510(k) · Cleared
ClearedL.E.Demetron
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Sybron Dental Specialties, Inc. · EBZ Activator, Ultraviolet, For Polymerization
Cleared on Jun 27, 2002 after a 27-day review. The FDA summary names its predicate without a number. 2 later devices descend from it.
- Decided
- Jun 27, 2002
- Review
- 27 days
- Class
- Class II
- Product code
- EBZ
- Recalls
- None
- Predicates
- 0
2 later devices descend from it, 2 citing it directly.
Most influential descendants
Showing 2 of 2 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K021797 | L.E.Demetron | Sybron Dental Specialties, Inc. | 2002 | — |
| +1 | K043530 | Dvi Curing Light | Designs For Vision, Inc. | 2005 | — |
| +1 | K040614 | Bluewand Led Dental Curing Wand System | J.L. Blosser, Inc. | 2004 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2004 | 1 | 0 |
| 2005 | 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 EBZ? 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 EBZ device
- #1 K253131 Curing Light (M-Cure 6)score 12.7 · 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 |
|---|---|---|---|
| * | — | Elipar FreeLight Named without a submission number |
What descends from it? (2)
2 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, K043530 (Designs For Vision, Inc., 2005) has gone furthest, with 0 descendants of its own.
How does its category compare?
All EBZ devicesEBZ Activator, Ultraviolet, For Polymerization: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · EBZ
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EBZ
105in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EBZ
1in 2022
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · EBZ
1in 2025
MAUDE reports naming product code EBZ, 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 | 10 | 47 | 0 | 1 |
| 2008 | 5 | 75 | 0 | 7 |
| 2009 | 4 | 69 | 0 | 5 |
| 2010 | 1 | — | 0 | 5 |
| 2011 | 3 | 137 | 0 | 18 |
| 2012 | 1 | — | 1 | 20 |
| 2013 | 3 | 171 | 0 | 27 |
| 2014 | 3 | 289 | 0 | 31 |
| 2015 | 4 | 252 | 0 | 8 |
| 2016 | 4 | 251 | 0 | 3 |
| 2017 | 8 | 158 | 0 | 5 |
| 2018 | 2 | — | 1 | 3 |
| 2019 | 5 | 145 | 0 | 0 |
| 2020 | 5 | 164 | 0 | 2 |
| 2021 | 1 | — | 0 | 4 |
| 2022 | 5 | 144 | 1 | 5 |
| 2023 | 3 | 255 | 0 | 7 |
| 2024 | 1 | — | 0 | 3 |
| 2025 | 4 | 105 | 0 | 1 |
| 2026 | 1 | — | 0 | — |
What is it indicated for?
The intended use of the L.E.Demetron is for the polymerization of visible light cured materials.
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/K021797 · printed Nov 6, 2026
Cite this page
510(k) Report. “K021797: L.E.Demetron.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K021797
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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