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Recall Observatory FDA recall evidence

Device product

Cobas u 601 urinalysis test system, Catalog number 06334601001 The cobas U 601 urinalysis test system is comprised of the cobas u 601 urine analyzer and the cobas u pack. The cobas u 601 urine analyzer when used with the cobas u pack is a fully automated urinalysis system intended for the in vitro qualitative or semi-quantitative determination of urine analytes, including pH, leukocytes, nitrite, protein, glucose, ketones, urobilinogen, bilirubin, color and erythrocytes, as well as clarity.

Z-0266-2022

October 18, 2021

Class II

Product summary

Firm
Roche Diagnostics Operations, Inc.
Event
Event 88879
Status
Terminated
Classification
Class II
Quantity
636
Official record key
device-enforcement:Z-0266-2022

Official wording

Reason: A potential risk for false negative nitrite results exists when endogenous creatinine levels are 15,000 mg/L and above. No interference of Nitrite results was observed at creatinine levels up to 9,000 mg/L.

Code information: UDI 04015630932252

Distribution pattern: US Nationwide distribution.

Derived failure modes

  • Unknown

    reason.no_named_rule · v1.0.0

    A potential risk for false negative nitrite results exists when endogenous creatinine levels are 15,000 mg/L and above. No interference of Nitrite results was observed at creatinine levels up to 9,000 mg/L.