510(k) Report

FDA product code · Pathology

Methylene Blue, Tissue Stain

KFCClass I21 CFR 864.1850510(k) exempt7 decisions since 19770 recalls

FDA lists KFC 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. 7 FDA decisions since 1977. No recall names this code.

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 KFC 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 · KFC

FDA has decided no KFC device since 2007.

Median 510(k) review, days · KFC

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

Recalls per year · KFC

No recall names KFC since 2007.

Adverse event reports per year · KFC

No MAUDE report names KFC 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—
FIG. 1 — KFC by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in KFC? 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 864.1850.