--- title: "cobas LiatSystem, respiratory virus panel nucleic acid assay system, Material... — FDA record Z-0828-2022 | Is It on Recall" description: "Roche has identified a small number of cobas Liat analyzer units that have consistently high noise levels (background signal) originating from the amber detecto" url: https://isitonrecall.com/recall/fda-device-z-0828-2022-cobas-liatsystem-respiratory-virus-panel-nucleic-acid-assay-system-material-number-07341920190/ updated: 2026-10-01 site: "Is It on Recall" language: en --- [Recall archive](https://isitonrecall.com/archives/) / FDA device enforcement # cobas LiatSystem, respiratory virus panel nucleic acid assay system, Material Number 07341920190 — FDA record Z-0828-2022 Reported ongoing Status as reported in the agency record. FDA warns that enforcement status may not track the current recall lifecycle; check the current official notice. Source date Nov 16, 2021. Retrieved Oct 1, 2026. Last updated Oct 1, 2026. Archive changed Oct 1, 2026. USDA FSIS records are unavailable; [check FSIS directly](https://www.fsis.usda.gov/recalls). [Source coverage and dates](https://isitonrecall.com/sources/). ## What the record says - **Product**: cobas LiatSystem, respiratory virus panel nucleic acid assay system, Material Number 07341920190 - **Reason**: Roche has identified a small number of cobas Liat analyzer units that have consistently high noise levels (background signal) originating from the amber detector (used for Influenza B detection). This noise increases the probability of false positive Influenza B results. - **Classification**: Class II - **Recalling firm**: Roche Molecular Systems, Inc. - **Quantity**: 14 units - **Agency-reported status**: Ongoing - **Source record identifier**: Z-0828-2022 [Open the official record](https://api.fda.gov/device/enforcement.json?search=recall_number%3A%22Z-0828-2022%22) [What the recall classes mean](https://isitonrecall.com/guides/recall-classes/). Classification is an agency assessment, not individual medical advice. ## Lot and product identifiers | Label field | Details supplied by the agency | | --- | --- | | Lot, code or applicability | UDI: 07613336100097; Serial Numbers: 16333, 16454, 16688, 16695, 16871, 16914, 17048, 17266, 19924, 18094, 18323, 18357, 17116, 17086 | Match all identifying details in the current notice. A brand name alone is not enough. ## Distribution Worldwide distribution - US Nationwide distribution in the states of CO, IL, IN, KY, MI, NC, and TX. The countries of Cyprus, Spain, and Hong Kong. States below are derived from the distribution text, including nationwide wording. They are not inferred from the firm's address. - [Alaska](https://isitonrecall.com/state/alaska/) - [Alabama](https://isitonrecall.com/state/alabama/) - [Arkansas](https://isitonrecall.com/state/arkansas/) - [Arizona](https://isitonrecall.com/state/arizona/) - [California](https://isitonrecall.com/state/california/) - [Colorado](https://isitonrecall.com/state/colorado/) - [Connecticut](https://isitonrecall.com/state/connecticut/) - [Delaware](https://isitonrecall.com/state/delaware/) - [Florida](https://isitonrecall.com/state/florida/) - [Georgia](https://isitonrecall.com/state/georgia/) - [Hawaii](https://isitonrecall.com/state/hawaii/) - [Iowa](https://isitonrecall.com/state/iowa/) - [Idaho](https://isitonrecall.com/state/idaho/) - [Illinois](https://isitonrecall.com/state/illinois/) - [Indiana](https://isitonrecall.com/state/indiana/) - [Kansas](https://isitonrecall.com/state/kansas/) - [Kentucky](https://isitonrecall.com/state/kentucky/) - [Louisiana](https://isitonrecall.com/state/louisiana/) - [Massachusetts](https://isitonrecall.com/state/massachusetts/) - [Maryland](https://isitonrecall.com/state/maryland/) - [Maine](https://isitonrecall.com/state/maine/) - [Michigan](https://isitonrecall.com/state/michigan/) - [Minnesota](https://isitonrecall.com/state/minnesota/) - [Missouri](https://isitonrecall.com/state/missouri/) - [Mississippi](https://isitonrecall.com/state/mississippi/) - [Montana](https://isitonrecall.com/state/montana/) - [North Carolina](https://isitonrecall.com/state/north-carolina/) - [North Dakota](https://isitonrecall.com/state/north-dakota/) - [Nebraska](https://isitonrecall.com/state/nebraska/) - [New Hampshire](https://isitonrecall.com/state/new-hampshire/) - [New Jersey](https://isitonrecall.com/state/new-jersey/) - [New Mexico](https://isitonrecall.com/state/new-mexico/) - [Nevada](https://isitonrecall.com/state/nevada/) - [New York](https://isitonrecall.com/state/new-york/) - [Ohio](https://isitonrecall.com/state/ohio/) - [Oklahoma](https://isitonrecall.com/state/oklahoma/) - [Oregon](https://isitonrecall.com/state/oregon/) - [Pennsylvania](https://isitonrecall.com/state/pennsylvania/) - [Rhode Island](https://isitonrecall.com/state/rhode-island/) - [South Carolina](https://isitonrecall.com/state/south-carolina/) - [South Dakota](https://isitonrecall.com/state/south-dakota/) - [Tennessee](https://isitonrecall.com/state/tennessee/) - [Texas](https://isitonrecall.com/state/texas/) - [Utah](https://isitonrecall.com/state/utah/) - [Virginia](https://isitonrecall.com/state/virginia/) - [Vermont](https://isitonrecall.com/state/vermont/) - [Washington](https://isitonrecall.com/state/washington/) - [Wisconsin](https://isitonrecall.com/state/wisconsin/) - [West Virginia](https://isitonrecall.com/state/west-virginia/) - [Wyoming](https://isitonrecall.com/state/wyoming/) ## Dates in the source - **Report date**: Apr 6, 2022 - **Recall initiation date**: Nov 16, 2021 - **Center classification date**: Mar 28, 2022 FDA company pages use the listing date; enforcement records use initiation dates; CPSC uses recall date; NHTSA uses report-received date. These dates are not interchangeable. ## What to do next Read the official notice for the action that applies to your exact product. [Read the current instructions](https://api.fda.gov/device/enforcement.json?search=recall_number%3A%22Z-0828-2022%22) ## Related records [Medical devices records](https://isitonrecall.com/category/medical-devices/) [Roche Molecular Systems, Inc. records](https://isitonrecall.com/brand/roche-molecular-systems-inc/)