510(k) · Cleared
ClearedN-Assay Tia Apo A1 Test Kit
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Crestat Diagnostics, Inc. · DER Alpha-1-Lipoprotein, Antigen, Antiserum, Control
Cleared on Aug 1, 1997 after a 276-day review. FDA’s file for it is a 510(k) statement, which names no predicate. 2 later devices descend from it.
- Decided
- Aug 1, 1997
- Review
- 276 days
- Class
- Class II
- Product code
- DER
- Recalls
- None
- Predicates
- 0
2 later devices descend from it, 1 citing it directly.
- This deviceK964292 N-Assay Tia Apo A1 Test KitCrestat Diagnostics, Inc. · 1997
- Descendant · cites it directly · 1 of its ownK983289 Apolipoprotein A1Abbott Laboratories · 1999 · Recalled
- Descendant · 2 generations on · 0 of its ownK123372 Abbott Lipid Multi Constituent CalibratorAbbott Laboratories · 2013
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) | K964292 | N-Assay Tia Apo A1 Test Kit | Crestat Diagnostics, Inc. | 1997 | — |
| +1 | K983289 | Apolipoprotein A1 | Abbott Laboratories | 1999 | 2 |
| +2 | K123372 | Abbott Lipid Multi Constituent Calibrator | Abbott Laboratories | 2013 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1999 | 1 | 0 |
| 2013 | 1 | 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 DER? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin 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)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K983289 | Apolipoprotein A1 | 1999 | 1 |
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, K983289 (Abbott Laboratories, 1999) has gone furthest, with 1 descendant of its own.
How does its category compare?
All DER devicesDER Alpha-1-Lipoprotein, Antigen, Antiserum, Control: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · DER
FDA has decided no DER device since 2007.
Median 510(k) review, days · DER
Too few DER 510(k)s in any year since 2007 to give a median.
Recalls per year · DER
No recall names DER since 2007.
Adverse event reports per year · DER
2in 2024
MAUDE reports naming product code DER, 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 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 0 |
| 2023 | 0 | — | 0 | 1 |
| 2024 | 0 | — | 0 | 2 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
The N-Assay® TIA Apolipoprotein A-1 Test Kit is intended to be used for the quantitative determination of human apoprotein A-1 by immunoturbidimetric assay. The measurement of apoprotein A-1 is useful in the diagnosis of atherosclerosis.
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/K964292 · printed Nov 5, 2026
Cite this page
510(k) Report. “K964292: N-Assay Tia Apo A1 Test Kit.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K964292
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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