Roche cobas b 123 User Manual

Roche Diagnostics
72 Instructions for Use · Version 13.0
3 Specifications cobas b 123 POC system
Performance data
Material: prepared whole blood including, bilirubin, n=20
Parameter group: COOX only
Material: prepared whole blood including, bilirubin, n=20
Linearity (normal sample)
Tonometered whole blood Whole blood was tonometered at 37°C with high-precision gas mixtures.
Prepared whole blood Expected values for prepared whole blood are based on reference methods.
Prepared whole blood including.
bilirubin
Expected bilirubin values for human whole blood, including bilirubin, are NIST
traceable, based on weighted samples or reference methods.
Prepared dialysis solution Expected values for prepared dialysis solution are based on reference methods.
Material: tonometered whole blood
Number of cobas b 123 <4> POC system instruments: 4
Material: prepared whole blood
Number of cobas b 123 <4> POC system instruments: 4
Mean S
R
(CV%) S
I
(CV%)
Sample 1 5.2 0.3588 6.93 0.6710 12.95
Sample 2 9.8 0.6240 6.38 0.8738 8.93
Sample 3 14.7 0.4676 3.18 0.8140 5.53
Table 3-83 Bilirubin material
Mean S
R
(CV%) S
I
(CV%)
Sample 1 5.2 0.1721 3.31 0.6081 11.71
Sample 2 9.7 0.2864 2.94 0.6832 7.03
Sample 3 13.7 0.3169 2.31 0.4290 3.12
Table 3-84 Bilirubin material
Parameter Unit Coefficient (Pearson) Range n
PCO
2
[mmHg] 0.9990 10.27–172.81 197
PO
2
[mmHg] 0.9966 8.90–604.68 200
Table 3-85 Material: tonometered whole blood
Parameter Unit Coefficient (Pearson) Range n
pH [---] 0.9996 6.499–8.319 40
Na
+
[mmol/L] 0.9993 88.16–212.3 36
K
+
[mmol/L] 0.9989 0.752–16.61 34
Cl
-
[mmol/L] 0.9990 58.5-167.4 36
Ca
2+
[mmol/L] 0.985 0.756–12.84 36
Lac [mmol/L] 0.9969 4.1–214.3 36
Table 3-86 Material: prepared whole blood

Roche cobas b 123 Specifications

General

Brand	Roche
Model	cobas b 123
Category	Medical Equipment
Language	English