RADIOMETER ABL800 FLEX, Справочное руководство

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6. Parameters ABL800 FLEX Reference Manual
List of equations,
Continued
Eq. 36
:
RI
RI =
O A O a
O a
2 2
2
p p
p
( ) ( )
( )
−
The calculation requires entering the sample type as “Arterial” or “Capillary”.
Eq. 37
:
RI(T)
RI( ) =
O (A O (a
O (a
2 2
2
T
p T
p T p
, ) , )
, )
T
−
The calculation requires entering the sample type as “Arterial” or “Capillary”.
Eq. 38
[8]:
Q
x
The ODC is determined as described in equations 46 - 47 in the section
Oxyhemoglobin Dissociation Curve
.
Q
x
=
−
2 3 .
( )
c
tO a t
2 i
Eq. Description See…
38.1
( )
t tHb 1 - COHb - MetHb O O
i 2, i
= × × + × −
c F F s p
9 83 10 5
3
. (
2
)
38.2 p
O
2
(5) = 5.00 kPa
38.3
S = ODC(P,A,
T
)
38.4
( )
⎥
⎥
⎦
⎤
⎢
⎢
⎣
⎡
− − ×
+ × =
MetHb COHb 1 O
COHb
1 (5) O
i 2,
2
F F s
F
p P
Eq. 46.9
38.5
( )
s
F F
F F
O
S 1 MetHb COHb
1 - COHb - MetHb
2,i
=
× − − Eq. 46.12
38.6
A = a
38.7
T
= 37.0
o
C
c
tO
2
(a) is determined as described in equation 27.
Qx cannot be calculated on the basis of a default
c
tHb value.
Qx 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”.
Continued on next page
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