510(k) · Cleared
ClearedProstec 125I Brachytherapy Seeds
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Prostec, LLC · KXK Source, Brachytherapy, Radionuclide
Cleared on Mar 14, 2000 as substantially equivalent to K915156 (Medi-Physics Inc. Dba Nycomed Amersham Imaging, 1992) after a 166-day review. Its family tree reaches back 1 generation to 1992.
- Decided
- Mar 14, 2000
- Review
- 166 days
- Class
- Class II
- Product code
- KXK
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K915156 (1992). No later device cites it as a predicate yet.
- Root · 1 generation backK915156 I-125 Seeds Code: 6702Medi-Physics Inc. Dba Nycomed Amersham Imaging · 1992
- This deviceK993280 Prostec 125I Brachytherapy SeedsProstec, LLC · 2000
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K915156 | I-125 Seeds Code: 6702 | Medi-Physics Inc. Dba Nycomed Amersham Imaging | 1992 | — |
| 0 (this device) | K993280 | Prostec 125I Brachytherapy Seeds | Prostec, LLC | 2000 | — |
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 KXK? 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 KXK device
- #1 K242818 IsoSpherescore 10.9 · 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 |
|---|---|---|---|
| * | K915156 | I-125 Seeds Code: 6702Summary page 1…C '*I Brachytherapy Seeds are substantially equivalent to the Amer- sham/Medi+Physics Model 6702 seeds, which are legally manufactured and distributed pursuant to 510(k) K915156. Device Description The "I Brachytherapy Seeds consist of '*’I absorbed onto the surface of a spherical polymeric substrate sea… | 1992 |
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.
How does its category compare?
All KXK devicesKXK Source, Brachytherapy, Radionuclide: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KXK
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KXK
158in 2020
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KXK
1in 2016
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KXK
7in 2025
MAUDE reports naming product code KXK, 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 | 5 | 42 | 0 | 9 |
| 2008 | 1 | — | 1 | 15 |
| 2009 | 7 | 63 | 0 | 10 |
| 2010 | 1 | — | 0 | 0 |
| 2011 | 5 | 94 | 1 | 35 |
| 2012 | 3 | 109 | 1 | 4 |
| 2013 | 3 | 127 | 0 | 29 |
| 2014 | 8 | 96 | 0 | 13 |
| 2015 | 2 | — | 0 | 6 |
| 2016 | 4 | 49 | 1 | 40 |
| 2017 | 2 | — | 0 | 41 |
| 2018 | 1 | — | 0 | 28 |
| 2019 | 2 | — | 0 | 10 |
| 2020 | 3 | 158 | 0 | 15 |
| 2021 | 0 | — | 0 | 62 |
| 2022 | 1 | — | 0 | 26 |
| 2023 | 1 | — | 0 | 9 |
| 2024 | 0 | — | 0 | 15 |
| 2025 | 2 | — | 0 | 7 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
1251 Brachytherapy Seeds are intended for permanent interstitial implantation in selected localized tumors. The devices are implanted as a source of nuclear radiation for therapy.
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/K993280 · printed Nov 4, 2026
Cite this page
510(k) Report. “K993280: Prostec 125I Brachytherapy Seeds.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K993280
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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