FDA product code · Ear, nose and throat
Self-Fitting Air-Conduction Hearing Aid, Prescription
7 FDA decisions since 2018. 510(k) reviews decided 2021–2025 took a median of 162 days (half between 103 and 183). No recall names this code. The most-cited predicate is K211008, named by 6 later devices.
A self-fitting air-conduction hearing aid is a wearable sound amplifying device that is intended to compensate for impaired hearing and incorporates technology, including software, that allows users to program their hearing aids. This technology integrates user input with a self-fitting strategy and enables users to independently derive and customize their hearing aid fitting and settings. This is a prescription…
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly Download the data (CSV)
Twenty years of QDD 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 · QDD
1in 2023
2026 to Oct 25, outlined.
Median 510(k) review, days · QDD
162in 2022
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · QDD
No recall names QDD since 2007.
Adverse event reports per year · QDD
2in 2024
MAUDE reports naming product code QDD, 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 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 1 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 1 | — | 0 | 0 |
| 2022 | 4 | 162 | 0 | 1 |
| 2023 | 1 | — | 0 | 0 |
| 2024 | 0 | — | 0 | 2 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
Planning a device in QDD? 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 874.3325.