510(k) Report

FDA product code · Radiology

System, X-Ray, Extraoral Source, Digital

MUHClass II21 CFR 872.1800510(k) required207 decisions since 19986 recalls

207 FDA decisions since 1998. 510(k) reviews decided 2021–2025 took a median of 64 days (half between 47 and 124). 6 recalls name this code, 0 of them Class I. The most-cited predicate is K072134, named by 12 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, radiology panel

Twenty years of MUH 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 · MUH

3in 2025

2007: 112008: 82009: 92010: 92011: 102012: 92013: 92014: 82015: 122016: 62017: 92018: 32019: 52020: 52021: 102022: 72023: 112024: 42025: 32026 (partial year): 2
2007high 12 (2015) · low 3 (2018)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · MUH

159in 2025

2007: 48 days median2008: 64 days median2009: 88 days median2010: 174 days median2011: 89 days median2012: 81 days median2013: 172 days median2014: 168 days median2015: 111 days median2016: 47 days median2017: 84 days median2018: 29 days median2019: 64 days median2020: 36 days median2021: 80 days median2022: 57 days median2023: 57 days median2024: 144 days median2025: 159 days median
2007high 174 (2010) · low 29 (2018)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · MUH

1in 2015

2008: 12009: 22013: 12014: 12015: 1
2007high 2 (2009) · low 0 (2007)2026

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

Adverse event reports per year · MUH

1in 2025

2009: 122010: 92012: 52013: 12014: 52015: 32016: 12017: 42018: 102019: 62021: 12023: 12025: 1
2007high 12 (2009) · low 0 (2007)2025

MAUDE reports naming product code MUH, 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
2007114800
200886410
2009988212
2010917409
2011108900
201298105
2013917211
2014816815
20151211113
201664701
201798404
2018329010
201956406
202053600
2021108001
202275700
2023115701
2024414400
2025315901
20262—0—
FIG. 1 — MUH by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in MUH? 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 872.1800.