510(k) · Cleared
Cleared3M I-125 Seeds in Absorbable Carrier
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
3M Company · KXK Source, Brachytherapy, Radionuclide
Cleared on Dec 18, 1980 after a 143-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 21 later devices descend from it.
- Decided
- Dec 18, 1980
- Review
- 143 days
- Class
- Class II
- Product code
- KXK
- Recalls
- None
- Predicates
- 0
21 later devices descend from it, 1 citing it directly.
- This deviceK801748 3M I-125 Seeds in Absorbable Carrier3M Company · 1980
- Descendant · cites it directly · 20 of its ownK982226 Uromed Brachytheraphy Iodine-125 SourcesUromed Corp. · 1999
- Descendant · 2 generations on · 18 of its ownK021343 Isoseeds I-125Bebig Isotopen-Und Medizintechnik GmbH · 2002
- Descendant · 2 generations on · 14 of its ownK040339 Brachytherapy Strand DeviceBebig Isotopen-Und Medizintechnik GmbH · 2004
- Descendant · 3 generations on · 9 of its ownK043596 Theraload Custom Loaded Needles, Models 200 and 125.S06Theragenics Corp. · 2005
- Descendant · 3 generations on · 7 of its ownK062384 Cesium-131 Strand, Strand Preload, Preload, S-CartridgeIsoray, Inc. · 2006
Showing 5 of 21 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 21 · See all- K982226Uromed Brachytheraphy Iodine-125 SourcesUromed Corp. · 1999 · cites it directly20descendants
- K021343Isoseeds I-125Bebig Isotopen-Und Medizintechnik GmbH · 2002 · 2 generations on18descendants
- K040339Brachytherapy Strand DeviceBebig Isotopen-Und Medizintechnik GmbH · 2004 · 2 generations on14descendants
- K043596Theraload Custom Loaded Needles, Models 200 and 125.S06Theragenics Corp. · 2005 · 3 generations on9descendants
- K062384Cesium-131 Strand, Strand Preload, Preload, S-CartridgeIsoray, Inc. · 2006 · 3 generations on7descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K801748 | 3M I-125 Seeds in Absorbable Carrier | 3M Company | 1980 | — |
| +1 | K982226 | Uromed Brachytheraphy Iodine-125 Sources | Uromed Corp. | 1999 | — |
| +2 | K021343 | Isoseeds I-125 | Bebig Isotopen-Und Medizintechnik GmbH | 2002 | — |
| +2 | K040339 | Brachytherapy Strand Device | Bebig Isotopen-Und Medizintechnik GmbH | 2004 | — |
| +3 | K043596 | Theraload Custom Loaded Needles, Models 200 and 125.S06 | Theragenics Corp. | 2005 | — |
| +3 | K062384 | Cesium-131 Strand, Strand Preload, Preload, S-Cartridge | Isoray, Inc. | 2006 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2009 | 3 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2014 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 2 | 0 |
| 2022 | 1 | 0 |
| 2025 | 1 | 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 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?
FDA has not posted a summary or statement for it, so its predicates are not known.
What descends from it? (21)
See all 211 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K982226 | Uromed Brachytheraphy Iodine-125 Sources | 1999 | 20 |
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, K982226 (Uromed Corp., 1999) has gone furthest, with 20 descendants of its own.
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 | — |
https://510kreport.com/device/K801748 · printed Nov 4, 2026
Cite this page
510(k) Report. “K801748: 3M I-125 Seeds in Absorbable Carrier.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K801748
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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