510(k) · Cleared
ClearedEndoguide (R), Microguide (TM), Flexiguide (TM)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Luxar Corp. · GEX Powered Laser Surgical Instrument
Cleared on Oct 4, 1990 after an 84-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 16 later devices descend from it.
- Decided
- Oct 4, 1990
- Review
- 84 days
- Class
- Class II
- Product code
- GEX
- Recalls
- None
- Predicates
- 0
16 later devices descend from it, 1 citing it directly.
- This deviceK903079 Endoguide (R), Microguide (TM), Flexiguide (TM)Luxar Corp. · 1990
- Descendant · cites it directly · 15 of its ownK014048 Clinicon Universal Waveguide Handpiece and Fiber TipsClinicon Corp. · 2002
- Descendant · 2 generations on · 14 of its ownK050541 Omniguide Beampath CO2 Mark I Laser Beam DeliveryOmniguide Communications, Inc. · 2005
- Descendant · 3 generations on · 8 of its ownK070157 Omniguide Beam Path CO2 Mark Iii Waveguide FiberOmniguide, Inc. · 2007 · Recalled
- Descendant · 3 generations on · 5 of its ownK073313 Mark Iii Waveguide Fiber with Low Profile TipOmniguide, Inc. · 2008
- Descendant · 4 generations on · 4 of its ownK093451 Omniguide Beampath CO2 Mark Iii Waveguide Fiber with Low Profile/Low…Omniguide, Inc. · 2009
Showing 5 of 16 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 16 · See all- K014048Clinicon Universal Waveguide Handpiece and Fiber TipsClinicon Corp. · 2002 · cites it directly15descendants
- K050541Omniguide Beampath CO2 Mark I Laser Beam DeliveryOmniguide Communications, Inc. · 2005 · 2 generations on14descendants
- K070157Omniguide Beam Path CO2 Mark Iii Waveguide FiberOmniguide, Inc. · 2007 · 3 generations on8descendants
- K073313Mark Iii Waveguide Fiber with Low Profile TipOmniguide, Inc. · 2008 · 3 generations on5descendants
- K093451Omniguide Beampath CO2 Mark Iii Waveguide Fiber with Low Profile/Low Loss TipOmniguide, Inc. · 2009 · 4 generations on4descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K903079 | Endoguide (R), Microguide (TM), Flexiguide (TM) | Luxar Corp. | 1990 | — |
| +1 | K014048 | Clinicon Universal Waveguide Handpiece and Fiber Tips | Clinicon Corp. | 2002 | — |
| +2 | K050541 | Omniguide Beampath CO2 Mark I Laser Beam Delivery | Omniguide Communications, Inc. | 2005 | — |
| +3 | K070157 | Omniguide Beam Path CO2 Mark Iii Waveguide Fiber | Omniguide, Inc. | 2007 | 1 |
| +3 | K073313 | Mark Iii Waveguide Fiber with Low Profile Tip | Omniguide, Inc. | 2008 | — |
| +4 | K093451 | Omniguide Beampath CO2 Mark Iii Waveguide Fiber with Low Profile/Low Loss Tip | Omniguide, Inc. | 2009 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2002 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 3 | 0 |
| 2007 | 3 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2011 | 1 | 0 |
| 2014 | 1 | 0 |
| 2017 | 1 | 0 |
| 2021 | 3 | 0 |
Sources: FDA 510(k) database (decision fields), 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?
FDA has not posted a summary or statement for it, so its predicates are not known.
What descends from it? (16)
See all 161 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K014048 | Clinicon Universal Waveguide Handpiece and Fiber Tips | 2002 | 15 |
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, K014048 (Clinicon Corp., 2002) has gone furthest, with 15 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.
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 | — |
https://510kreport.com/device/K903079 · printed Nov 5, 2026
Cite this page
510(k) Report. “K903079: Endoguide (R), Microguide (TM), Flexiguide (TM).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K903079
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Record history
- FDA decision record loaded May 2, 2026
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026