510(k) Report

FDA product code · Pathology

Stainer, Tissue, Automated

KEYClass I21 CFR 864.3800510(k) exempt1 decision since 19775 recalls

FDA lists KEY as exempt from 510(k): a device of this type needs no clearance unless one of the limits in 21 CFR 864.9 applies, such as a new intended use or a different fundamental technology. 1 FDA decision since 1977. 5 recalls name this code, 0 of them Class I.

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, pathology panel

Twenty years of KEY 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 · KEY

FDA has decided no KEY device since 2007.

Median 510(k) review, days · KEY

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

Recalls per year · KEY

1in 2009

2007: 22008: 22009: 1
2007high 2 (2007) · low 0 (2010)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · KEY

1in 2023

2007: 12008: 32009: 22010: 42011: 32014: 52015: 12016: 22018: 22023: 1
2007high 5 (2014) · low 0 (2012)2025

MAUDE reports naming product code KEY, 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
20070—21
20080—23
20090—12
20100—04
20110—03
20120—00
20130—00
20140—05
20150—01
20160—02
20170—00
20180—02
20190—00
20200—00
20210—00
20220—00
20230—01
20240—00
20250—00
20260—0—
FIG. 1 — KEY by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in KEY? 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 864.3800.