510(k) · Cleared
ClearedThe Aptus (Automated) Application of the CMV Igg Elisa Test System. an Enzyme Linked Immunosorbent Assay (Elisa) for the
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Zeus Scientific, Inc. · LFZ Enzyme Linked Immunoabsorbent Assay, Cytomegalovirus
Cleared on Jan 11, 1999 after a 54-day review. FDA’s file for it is a 510(k) statement, which names no predicate.
- Decided
- Jan 11, 1999
- Review
- 54 days
- Class
- Class II
- Product code
- LFZ
- Recalls
- None
- Predicates
- 0
FDA’s file for it is a 510(k) statement, which names no predicate.
Sources: FDA 510(k) database (decision fields), the FDA 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in LFZ? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new LFZ device
- #1 K220911 Elecsys CMV IgGscore 4.8 · 3 generations · no Class I recall
- #2 Held for the reportin the report
What was it cleared against?
FDA’s file for it is a 510(k) statement, which names no predicate.
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.
How does its category compare?
All LFZ devicesLFZ Enzyme Linked Immunoabsorbent Assay, Cytomegalovirus: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LFZ
2in 2022
2026 to Oct 25, outlined.
Median 510(k) review, days · LFZ
Too few LFZ 510(k)s in any year since 2007 to give a median.
Recalls per year · LFZ
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LFZ
53in 2025
MAUDE reports naming product code LFZ, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 0 | — | 1 | 7 |
| 2008 | 0 | — | 0 | 7 |
| 2009 | 0 | — | 1 | 14 |
| 2010 | 0 | — | 0 | 3 |
| 2011 | 0 | — | 0 | 7 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 1 |
| 2014 | 2 | — | 0 | 3 |
| 2015 | 0 | — | 0 | 7 |
| 2016 | 0 | — | 0 | 14 |
| 2017 | 2 | — | 0 | 13 |
| 2018 | 1 | — | 0 | 9 |
| 2019 | 0 | — | 0 | 10 |
| 2020 | 0 | — | 0 | 7 |
| 2021 | 0 | — | 0 | 23 |
| 2022 | 2 | — | 1 | 11 |
| 2023 | 0 | — | 0 | 36 |
| 2024 | 0 | — | 0 | 34 |
| 2025 | 0 | — | 1 | 53 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
This test system is designed for the manual or automated (Aptus), qualitative determination of IgG antibody to CMV in human serum. The test system is intended to be used fo evaluate serologic evidence of previous infection with CMV and is for in vitro diagnostic use. The test is not FDA cleared (approved) for use in testing (i.e., screening) blood or plasma donors.
Indications for use read by OCR from a scanned FDA 510(k) statement, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K984139 · printed Nov 6, 2026
Cite this page
510(k) Report. “K984139: The Aptus (Automated) Application of the CMV Igg Elisa Test System. an Enzyme Linked Immunosorbent Assay (Elisa) for the.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K984139
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Page last updated Nov 3, 2026