510(k) · Cleared
ClearedDiode Laser Hair Removal System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Shenzhen Gsd Tech Co., Ltd. · GEX Powered Laser Surgical Instrument
Cleared on Apr 17, 2015 as substantially equivalent to K123483 (Beijing Syntech Laser CO., LTD., 2013) after a 252-day review. Its family tree reaches back 12 generations to 1992. 1 later device descends from it.
- Decided
- Apr 17, 2015
- Review
- 252 days
- Class
- Class II
- Product code
- GEX
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 12 generations to K910422 (1992). 60 ancestors in all, the oldest K871179 (1987). 1 later device descends from it, 1 citing it directly.
- Root · 12 generations backK910422 Model RD-1200 Ruby Laser SystemSpectrum Medical Technologies, Inc. · 1992
- 8 generations between
- 3 generations backK102716 Modified Alma Lasers Family of Soprano XL Multi-Application PlatmformsAlma Lasers, Inc. · 2010
- 2 generations backK112031 Alma Lasers Modified Diode Laser Module with SHR Treatment Mode for…Alma Lasers, Inc. · 2011
- 1 generation backK123483 Diode LaserBeijing Syntech Laser CO., LTD. · 2013
- This deviceK142186 Diode Laser Hair Removal SystemShenzhen Gsd Tech Co., Ltd. · 2015
- Descendant · cites it directly · 0 of its ownK213225 Diode Laser System GP900A8, Diode Laser System GP900Q8Shenzhen Gsd Tech Co., Ltd. · 2021
Show all 12 generations
- Root · 12 generations backK910422 Model RD-1200 Ruby Laser SystemSpectrum Medical Technologies, Inc. · 1992
- 11 generations backK961279 Sharplan Lasers, Inc. Ruby Laser SystemSharplan Lasers, Inc. · 1996
- 10 generations backK962446 Sharplan Ruby Laser SystemSharplan Lasers, Inc. · 1997
- 9 generations backK974536 Photoderm HR SystemEsc Medical Systems, Ltd. · 1998
- 8 generations backK013366 Prolite Pulsed Light System for the Removal of Unwanted HairMedical Bio Care Sweden AB · 2002
- 7 generations backK022568 Prolite/Plasmalite MPX Pulsed Light System for Treatment of Unwanted…Medical Bio Care Sweden AB · 2002
- 6 generations backK023954 Altus Medical Coolglide Laser Systems and AccessoriesAltus Medical, Inc. · 2003
- 5 generations backK042165 Cutera Tabletop Aesthetic ProductCutera, Inc. · 2004 · Recalled
- 4 generations backK080318 Alma Laser Nir ModuleAlma Lasers, Ltd. · 2008
- 3 generations backK102716 Modified Alma Lasers Family of Soprano XL Multi-Application PlatmformsAlma Lasers, Inc. · 2010
- 2 generations backK112031 Alma Lasers Modified Diode Laser Module with SHR Treatment Mode for…Alma Lasers, Inc. · 2011
- 1 generation backK123483 Diode LaserBeijing Syntech Laser CO., LTD. · 2013
- This deviceK142186 Diode Laser Hair Removal SystemShenzhen Gsd Tech Co., Ltd. · 2015
Most influential descendants
Showing 1 of 1 · See all- K213225Diode Laser System GP900A8, Diode Laser System GP900Q8Shenzhen Gsd Tech Co., Ltd. · 2021 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −12 | K910422 | Model RD-1200 Ruby Laser System | Spectrum Medical Technologies, Inc. | 1992 | — |
| −11 | K961279 | Sharplan Lasers, Inc. Ruby Laser System | Sharplan Lasers, Inc. | 1996 | — |
| −10 | K962446 | Sharplan Ruby Laser System | Sharplan Lasers, Inc. | 1997 | — |
| −9 | K974536 | Photoderm HR System | Esc Medical Systems, Ltd. | 1998 | — |
| −8 | K013366 | Prolite Pulsed Light System for the Removal of Unwanted Hair | Medical Bio Care Sweden AB | 2002 | — |
| −7 | K022568 | Prolite/Plasmalite MPX Pulsed Light System for Treatment of Unwanted Hair | Medical Bio Care Sweden AB | 2002 | — |
| −6 | K023954 | Altus Medical Coolglide Laser Systems and Accessories | Altus Medical, Inc. | 2003 | — |
| −5 | K042165 | Cutera Tabletop Aesthetic Product | Cutera, Inc. | 2004 | 1 |
| −4 | K080318 | Alma Laser Nir Module | Alma Lasers, Ltd. | 2008 | — |
| −3 | K102716 | Modified Alma Lasers Family of Soprano XL Multi-Application Platmforms | Alma Lasers, Inc. | 2010 | — |
