FDA product code · Neurology
Neurosurgical Nerve Locator
36 FDA decisions since 2013. 510(k) reviews decided 2021–2025 took a median of 91 days (half between 89 and 183). No recall names this code. The most-cited predicate is K171807, named by 3 later devices.
To locate or monitor function of spinal nerve roots or peripheral nerves during neurosurgery.
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of PDQ 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 · PDQ
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · PDQ
182in 2019
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · PDQ
No recall names PDQ since 2007.
Adverse event reports per year · PDQ
2in 2025
MAUDE reports naming product code PDQ, 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 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 5 | 181 | 0 | 1 |
| 2014 | 7 | 254 | 0 | 0 |
| 2015 | 3 | 95 | 0 | 1 |
| 2016 | 3 | 100 | 0 | 4 |
| 2017 | 2 | — | 0 | 5 |
| 2018 | 4 | 162 | 0 | 5 |
| 2019 | 4 | 182 | 0 | 10 |
| 2020 | 0 | — | 0 | 9 |
| 2021 | 2 | — | 0 | 10 |
| 2022 | 2 | — | 0 | 16 |
| 2023 | 1 | — | 0 | 9 |
| 2024 | 0 | — | 0 | 4 |
| 2025 | 1 | — | 0 | 2 |
| 2026 | 2 | — | 0 | — |
Planning a device in PDQ? 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 874.1820.