510(k) · Cleared
ClearedBUN
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Carolina Liquid Chemistries Corp. · CDQ Urease And Glutamic Dehydrogenase, Urea Nitrogen
Cleared on Jun 17, 1997 after a 20-day review. FDA’s file for it is a 510(k) statement, which names no predicate.
- Decided
- Jun 17, 1997
- Review
- 20 days
- Class
- Class II
- Product code
- CDQ
- 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 CDQ? 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 CDQ device
- #1 K203771 Urea Nitrogen2score 3.7 · 2 generations · no Class I recall
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 CDQ devicesCDQ Urease And Glutamic Dehydrogenase, Urea Nitrogen: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · CDQ
1in 2022
2026 to Oct 25, outlined.
Median 510(k) review, days · CDQ
Too few CDQ 510(k)s in any year since 2007 to give a median.
Recalls per year · CDQ
1in 2011
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · CDQ
6in 2025
MAUDE reports naming product code CDQ, 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 | 1 | — | 0 | 0 |
| 2008 | 1 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 6 |
| 2011 | 1 | — | 1 | 37 |
| 2012 | 0 | — | 0 | 44 |
| 2013 | 0 | — | 0 | 1 |
| 2014 | 1 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 1 |
| 2016 | 0 | — | 0 | 231 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 3 |
| 2021 | 0 | — | 0 | 1 |
| 2022 | 1 | — | 0 | 1 |
| 2023 | 0 | — | 0 | 2 |
| 2024 | 0 | — | 0 | 4 |
| 2025 | 0 | — | 0 | 6 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
BUN Reagent is intended for the quantitative determination of urea nitrogen in serum using Beckman SYNCHRON CX Clinical Systems. The results are used in the diagnosis and treatment of certain renal and metabolic diseases.
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/K971967 · printed Nov 6, 2026
Cite this page
510(k) Report. “K971967: BUN.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K971967
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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