| −2 | K112031 | Alma Lasers Modified Diode Laser Module with SHR Treatment Mode for Use with… | Alma Lasers, Inc. | 2011 | — |
| −1 | K123483 | Diode Laser | Beijing Syntech Laser CO., LTD. | 2013 | — |
| 0 (this device) | K142186 | Diode Laser Hair Removal System | Shenzhen Gsd Tech Co., Ltd. | 2015 | — |
| +1 | K213225 | Diode Laser System GP900A8, Diode Laser System GP900Q8 | Shenzhen Gsd Tech Co., Ltd. | 2021 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1993 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 0 |
| 2002 | 5 | 0 |
| 2003 | 4 | 0 |
| 2004 | 1 | 0 |
| 2005 | 3 | 0 |
| 2006 | 1 | 0 |
| 2009 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2021 | 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 GEX? 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 GEX device
- #1 K222064 The Alma Soprano Titaniumscore 38.1 · 24 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 |
|---|---|---|---|
| * | K123483 | Diode LaserSummary page 5…umber of hair regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. 5. Predicate Device Identification 510(k) Number: K123483 Product Name: Diode Laser Manufacturer: Beijing Syntech Laser Co., Ltd 6. Device Description The diode laser… | 2013 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K213225 | Diode Laser System GP900A8, Diode Laser System GP900Q8 | 2021 | 0 |
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 23 years and passes through 10 companies; a new generation was cleared every 1.6 years on median.
- 3 of the 60 ancestors have a recall of any class.
- Of its descendants, K213225 (Shenzhen Gsd Tech Co., Ltd., 2021) has gone furthest, with 0 descendants of its own.
- 5 other devices also cite its predicate K123483.
How does its category compare?
All GEX devicesGEX Powered Laser Surgical Instrument: FDA decisions, review times, recalls and adverse event reports over 20 years. 2015, this device’s year, is highlighted.
FDA decisions per year · GEX
83in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · GEX
90in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · GEX
3in 2024
Class I (1 since 2007) Class II/III not classified
Adverse event reports per year · GEX
2,720in 2025
MAUDE reports naming product code GEX, 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 | 73 | 79 | 9 | 342 |
| 2008 | 107 | 86 | 2 | 232 |
| 2009 | 69 | 100 | 0 | 209 |
| 2010 | 50 | 96 | 4 | 1,711 |
| 2011 | 41 | 83 | 18 | 3,024 |
| 2012 | 45 | 118 | 5 | 2,000 |
| 2013 | 46 | 144 | 3 | 2,236 |
| 2014 | 61 | 147 | 6 | 2,036 |
| 2015 | 47 | 112 | 0 | 2,099 |
| 2016 | 51 | 114 | 1 | 2,585 |
| 2017 | 67 | 90 | 5 (1) | 2,977 |
| 2018 | 51 | 78 | 5 | 3,525 |
| 2019 | 41 | 88 | 6 | 2,709 |
| 2020 | 52 | 90 | 1 | 2,183 |
| 2021 | 53 | 123 | 0 | 3,465 |
| 2022 | 60 | 152 | 0 | 2,288 |
| 2023 | 52 | 87 | 6 | 2,337 |
| 2024 | 82 | 90 | 3 | 2,187 |
| 2025 | 83 | 90 | 0 | 2,720 |
| 2026 | 57 | 90 | 2 | — |
What is it indicated for?
The Diode Laser Hair Removal System is intended for use in dermatologic and general surgical procedures.
The Fast Mode is intended for hair removal of unwanted hair, and permanent reduction in hair regrowth.
The Free Setting Mode is intended for hair removal of unwanted hair, and permanent reduction in hair regrowth.
The Diode Laser Hair Removal System is intended for use on all skin types (Fitzpatrick skin types I-VI), including tanned skin.
The permanent reduction in hair regrowth is defined as long-term, stable reduction in the number of hair regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime.
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/K142186 · printed Nov 3, 2026
Cite this page
510(k) Report. “K142186: Diode Laser Hair Removal System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K142186
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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