510(k) · Cleared
ClearedPortalloy 54
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Wieland Dental + Technik GmbH & Co. KG · EJT Alloy, Gold-Based Noble Metal
Cleared on May 16, 2002 as substantially equivalent to K944572 (Metalor, 1994) after a 27-day review. Its family tree reaches back 1 generation to 1994.
- Decided
- May 16, 2002
- Review
- 27 days
- Class
- Class II
- Product code
- EJT
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K944572 (1994). No later device cites it as a predicate yet.
- Root · 1 generation backK944572 V-Delta N (V-Delta Loy), Aurofluid 2PFMetalor · 1994
- This deviceK021242 Portalloy 54Wieland Dental + Technik GmbH & Co. KG · 2002
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K944572 | V-Delta N (V-Delta Loy), Aurofluid 2PF | Metalor | 1994 | — |
| 0 (this device) | K021242 | Portalloy 54 | Wieland Dental + Technik GmbH & Co. KG | 2002 | — |
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 EJT? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin 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 |
|---|---|---|---|
| * | K944572 | V-Delta N (V-Delta Loy), Aurofluid 2PFSummary page 1…er +49-7231-3705-219 +49-7231-357959 [email protected] 2002-04-04 PORTALLOY 54 Alloy, gold based, for clinical use EJT 872.3060 Class Il V-Deltalloy K 944572 Device description PORTALLOY 54 is a gold-palladium ceramic alloy with high contents of noble metais (85,3%) intended for denta… | 1994 |
What descends from it?
No later submission names this one as a predicate yet.
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?
- Its one ancestor has no recall.
- 1 other device also cites its predicate K944572.
How does its category compare?
All EJT devicesEJT Alloy, Gold-Based Noble Metal: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · EJT
FDA has decided no EJT device since 2007.
Median 510(k) review, days · EJT
Too few EJT 510(k)s in any year since 2007 to give a median.
Recalls per year · EJT
No recall names EJT since 2007.
Adverse event reports per year · EJT
1in 2017
MAUDE reports naming product code EJT, 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 | 0 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 1 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 1 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 1 |
| 2017 | 0 | — | 0 | 1 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 0 |
| 2023 | 0 | — | 0 | 0 |
| 2024 | 0 | — | 0 | 0 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
Portalloy 54 is a gold-palladium ceramic alloy that can be used by dental technicians to fabricate dental appliances for patients.
It is intended for manufacturing
» Crowns
Short span bridges
« Long span bridges
» Removable partials
and can be used for
» Telescopic and milling work
Portalloy 54 can be veneered with suitable dental ceramics as well as with dental-composites.
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/K021242 · printed Nov 5, 2026
Cite this page
510(k) Report. “K021242: Portalloy 54.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K021242
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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