ABL800 FLEX Reference Manual
6. Parameters
List of equations,
Continued
c
tO
2
(x)
(or c
x
)
(continued)
c
tO
2
(a) is determined as described in equation 27.
c
tO
2
(x) cannot be calculated on the basis of a default
c
tHb value.
c
tO
2
(x) can only be calculated if the measured
s
O
2
(a)
≤
0.97 (or if
p
50(st) is keyed
in).
The calculation requires entering the sample type as “Arterial” or “Capillary”.
Eq. 31
:
D
·
O
2
D O
tO
2
2
.
.
=
×
c
Q
t
Q
·
t
is the cardiac output and is an input parameter for calculation of D
·
O
2
.
If Q
·
t
is not keyed in, D
·
O
2
will not be calculated.
The calculation requires entering the sample type as “Arterial” or “Capillary”.
Eq. 32
:
Q
·
t
Q
V O
tO a v
t
.
.
=
−
2
2
c
(
)
If V· O
2
is not keyed in, Q
·
t
will not be calculated.
Eq. 33
:
V
·
O
2
V O
Q
2
2
.
.
=
×
−
t
tO a v
c
(
)
If Q
·
t
is not keyed in, V·O
2
will not be calculated.
Eq. 34
[5]:
F
Shunt
F
c
c
c
c
Shunt =
tO c
tO a
tO c
tO v
2
2
2
2
( )
( )
( )
( )
−
−
and
Eq. Description
34.1
F
c
c
c
c
Shunt
tO A
tO a
tO A
tO v
2
2
2
2
≅
−
−
( )
( )
( )
( )
Continued on next page
6-35
Содержание ABL800 FLEX
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