510(k) · Cleared
ClearedThyroglobulin Assay System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
American Laboratory Products Co., Ltd. · JZO System, Test, Thyroid Autoantibody
Cleared on Jul 14, 1997 after a 56-day review. FDA’s file for it is a 510(k) statement, which names no predicate. 2 later devices descend from it.
- Decided
- Jul 14, 1997
- Review
- 56 days
- Class
- Class II
- Product code
- JZO
- Recalls
- None
- Predicates
- 0
2 later devices descend from it, 2 citing it directly.
- This deviceK972190 Thyroglobulin Assay SystemAmerican Laboratory Products Co., Ltd. · 1997
- Descendant · cites it directly · 0 of its ownK982468 Immulite 2000 Thyroglobulin Model L2KTYDiagnostic Products Corp. · 1999 · Recalled
- Descendant · cites it directly · 0 of its ownK982466 Immulite Thyroglobulin Model LktyDiagnostic Products Corp. · 1999 · Recalled
Most influential descendants
Showing 2 of 2 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K972190 | Thyroglobulin Assay System | American Laboratory Products Co., Ltd. | 1997 | — |
| +1 | K982468 | Immulite 2000 Thyroglobulin Model L2KTY | Diagnostic Products Corp. | 1999 | 3 |
| +1 | K982466 | Immulite Thyroglobulin Model Lkty | Diagnostic Products Corp. | 1999 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1999 | 2 | 0 |
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 JZO? 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 JZO device
- #1 K250250 ADVIA Centaur Anti-Thyroid Peroxidase IIscore 10.5 · 2 generations · no Class I recall
- #2 Held for the reportin the report
- #3 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? (2)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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?
- Of its descendants, K982468 (Diagnostic Products Corp., 1999) has gone furthest, with 0 descendants of its own.
How does its category compare?
All JZO devicesJZO System, Test, Thyroid Autoantibody: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · JZO
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · JZO
Too few JZO 510(k)s in any year since 2007 to give a median.
Recalls per year · JZO
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · JZO
44in 2025
MAUDE reports naming product code JZO, 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 | — | 0 | 0 |
| 2008 | 2 | — | 0 | 0 |
| 2009 | 2 | — | 0 | 0 |
| 2010 | 1 | — | 0 | 1 |
| 2011 | 0 | — | 0 | 5 |
| 2012 | 0 | — | 0 | 4 |
| 2013 | 0 | — | 0 | 4 |
| 2014 | 0 | — | 0 | 2 |
| 2015 | 0 | — | 0 | 4 |
| 2016 | 2 | — | 0 | 8 |
| 2017 | 0 | — | 0 | 12 |
| 2018 | 0 | — | 0 | 35 |
| 2019 | 0 | — | 0 | 39 |
| 2020 | 1 | — | 0 | 17 |
| 2021 | 0 | — | 0 | 19 |
| 2022 | 0 | — | 0 | 25 |
| 2023 | 2 | — | 0 | 33 |
| 2024 | 1 | — | 0 | 29 |
| 2025 | 1 | — | 1 | 44 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
The Thyroglobulin ELISA Assay is intended for the quantitative determination of thyroglobulin (TG) in human serum or plasma in patients who do not have TG antibodies; to aid in confirming the diagnosis of thyroid diseases, such as Graves’ Disease; and to monitor for the absence of thyroglobulin in thyroidectomized patients,
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/K972190 · printed Nov 4, 2026
Cite this page
510(k) Report. “K972190: Thyroglobulin Assay System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K972190
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026