510(k) · Cleared
ClearedHigh Speed Air Turbine Handpiece (G100,G200,G300,G400,G450,G500,G600,G700,G700L,G800,G800L)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Litu Tech, Ltd. · EFB Handpiece, Air-Powered, Dental
Cleared on Apr 30, 2024 as substantially equivalent to K152146 (Codent Technical Industry Co., Ltd., 2015) after a 216-day review. Its family tree reaches back 8 generations to 1995.
- Decided
- Apr 30, 2024
- Review
- 216 days
- Class
- Class I
- Product code
- EFB
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 8 generations to K935676 (1995). 24 ancestors in all, the oldest K760794 (1976). No later device cites it as a predicate yet.
- Root · 8 generations backK935676 Micro RSH High Speed HandpieceMicro Motors, Inc. · 1995
- 7 generations backK033213 Codent Dental Air-Powered Handpiece, Model HPSCodent Technical Industry Co., Ltd. · 2004
- 6 generations backK052822 Dental Air-Powered Handpiece, Models Tiger 100, 101, 200, 201 and 202Thunder Tiger Corp. · 2006
- 5 generations backK062740 Jindell High Spped Air Turbine Handpiece, Models SW, SP, SU, Etu, MUJindell Medical Instruments Co., Ltd. · 2006
- 4 generations backK101717 Dental Handpieces, Models: Karam STD/Mini; Breeze STD/Mini: Karam…Aerobine, Inc. · 2010
- 3 generations backK112024 TI-Max X450Nakanishi, Inc. · 2012
- 2 generations backK130455 430 SWL 45 and 430 SW 45 High-Speed HandpiecesDentalez Group, Stardental Division · 2013
- 1 generation backK152146 High Speed Handpieces and AccessoriesCodent Technical Industry Co., Ltd. · 2015
- This deviceK233122 High Speed Air Turbine Handpiece…Litu Tech, Ltd. · 2024
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −8 | K935676 | Micro RSH High Speed Handpiece | Micro Motors, Inc. | 1995 | — |
| −7 | K033213 | Codent Dental Air-Powered Handpiece, Model HPS | Codent Technical Industry Co., Ltd. | 2004 | — |
| −6 | K052822 | Dental Air-Powered Handpiece, Models Tiger 100, 101, 200, 201 and 202 | Thunder Tiger Corp. | 2006 | — |
| −5 | K062740 | Jindell High Spped Air Turbine Handpiece, Models SW, SP, SU, Etu, MU | Jindell Medical Instruments Co., Ltd. | 2006 | — |
| −4 | K101717 | Dental Handpieces, Models: Karam STD/Mini; Breeze STD/Mini: Karam 45; Dexor… | Aerobine, Inc. | 2010 | — |
| −3 | K112024 | TI-Max X450 | Nakanishi, Inc. | 2012 | — |
| −2 | K130455 | 430 SWL 45 and 430 SW 45 High-Speed Handpieces | Dentalez Group, Stardental Division | 2013 | — |
| −1 | K152146 | High Speed Handpieces and Accessories | Codent Technical Industry Co., Ltd. | 2015 | — |
| 0 (this device) | K233122 | High Speed Air Turbine Handpiece… | Litu Tech, Ltd. | 2024 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1976 | 1 | 0 |
| 1978 | 1 | 0 |
| 1986 | 1 | 0 |
| 1991 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 2001 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2011 | 1 | 0 |
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 EFB? 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 EFB device
- #1 K262144 DIAMED Handpiece;DIAMED Airmotor;DIAMED…score 13.3 · 5 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
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 |
|---|---|---|---|
| * | K152146 | High Speed Handpieces and AccessoriesSummary page 5…tal handpiece and accessories Handpiece, Air-Powered, Dental 872.4200 EFB Predicate Trade Name (Primary Predicate is listed first) 21 CFR 807.92(a)(3) Product Code K152146 High Speed Handpieces and Accessories EFB Device Description Summary 21 CFR 807.92(a)(4) The proposed devices, High Speed Ai… | 2015 |
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 29 years and passes through 8 companies; a new generation was cleared every 2.2 years on median.
- 1 of the 24 ancestors has a recall of any class.
- 3 other devices also cite its predicate K152146.
How does its category compare?
All EFB devicesEFB Handpiece, Air-Powered, Dental: FDA decisions, review times, recalls and adverse event reports over 20 years. 2024, this device’s year, is highlighted.
FDA decisions per year · EFB
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EFB
209in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EFB
No recall names EFB since 2007.
Adverse event reports per year · EFB
83in 2025
MAUDE reports naming product code EFB, 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 | 12 | 61 | 0 | 13 |
| 2008 | 7 | 97 | 0 | 19 |
| 2009 | 11 | 120 | 0 | 40 |
| 2010 | 8 | 116 | 0 | 78 |
| 2011 | 4 | 168 | 0 | 96 |
| 2012 | 8 | 130 | 0 | 97 |
| 2013 | 3 | 207 | 0 | 61 |
| 2014 | 7 | 200 | 0 | 73 |
| 2015 | 7 | 296 | 0 | 87 |
| 2016 | 3 | 205 | 0 | 122 |
| 2017 | 7 | 246 | 0 | 153 |
| 2018 | 3 | 210 | 0 | 81 |
| 2019 | 3 | 348 | 0 | 117 |
| 2020 | 5 | 259 | 0 | 94 |
| 2021 | 2 | — | 0 | 123 |
| 2022 | 5 | 430 | 0 | 157 |
| 2023 | 4 | 158 | 0 | 116 |
| 2024 | 5 | 209 | 0 | 104 |
| 2025 | 1 | — | 0 | 83 |
| 2026 | 4 | 252 | 0 | — |
What is it indicated for?
High Speed Air Turbine Handpiece is intended for removing carious material, excess filling material, cavity and crown preparation, finishing tooth preparations and restorations, root canal preparations and polishing teeth.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K233122 · printed Nov 6, 2026
Cite this page
510(k) Report. “K233122: High Speed Air Turbine Handpiece (G100,G200,G300,G400,G450,G500,G600,G700,G700L,G800,G800L).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K233122
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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