510(k) Report

FDA product code · Physical medicine

Vehicle, Motorized 3-Wheeled

INIClass II21 CFR 890.3800510(k) required355 decisions since 198219 recalls

355 FDA decisions since 1982. 510(k) reviews decided 2021–2025 took a median of 127 days (half between 86 and 239). 19 recalls name this code, 0 of them Class I. The most-cited predicate is K051538, named by 8 later devices.

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, physical medicine panel

Twenty years of INI 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 · INI

21so far in 2026, the most since 2007

2007: 182008: 72009: 122010: 52011: 52012: 12013: 22014: 12015: 92016: 12017: 52018: 32019: 42020: 12021: 52022: 62023: 92024: 82025: 152026 (partial year): 21
2007high 21 (2026) · low 1 (2012)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · INI

111in 2025

2007: 29 days median2008: 28 days median2009: 41 days median2010: 46 days median2011: 130 days median2015: 202 days median2017: 191 days median2018: 266 days median2019: 298 days median2021: 575 days median2022: 159 days median2023: 123 days median2024: 137 days median2025: 111 days median2026 (partial year): 108 days median
2007high 575 (2021) · low 28 (2008)2026

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

Recalls per year · INI

1in 2013

2007: 22010: 32011: 32013: 1
2007high 3 (2010) · low 0 (2008)2026

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

Adverse event reports per year · INI

26in 2025

2007: 642008: 292009: 252010: 562011: 702012: 1722013: 4542014: 5672015: 1512016: 762017: 452018: 512019: 252020: 262021: 412022: 412023: 322024: 312025: 26
2007high 567 (2014) · low 25 (2009)2025

MAUDE reports naming product code INI, 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
20071829264
2008728029
20091241025
2010546356
20115130370
20121—0172
20132—1454
20141—0567
201592020151
20161—076
20175191045
20183266051
20194298025
20201—026
20215575041
20226159041
20239123032
20248137031
202515111026
2026211080—
FIG. 1 — INI by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in INI? 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