510(k) · Cleared
ClearedLandlex, Model: 402X
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Besteam Technology, Inc. · INI Vehicle, Motorized 3-Wheeled
Cleared on Jan 26, 2009 as substantially equivalent to K051538 (Lerado China Limited, 2005) and 1 other predicate after a 77-day review. Its family tree reaches back 5 generations to 2002.
- Decided
- Jan 26, 2009
- Review
- 77 days
- Class
- Class II
- Product code
- INI
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 5 generations to K013763 (2002). No later device cites it as a predicate yet.
- Root · 5 generations backK013763 Wu's 4-Wheeled Neo Scooter, WT-L4Wu'S Tech Co., Ltd. · 2002
- 4 generations backK033239 BE-Mobile 4-Wheeled Electric Scooter, Model DK S500Tung Keng Enterprise Co., Ltd. · 2003
- 3 generations backK043326 Bewell, Model SC 20Cycling and Health Tech. Industry R&D Center · 2005
- 2 generations backK051538 Avanticare, Model SA4022Lerado China Limited · 2005
- 1 generation backK072630 Foru, Model EQ30Kwang Yang Motor Co., Ltd. · 2007
- This deviceK083303 Landlex, Model: 402XBesteam Technology, Inc. · 2009
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K013763 | Wu's 4-Wheeled Neo Scooter, WT-L4 | Wu'S Tech Co., Ltd. | 2002 | — |
| −4 | K033239 | BE-Mobile 4-Wheeled Electric Scooter, Model DK S500 | Tung Keng Enterprise Co., Ltd. | 2003 | — |
| −3 | K043326 | Bewell, Model SC 20 | Cycling and Health Tech. Industry R&D Center | 2005 | — |
| −2 | K051538 | Avanticare, Model SA4022 | Lerado China Limited | 2005 | — |
| −1 | K072630 | Foru, Model EQ30 | Kwang Yang Motor Co., Ltd. | 2007 | — |
| 0 (this device) | K083303 | Landlex, Model: 402X | Besteam Technology, Inc. | 2009 | — |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in INI? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new INI device
- #1 K231428 Mobility Scooter (Models: W3431D)score 23.1 · 9 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (2)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K051538 | Avanticare, Model SA4022Summary page 1…e Medical specialty (Panel) Physical Medicine Device Regulation number 890.3800 Product Code 89INI Classification Class II Predicate devices AVANTICARE SA4022 (K051538), LERADO CHINA LIMITED ForU EQ30 (K072630), KWANG YANG MOTOR CO. LTD. Intend use of device LANDLEX 402x scooter is intended… | 2005 |
| * | K072630 | Foru, Model EQ30Summary page 1…ine Device Regulation number 890.3800 Product Code 89INI Classification Class II Predicate devices AVANTICARE SA4022 (K051538), LERADO CHINA LIMITED ForU EQ30 (K072630), KWANG YANG MOTOR CO. LTD. Intend use of device LANDLEX 402x scooter is intended for an indoor/outdoor scooter that provides… | 2007 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 7 years and passes through 6 companies; a new generation was cleared every 1.3 years on median.
- None of the 5 ancestors has a recall.
- 7 other devices also cite its predicate K051538.
How does its category compare?
All INI devicesINI Vehicle, Motorized 3-Wheeled: FDA decisions, review times, recalls and adverse event reports over 20 years. 2009, this device’s year, is highlighted.
FDA decisions per year · INI
21so far in 2026, the most since 2007
2026 to Oct 25, outlined.
Median 510(k) review, days · INI
111in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · INI
1in 2013
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · INI
26in 2025
MAUDE reports naming product code INI, 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 | 18 | 29 | 2 | 64 |
| 2008 | 7 | 28 | 0 | 29 |
| 2009 | 12 | 41 | 0 | 25 |
| 2010 | 5 | 46 | 3 | 56 |
| 2011 | 5 | 130 | 3 | 70 |
| 2012 | 1 | — | 0 | 172 |
| 2013 | 2 | — | 1 | 454 |
| 2014 | 1 | — | 0 | 567 |
| 2015 | 9 | 202 | 0 | 151 |
| 2016 | 1 | — | 0 | 76 |
| 2017 | 5 | 191 | 0 | 45 |
| 2018 | 3 | 266 | 0 | 51 |
| 2019 | 4 | 298 | 0 | 25 |
| 2020 | 1 | — | 0 | 26 |
| 2021 | 5 | 575 | 0 | 41 |
| 2022 | 6 | 159 | 0 | 41 |
| 2023 | 9 | 123 | 0 | 32 |
| 2024 | 8 | 137 | 0 | 31 |
| 2025 | 15 | 111 | 0 | 26 |
| 2026 | 21 | 108 | 0 | — |
What is it indicated for?
To provide mobility to disabled or elderly persons limited to a seated position
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K083303 · printed Nov 6, 2026
Cite this page
510(k) Report. “K083303: Landlex, Model: 402X.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K083303
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026