equation
Available units
CI, CCI
Cardiac index (continu-
ous)
C.O. / BSA, CCO / BSA
L/min/m
2
LHCPP
Left heart coronary per-
fusion pressure
ART D – PWP
mmHg
LVSW
Left ventricular stroke
work
0.0136 x (ART M – PWP) x SV
g x m
LVSWI
Left ventricular stroke
work index
0.0136 x (ART M – PWP) x SVI
g x m/m
2
PVR
Pulmonary vascular re-
sistance
79.96 x ((PA M – PWP) / C.O.)
dyn x s/cm
5
PVRI
Pulmonary vascular re-
sistance index
79.96 x ((PA M – PWP) / CI)
dyn x s/cm
5
/m
2
RPP
Rate pressure product
ART S x HR
mmHg/min
RVSW
Right ventricular stroke
work
0.0136 x (PA M – CVP) x SV
g x m
RVSWI
Right ventricular stroke
work index
0.0136 x (PA M – CVP) x SVI
g x m/m
2
SV
Stroke volume
C.O. x 1000 / HR
mL
SVI
Stroke volume index
1000 x (CI/ HR)
mL/m
2
SVR
Systemic vascular resis-
tance
79.96 x (ART M – CVP) / C.O.
dyn x s/cm
5
SVRI
Systemic vascular resis-
tance index
79.96 x (ART M – CVP) / CI
dyn x s/cm
5
/m
2
TPR
Total pulmonary resis-
tance
79.96 x PA M / C.O.
dyn x s/cm
5
TVR
Total vascular resis-
tance
79.96 x ART M / C.O.
dyn x s/cm
5