FDA product code · Ear, nose and throat
Nasal Spray, Ent Delivery
FDA lists KCO 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 1977. No recall names this code.
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of KCO 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 · KCO
FDA has decided no KCO device since 2007.
Median 510(k) review, days · KCO
Too few KCO 510(k)s in any year since 2007 to give a median.
Recalls per year · KCO
No recall names KCO since 2007.
Adverse event reports per year · KCO
2in 2025
MAUDE reports naming product code KCO, 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 | 1 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 1 |
| 2010 | 0 | — | 0 | 1 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 1 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 1 |
| 2018 | 0 | — | 0 | 7 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 2 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 2 |
| 2023 | 0 | — | 0 | 8 |
| 2024 | 0 | — | 0 | 13 |
| 2025 | 0 | — | 0 | 2 |
| 2026 | 0 | — | 0 | — |
Planning a device in KCO? 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 874.5220.