510(k) Report

510(k) · Cleared

Cleared

Stratus Primidone Fluorometric Enzyme

K904683510(k) TraditionalCleared Nov 28, 199044-day reviewClass II21 CFR 862.3680

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

Baxter Healthcare Corp · LFT Fluorescent Immunoassay, Primidone

Cleared on Nov 28, 1990 after a 44-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Nov 28, 1990
Review
44 days
Class
Class II
Product code
LFT
Recalls
None
Predicates
0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K904683Source: FDA 510(k) database · 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), 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?

FDA has not posted a summary or statement for it, so its predicates are not known.

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 LFT devices

LFT Fluorescent Immunoassay, Primidone: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · LFT

FDA has decided no LFT device since 2007.

Median 510(k) review, days · LFT

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

Recalls per year · LFT

No recall names LFT since 2007.

Adverse event reports per year · LFT

No MAUDE report names LFT 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
20260—0—
Cite this page

510(k) Report. “K904683: Stratus Primidone Fluorometric Enzyme.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K904683

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Record history
  • FDA decision record loaded May 2, 2026
  • Page last updated Nov 3, 2026