510(k) · Cleared
ClearedDiomed Delta 25
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Diomed, Ltd. · GEX Powered Laser Surgical Instrument
Cleared on Jan 25, 2007 as substantially equivalent to K051996 (Diomed, Ltd., 2005) and 4 other predicates after a 30-day review. Its family tree reaches back 10 generations to 1995. 5 later devices descend from it.
- Decided
- Jan 25, 2007
- Review
- 30 days
- Class
- Class II
- Product code
- GEX
- Recalls
- None
- Predicates
- 5
Its longest line of descent runs back 10 generations to K943450 (1995). 132 ancestors in all, the oldest K800617 (1980). 5 later devices descend from it, 1 citing it directly.
- Root · 10 generations backK943450 Arthrocare Arthroscopic Electrosurgery System Model 970Arthrocare Corp. · 1995
- 6 generations between
- 3 generations backK012398 Diomed 15 Diode LaserDiomed, Ltd. · 2002
- 2 generations backK041957 Evlt Kit and the D15PLUS and D30PLUS Diode LasersDiomed, Inc. · 2004 · Recalled
- 1 generation backK051996 Diomed Delta 15, Model Delta 15; Diomed Delta 30, Model Delta 30Diomed, Ltd. · 2005
- This deviceK063828 Diomed Delta 25Diomed, Ltd. · 2007
- Descendant · cites it directly · 4 of its ownK080959 Dornier Medilas D 30 Laser, Medilas D 1064Dornier Medtech America, Inc. · 2008
- Descendant · 2 generations on · 3 of its ownK181510 Echolaser X4El.En Electronic Engineering Spa · 2018
- Descendant · 3 generations on · 1 of its ownK213594 Echolaser X4Elesta S.P.A · 2022
- Descendant · 4 generations on · 0 of its ownK261964 Echolaser X4Elesta S.P.A · 2026
- Descendant · 3 generations on · 0 of its ownK260632 Laser Thermal Therapy KitElesta S.P.A · 2026
Show all 10 generations
- Root · 10 generations backK943450 Arthrocare Arthroscopic Electrosurgery System Model 970Arthrocare Corp. · 1995
- 9 generations backK961069 Arthrocare Urologic Multi-Electrode Electrosurgery SystemArthrocare Corp. · 1996
- 8 generations backK962445 Arthrocare Dental Electrosurgery SystemArthrocare Corp. · 1996
- 7 generations backK964849 Arthrocare Dermatologic Electrosurgery SystemArthrocare Corp. · 1997
- 6 generations backK971532 Arthrocare Electrosurgery SystemArthrocare Corp. · 1997
- 5 generations backK974521 Vnus Closure SystemVnus Medical Technologies, Inc. · 1998
- 4 generations backK982816 Vnus Closure SystemVnus Medical Technologies, Inc. · 1999
- 3 generations backK012398 Diomed 15 Diode LaserDiomed, Ltd. · 2002
- 2 generations backK041957 Evlt Kit and the D15PLUS and D30PLUS Diode LasersDiomed, Inc. · 2004 · Recalled
- 1 generation backK051996 Diomed Delta 15, Model Delta 15; Diomed Delta 30, Model Delta 30Diomed, Ltd. · 2005
- This deviceK063828 Diomed Delta 25Diomed, Ltd. · 2007
Most influential descendants
Showing 5 of 5 · See all- K080959Dornier Medilas D 30 Laser, Medilas D 1064Dornier Medtech America, Inc. · 2008 · cites it directly4descendants
- K181510Echolaser X4El.En Electronic Engineering Spa · 2018 · 2 generations on3descendants
- K213594Echolaser X4Elesta S.P.A · 2022 · 3 generations on1descendant
- K261964Echolaser X4Elesta S.P.A · 2026 · 4 generations on0descendants
- K260632Laser Thermal Therapy KitElesta S.P.A · 2026 · 3 generations on0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −10 | K943450 | Arthrocare Arthroscopic Electrosurgery System Model 970 | Arthrocare Corp. | 1995 | — |
| −9 | K961069 | Arthrocare Urologic Multi-Electrode Electrosurgery System | Arthrocare Corp. | 1996 | — |
| −8 | K962445 | Arthrocare Dental Electrosurgery System | Arthrocare Corp. | 1996 | — |
| −7 | K964849 | Arthrocare Dermatologic Electrosurgery System | Arthrocare Corp. | 1997 | — |
| −6 | K971532 | Arthrocare Electrosurgery System | Arthrocare Corp. | 1997 | — |
| −5 | K974521 | Vnus Closure System | Vnus Medical Technologies, Inc. | 1998 | — |
| −4 | K982816 | Vnus Closure System | Vnus Medical Technologies, Inc. | 1999 | — |
| −3 | K012398 | Diomed 15 Diode Laser | Diomed, Ltd. | 2002 | — |
