510(k) Report

510(k) · Cleared

Cleared

Visby Medical Flu and COVID-19 Test

K253971510(k) TraditionalCleared May 27, 2026167-day reviewClass II21 CFR 866.3984

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Visby Medical, Inc. · SIA Over-The-Counter Molecular Multi-Analyte Respiratory Virus Detection Test

Cleared on May 27, 2026 as substantially equivalent to DEN220028 (Cue Health, Inc., 2023) after a 167-day review. Its family tree reaches back 1 generation to 2023.

Decided
May 27, 2026
Review
167 days
Class
Class II
Product code
SIA
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to DEN220028 (2023). No later device cites it as a predicate yet.

DEN220028 · Cue COVID-19 Molecular Test · Cue Health, Inc. · 202320202022202420262028
DEN220028 · Cue COVID-19 Molecular Test · Cue Health, Inc. · 20230
  1. Root · 1 generation backDEN220028 Cue COVID-19 Molecular TestCue Health, Inc. · 2023
  2. This deviceK253971 Visby Medical Flu and COVID-19 TestVisby Medical, Inc. · 2026
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1DEN220028Cue COVID-19 Molecular TestCue Health, Inc.2023—
0 (this device)K253971Visby Medical Flu and COVID-19 TestVisby Medical, Inc.2026—
FIG. 1 — Lineage of K253971, 2023–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

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What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*DEN220028Cue COVID-19 Molecular Test
Summary page 5
…sification: Class II Regulation: 21 CFR 866.3984 Primary Product Code: SIA C. Predicate Device Cue COVID-19 Molecular Test (DEN220028) D. Device Description The Visby Medical Flu and COVID-19 Test is a non-prescription, single-use (disposable),…
Cue Health, Inc.2023—

Also cleared against DEN220028: 2 other devices →

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • Its one ancestor has no recall.
  • 2 other devices also cite its predicate DEN220028.

How does its category compare?

All SIA devices

SIA Over-The-Counter Molecular Multi-Analyte Respiratory Virus Detection Test: FDA decisions, review times, recalls and adverse event reports over 20 years. 2026, this device’s year, is highlighted.

FDA decisions per year · SIA

1so far in 2026, the most since 2007

2026 (partial year): 1
2007high 1 (2026) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · SIA

Too few SIA 510(k)s in any year since 2007 to give a median.

Recalls per year · SIA

No recall names SIA since 2007.

Adverse event reports per year · SIA

No MAUDE report names SIA since 2007.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20200—00
20210—00
20220—00
20230—00
20240—00
20250—00
20261—0—

What is it indicated for?

The Visby Medical Flu and COVID-19 Test is a single-use (disposable), fully integrated, automated RT PCR in vitro diagnostic test intended for the qualitative detection and differentiation of influenza A, influenza B, and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) viral RNA in anterior nasal swab samples from individuals with signs and symptoms of a viral respiratory infection. Clinical signs and symptoms of respiratory viral infection…

Read the full statement (197 words)

The Visby Medical Flu and COVID-19 Test is a single-use (disposable), fully integrated, automated RT PCR in vitro diagnostic test intended for the qualitative detection and differentiation of influenza A, influenza B, and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) viral RNA in anterior nasal swab samples from individuals with signs and symptoms of a viral respiratory infection. Clinical signs and symptoms of respiratory viral infection due to SARS-CoV-2 and influenza can be similar. This test is intended for individuals aged 14 years or older testing themselves, or adults testing individuals aged 2 years or older.

All negative results are presumptive and should be confirmed with a lab-based molecular assay when determined to be appropriate by a healthcare provider. Negative results do not rule out infection with influenza, SARS-CoV-2 or other pathogens.

Individuals who test negative and experience continued or worsening respiratory symptoms such as fever, cough and/or shortness of breath should seek follow-up care with their healthcare provider.

Positive results do not rule out co-infection with other respiratory pathogens. This test is not a substitute for visits to a healthcare provider or appropriate follow-up and should not be used to determine any treatments without provider supervision.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K253971: Visby Medical Flu and COVID-19 Test.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K253971

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Record history
  • FDA decision record loaded Oct 30, 2026
  • Summary read Oct 30, 2026 (extraction version 2d9447fa9ea4)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026