510(k) · Cleared
ClearedWaterlase MD, Model 7100102
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Biolase Technology, Inc. · GEX Powered Laser Surgical Instrument
Cleared on Dec 7, 2009 after a 174-day review. The FDA summary names its predicate without a number. 29 later devices descend from it.
- Decided
- Dec 7, 2009
- Review
- 174 days
- Class
- Class II
- Product code
- GEX
- Recalls
- None
- Predicates
- 0
29 later devices descend from it, 3 citing it directly.
- This deviceK091746 Waterlase MD, Model 7100102Biolase Technology, Inc. · 2009
- Descendant · cites it directly · 25 of its ownK101658 Waterlase MD Turbo Plus Model 7200XXXBiolase Technology, Inc. · 2010 · Recalled
- Descendant · 2 generations on · 21 of its ownK161669 Waterlase ExpressBiolase, Inc. · 2016
- Descendant · 2 generations on · 19 of its ownK190319 Waterlase Laser System FamilyBiolase, Inc. · 2019
- Descendant · 3 generations on · 11 of its ownK193656 SkyPulseFotona D.O.O. · 2020
- Descendant · 3 generations on · 8 of its ownK193661 LightWalker Laser System FamilyFotona D.O.O. · 2020
Showing 5 of 29 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 29 · See all- K101658Waterlase MD Turbo Plus Model 7200XXXBiolase Technology, Inc. · 2010 · cites it directly25descendants
- K161669Waterlase ExpressBiolase, Inc. · 2016 · 2 generations on21descendants
- K190319Waterlase Laser System FamilyBiolase, Inc. · 2019 · 2 generations on19descendants
- K193656SkyPulseFotona D.O.O. · 2020 · 3 generations on11descendants
- K193661LightWalker Laser System FamilyFotona D.O.O. · 2020 · 3 generations on8descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K091746 | Waterlase MD, Model 7100102 | Biolase Technology, Inc. | 2009 | — |
| +1 | K101658 | Waterlase MD Turbo Plus Model 7200XXX | Biolase Technology, Inc. | 2010 | 1 |
| +2 | K161669 | Waterlase Express | Biolase, Inc. | 2016 | — |
| +2 | K190319 | Waterlase Laser System Family | Biolase, Inc. | 2019 | — |
| +3 | K193656 | SkyPulse | Fotona D.O.O. | 2020 | — |
| +3 | K193661 | LightWalker Laser System Family | Fotona D.O.O. | 2020 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2010 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 2 | 0 |
| 2021 | 3 | 0 |
| 2022 | 4 | 0 |
| 2023 | 2 | 0 |
| 2024 | 3 | 0 |
| 2025 | 4 | 0 |
| 2026 | 4 | 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 |
|---|---|---|---|
| * | — | KaVo Key Laser III 1243 US Named without a submission number |
What descends from it? (29)
See all 293 later devices cite it directly; ranked here by how many devices descend from each in turn.
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?
- Of its descendants, K101658 (Biolase Technology, Inc., 2010) has gone furthest, with 25 descendants of its own.
How does its category compare?
All GEX devicesGEX Powered Laser Surgical Instrument: FDA decisions, review times, recalls and adverse event reports over 20 years. 2009, 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?
Removal of subgingival calculi in periodontal pockets with periodontitis by closed or open curettage.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K091746 · printed Nov 4, 2026
Cite this page
510(k) Report. “K091746: Waterlase MD, Model 7100102.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K091746
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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