| −2 | K041957 | Evlt Kit and the D15PLUS and D30PLUS Diode Lasers | Diomed, Inc. | 2004 | 1 |
| −1 | K051996 | Diomed Delta 15, Model Delta 15; Diomed Delta 30, Model Delta 30 | Diomed, Ltd. | 2005 | — |
| 0 (this device) | K063828 | Diomed Delta 25 | Diomed, Ltd. | 2007 | — |
| +1 | K080959 | Dornier Medilas D 30 Laser, Medilas D 1064 | Dornier Medtech America, Inc. | 2008 | — |
| +2 | K181510 | Echolaser X4 | El.En Electronic Engineering Spa | 2018 | — |
| +3 | K213594 | Echolaser X4 | Elesta S.P.A | 2022 | — |
| +4 | K261964 | Echolaser X4 | Elesta S.P.A | 2026 | — |
| +3 | K260632 | Laser Thermal Therapy Kit | Elesta S.P.A | 2026 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1980 | 1 | 0 |
| 1982 | 1 | 0 |
| 1985 | 1 | 0 |
| 1988 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 14 | 0 |
| 1997 | 17 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 15 | 0 |
| 2001 | 14 | 0 |
| 2002 | 16 | 0 |
| 2003 | 3 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2008 | 1 | 0 |
| 2018 | 1 | 0 |
| 2022 | 1 | 0 |
| 2026 | 2 | 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? (5)
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 |
|---|---|---|---|
| * | K051996 | Diomed Delta 15, Model Delta 15; Diomed Delta 30, Model Delta 30 | 2005 |
| * | K032218 | Adept 1064/532/755 LaserSummary page 1…d Delta 30 (KO5 1996) The Diomed Delta 25 Laser is substantially equivalent in terms of its laser wavelength performance to: * Adept 1064 Laser (K0322 18) * Sciton Inc. Profile 1064 Laser System (K023 881) * Laserscope Lyra Surgical laser System (K020021)… | 2003 |
| * | K023881 | Profile 1064 Laser SystemSummary page 1…bstantially equivalent in terms of its laser wavelength performance to: * Adept 1064 Laser (K0322 18) * Sciton Inc. Profile 1064 Laser System (K023 881) * Laserscope Lyra Surgical laser System (K020021) * Spectrum Veinlase (K98 1952)… | 2003 |
| * | K020021 | Lyra Surgical Laser System and Accessiories (ND:Yag Configuration)Summary page 1…h performance to: * Adept 1064 Laser (K0322 18) * Sciton Inc. Profile 1064 Laser System (K023 881) * Laserscope Lyra Surgical laser System (K020021) * Spectrum Veinlase (K98 1952) DIOMED 4. Device Descr… | 2002 |
| * | K981952 | Combination ND:Yag and Frequency Doubled Solid State Green LaserSummary page 1…Laser (K0322 18) * Sciton Inc. Profile 1064 Laser System (K023 881) * Laserscope Lyra Surgical laser System (K020021) * Spectrum Veinlase (K98 1952) DIOMED 4. Device Description The purpose of this Special 5… | 1998 |
What descends from it? (5)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K080959 | Dornier Medilas D 30 Laser, Medilas D 1064 | 2008 | 4 |
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 12 years and passes through 4 companies; a new generation was cleared every 1.1 years on median.
- 5 of the 132 ancestors have a recall of any class.
- Of its descendants, K080959 (Dornier Medtech America, Inc., 2008) has gone furthest, with 4 descendants of its own.
- 4 other devices also cite its predicate K051996.
How does its category compare?
All GEX devicesGEX Powered Laser Surgical Instrument: FDA decisions, review times, recalls and adverse event reports over 20 years. 2007, 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?
Ablation, incision, excision, coagulation and vaporisation of soft tissues in the following
open and endoscopic surgical procedures:
* General Surgery
* Ophthalmology/Oculoplastic
* Urology
* Gastroenterology
* Gynecology
* Otorhinolaryngology
* Pulmonary/Thoracic
* Dermatology/Plastic Surgery
* Neurosurgery (coagulation only)
* Orthopedic
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K063828 · printed Nov 4, 2026
Cite this page
510(k) Report. “K063828: Diomed Delta 25.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K063828
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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