510(k) Report

FDA product code · Dental

Handpiece, Rotary Bone Cutting

KMWClass II21 CFR 872.4120510(k) required9 decisions since 19869 recalls

9 FDA decisions since 1986. 510(k) reviews decided 2021–2025 took a median of 87 days (half between 87 and 87). 9 recalls name this code, 0 of them Class I. The most-cited predicate is K970953, named by 3 later devices.

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, dental panel

Twenty years of KMW 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 · KMW

1in 2021

2008: 12017: 22021: 1
2007high 2 (2017) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · KMW

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

Recalls per year · KMW

1in 2021

2018: 82021: 1
2007high 8 (2018) · low 0 (2007)2026

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

Adverse event reports per year · KMW

22in 2025

2009: 12011: 12014: 122015: 272016: 132017: 42018: 162019: 132020: 132021: 322022: 542023: 252024: 492025: 22
2007high 54 (2022) · low 0 (2007)2025

MAUDE reports naming product code KMW, 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
20081—00
20090—01
20100—00
20110—01
20120—00
20130—00
20140—012
20150—027
20160—013
20172—04
20180—816
20190—013
20200—013
20211—132
20220—054
20230—025
20240—049
20250—022
20260—0—
FIG. 1 — KMW by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in KMW? 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 872.4120.