510(k) Report

FDA product code · Hematology

System, Fibrinogen Determination

KQJClass II21 CFR 864.7340510(k) required28 decisions since 19800 recalls

28 FDA decisions since 1980. 510(k) reviews decided 2021–2025 took a median of 28 days (half between 28 and 28). No recall names this code. The most-cited predicate is K073367, named by 1 later device.

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

FIG. A — Illustration, hematology panel

Twenty years of KQJ at a glance: how often FDA decides these devices, how long 510(k) reviews take, how often they are recalled, and how many adverse event reports name the code.

FDA decisions per year · KQJ

1in 2025

2007: 12025: 1
2007high 1 (2007) · low 0 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · KQJ

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

Recalls per year · KQJ

No recall names KQJ since 2007.

Adverse event reports per year · KQJ

2in 2024

2007: 12015: 12019: 12021: 12024: 2
2007high 2 (2024) · low 0 (2008)2025

MAUDE reports naming product code KQJ, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20071—01
20080—00
20090—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—01
20160—00
20170—00
20180—00
20190—01
20200—00
20210—01
20220—00
20230—00
20240—02
20251—00
20260—0—
FIG. 1 — KQJ by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in KQJ? A 510(k) Report ranks candidate predicates in this code by lineage, citations and recall history, with the review-time outlook.

See the 510(k) Report

Related product codes

Other codes under 21 CFR 864.7340.