510(k) · Cleared
ClearedUltima Unipolar Modular Head
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Johnson & Johnson Orthopaedics, Inc. · KWL Prosthesis, Hip, Hemi-, Femoral, Metal
Cleared on Sep 29, 1994 after a 259-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 64 later devices descend from it.
- Decided
- Sep 29, 1994
- Review
- 259 days
- Class
- Class II
- Product code
- KWL
- Recalls
- None
- Predicates
- 0
64 later devices descend from it, 1 citing it directly.
- This deviceK940190 Ultima Unipolar Modular HeadJohnson & Johnson Orthopaedics, Inc. · 1994
- Descendant · cites it directly · 63 of its ownK063791 Corin Unipolar Modular HeadCorin USA · 2007
- Descendant · 2 generations on · 62 of its ownK111911 Corin Optimom Modular HeadCorin USA · 2011
- Descendant · 3 generations on · 61 of its ownK120362 Metafix Femoral Stem for Hemi-ArthroplastyCorin USA · 2012
- Descendant · 4 generations on · 48 of its ownK123991 Depuy Corail Amt Hip ProsthesisDepuy France S.A.S. · 2013 · Recalled
- Descendant · 5 generations on · 38 of its ownK150862 DePuy Actis Duofox Hip ProsthesisDePuy Orthopaedics, Inc. · 2015 · Recalled
Showing 5 of 64 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 64 · See all- K063791Corin Unipolar Modular HeadCorin USA · 2007 · cites it directly63descendants
- K111911Corin Optimom Modular HeadCorin USA · 2011 · 2 generations on62descendants
- K120362Metafix Femoral Stem for Hemi-ArthroplastyCorin USA · 2012 · 3 generations on61descendants
- K123991Depuy Corail Amt Hip ProsthesisDepuy France S.A.S. · 2013 · 4 generations on48descendants
- K150862DePuy Actis Duofox Hip ProsthesisDePuy Orthopaedics, Inc. · 2015 · 5 generations on38descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K940190 | Ultima Unipolar Modular Head | Johnson & Johnson Orthopaedics, Inc. | 1994 | — |
| +1 | K063791 | Corin Unipolar Modular Head | Corin USA | 2007 | — |
| +2 | K111911 | Corin Optimom Modular Head | Corin USA | 2011 | — |
| +3 | K120362 | Metafix Femoral Stem for Hemi-Arthroplasty | Corin USA | 2012 | — |
| +4 | K123991 | Depuy Corail Amt Hip Prosthesis | Depuy France S.A.S. | 2013 | 1 |
| +5 | K150862 | DePuy Actis Duofox Hip Prosthesis | DePuy Orthopaedics, Inc. | 2015 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2007 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 3 | 0 |
| 2013 | 4 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 3 | 0 |
| 2017 | 3 | 0 |
| 2018 | 3 | 0 |
| 2019 | 2 | 0 |
| 2020 | 3 | 0 |
| 2021 | 4 | 0 |
| 2022 | 6 | 0 |
| 2023 | 6 | 0 |
| 2024 | 6 | 0 |
| 2025 | 10 | 0 |
| 2026 | 7 | 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 KWL? 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 KWL device
- #1 K253675 OsteoRemedies Hip Spacer Systemscore 16.0 · 9 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? (64)
See all 641 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K063791 | Corin Unipolar Modular Head | 2007 | 63 |
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, K063791 (Corin USA, 2007) has gone furthest, with 63 descendants of its own.
How does its category compare?
All KWL devicesKWL Prosthesis, Hip, Hemi-, Femoral, Metal: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KWL
3in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KWL
32in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KWL
2in 2017
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KWL
29in 2025
MAUDE reports naming product code KWL, 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 | 2 | — | 36 | 11 |
| 2008 | 1 | — | 0 | 13 |
| 2009 | 0 | — | 2 | 21 |
| 2010 | 0 | — | 0 | 55 |
| 2011 | 2 | — | 0 | 51 |
| 2012 | 1 | — | 0 | 62 |
| 2013 | 0 | — | 0 | 89 |
| 2014 | 0 | — | 0 | 107 |
| 2015 | 1 | — | 1 | 223 |
| 2016 | 0 | — | 0 | 210 |
| 2017 | 0 | — | 2 | 347 |
| 2018 | 2 | — | 0 | 294 |
| 2019 | 1 | — | 0 | 415 |
| 2020 | 1 | — | 0 | 270 |
| 2021 | 0 | — | 0 | 107 |
| 2022 | 1 | — | 0 | 99 |
| 2023 | 0 | — | 0 | 48 |
| 2024 | 1 | — | 0 | 143 |
| 2025 | 3 | 32 | 0 | 29 |
| 2026 | 2 | — | 1 | — |
https://510kreport.com/device/K940190 · printed Nov 5, 2026
Cite this page
510(k) Report. “K940190: Ultima Unipolar Modular Head.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K940190
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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