FDA product code · Radiology
Tomographic Imager Combining Emission Computed Tomography With Nuclear Magnetic Resonance
15 FDA decisions since 2011. 510(k) reviews decided 2021–2025 took a median of 84 days (half between 71 and 116). 4 recalls name this code, 0 of them Class I. The most-cited predicate is K163234, named by 4 later devices.
Imager that generates both both magnetic resonance (mr) and positron emission tomography (pet) images and provides registration and fusion of these images. Pet and mr images can be acquired either simultaneously or sequentially. Anatomical mr images are used for pet attenuation correction.
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of OUO 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 · OUO
1in 2024
2026 to Oct 25, outlined.
Median 510(k) review, days · OUO
84in 2017
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · OUO
1in 2021
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · OUO
1in 2021
MAUDE reports naming product code OUO, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 0 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 2 | — | 0 | 0 |
| 2012 | 0 | — | 1 | 1 |
| 2013 | 1 | — | 0 | 1 |
| 2014 | 1 | — | 0 | 3 |
| 2015 | 0 | — | 1 | 2 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 3 | 84 | 0 | 2 |
| 2018 | 0 | — | 0 | 1 |
| 2019 | 2 | — | 0 | 0 |
| 2020 | 1 | — | 1 | 1 |
| 2021 | 0 | — | 1 | 1 |
| 2022 | 2 | — | 0 | 0 |
| 2023 | 0 | — | 0 | 0 |
| 2024 | 1 | — | 0 | 0 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 2 | — | 0 | — |
Planning a device in OUO? 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) ReportRelated product codes
Other codes under 21 CFR 892.1200.