510(k) Report

FDA product code · Radiology

X-Ray, Tomography, Computed, Dental

OASClass II21 CFR 892.1750510(k) required136 decisions since 20014 recalls

136 FDA decisions since 2001. 510(k) reviews decided 2021–2025 took a median of 113 days (half between 51 and 176). 4 recalls name this code, 0 of them Class I. The most-cited predicate is K003787, named by 6 later devices.

Produce cross-sectional diagnostic x-ray images of the intra-oral tissue and teeth.

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 OAS 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 · OAS

9in 2025

2007: 22008: 22009: 22010: 12011: 62012: 72013: 102014: 52015: 52016: 122017: 42018: 112019: 72020: 92021: 112022: 62023: 122024: 42025: 92026 (partial year): 9
2007high 12 (2016) · low 1 (2010)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · OAS

144in 2025

2011: 168 days median2012: 110 days median2013: 155 days median2014: 170 days median2015: 164 days median2016: 154 days median2017: 209 days median2018: 57 days median2019: 55 days median2020: 113 days median2021: 92 days median2022: 105 days median2023: 77 days median2024: 129 days median2025: 144 days median2026 (partial year): 77 days median
2007high 209 (2017) · low 55 (2019)2026

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

Recalls per year · OAS

3in 2025

2015: 12025: 3
2007high 3 (2025) · low 0 (2007)2026

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

Adverse event reports per year · OAS

1in 2025

2008: 12019: 12022: 12023: 12024: 22025: 1
2007high 2 (2024) · low 0 (2007)2025

MAUDE reports naming product code OAS, 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
20072—00
20082—01
20092—00
20101—00
2011616800
2012711000
20131015500
2014517000
2015516410
20161215400
2017420900
2018115700
201975501
2020911300
2021119200
2022610501
2023127701
2024412902
2025914431
20269770—
FIG. 1 — OAS by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in OAS? 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 892.1750.