i-STAT Alinity v — User Manual 650-7100 Rev. A56
Quality Check Failure Causes
Causes
1. The internal temperature is not within 16 to 30 °C (61 to 86 °F).
2. No clot was detected during testing.
3. Cartridge was rejected during the testing cycle. Probable causes:
• Operator pressed too hard on the center of the cartridge
• Used cartridge inserted
• Cartridge was frozen and thawed before testing
4. Sample was rejected during the testing cycle. Probable causes:
• Bubbles in the sample
• Microclots in the sample
• Used cartridge inserted
• Snap closure not secure
5. Sample was rejected during the testing cycle. Probable causes:
• Bubbles in the sample
• Too little sample used to fill the cartridge
• Clots in the sample
6. Excess blood was added to the cartridge. When filling the cartridge, the
blood advanced past the level indicated by the ‘fill to’ arrow.
7. Sample was rejected during the testing cycle. Probable cause:
• Snap closure not secure.
8. An insucient amount of blood was used to fill the cartridge. When filling the
cartridge, the blood did not reach the level indicated by the ‘fill to’ arrow.
9. Sample was rejected during the testing cycle. Probable causes:
• Bubbles in the sample
• Insucient amount of sample used to fill the cartridge
10. Sample was rejected during the testing cycle. Probable causes:
• Microclots in the sample
• Snap closure not secure
11. Reserved for future use.
12. Excess sample was added to the cartridge. When filling the cartridge, the
sample advanced past the level indicated by the ‘fill to’ arrow.
13. An insucient amount of sample was used to fill the cartridge. When filling
the cartridge, the sample did not reach the level indicated by the ‘fill to’
arrow.
Troubleshooting (Continued)