510(k) Report

FDA product code · Ear, nose and throat

Snare, Tonsil

KBZClass I21 CFR 874.4420510(k) exempt1 decision since 19820 recalls

FDA lists KBZ as exempt from 510(k): a device of this type needs no clearance unless one of the limits in 21 CFR 874.9 applies, such as a new intended use or a different fundamental technology. 1 FDA decision since 1982. 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, ear, nose and throat panel

Twenty years of KBZ 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 · KBZ

FDA has decided no KBZ device since 2007.

Median 510(k) review, days · KBZ

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

Recalls per year · KBZ

No recall names KBZ since 2007.

Adverse event reports per year · KBZ

1in 2025

2008: 32014: 12015: 12016: 22025: 1
2007high 3 (2008) · low 0 (2007)2025

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

Planning a device in KBZ? 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 874.4420.