510(k) · Cleared
ClearedS.O.S. Proximal Femur
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Wrightmedicaltechnologyinc · JDI Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Cemented
Cleared on Jun 7, 1994 after a 336-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 2 of the 554 devices in its family, counting itself, have a Class I recall. 553 later devices descend from it.
- Decided
- Jun 7, 1994
- Review
- 336 days
- Class
- Class II
- Product code
- JDI
- Recalls
- None
- Predicates
- 0
553 later devices descend from it, 2 citing it directly. 2 of the 554 devices in this family, counting this one, have a Class I recall.
- This deviceK933281 S.O.S. Proximal FemurWrightmedicaltechnologyinc · 1994
- Descendant · cites it directly · 508 of its ownK974558 Salvage/Onocology Hip and Total Femur SystemBiomet, Inc. · 1998
- Descendant · 2 generations on · 505 of its ownK032396 Ringloc 36MM Line and Modular Femoral HeadsBiomet, Inc. · 2003 · Recalled
- Descendant · 3 generations on · 355 of its ownK042051 Arcomxl Polyethylene LinersBiomet, Inc. · 2005 · Recalled
- Descendant · 4 generations on · 344 of its ownK051411 Arcomxl Polyethylene Liners and Biolox Delta HeadsBiomet, Inc. · 2005 · Recalled
- Descendant · 5 generations on · 343 of its ownK061312 36MM Biolox Delta Ceramic HeadsBiomet, Inc. · 2006
Showing 5 of 553 descendants. See all descendants
Descendants cleared per year
Class I recalls in this family
Most influential descendants
Showing 5 of 553 · See all- K974558Salvage/Onocology Hip and Total Femur SystemBiomet, Inc. · 1998 · cites it directly508descendants
- K032396Ringloc 36MM Line and Modular Femoral HeadsBiomet, Inc. · 2003 · 2 generations on505descendants
- K042051Arcomxl Polyethylene LinersBiomet, Inc. · 2005 · 3 generations on355descendants
- K051411Arcomxl Polyethylene Liners and Biolox Delta HeadsBiomet, Inc. · 2005 · 4 generations on344descendants
- K06131236MM Biolox Delta Ceramic HeadsBiomet, Inc. · 2006 · 5 generations on343descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K933281 | S.O.S. Proximal Femur | Wrightmedicaltechnologyinc | 1994 | — |
| +1 | K974558 | Salvage/Onocology Hip and Total Femur System | Biomet, Inc. | 1998 | — |
| +2 | K032396 | Ringloc 36MM Line and Modular Femoral Heads | Biomet, Inc. | 2003 | 3 |
| +3 | K042051 | Arcomxl Polyethylene Liners | Biomet, Inc. | 2005 | 1 |
| +4 | K051411 | Arcomxl Polyethylene Liners and Biolox Delta Heads | Biomet, Inc. | 2005 | 1 |
| +5 | K061312 | 36MM Biolox Delta Ceramic Heads | Biomet, Inc. | 2006 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1998 | 1 | 0 |
| 2001 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 4 | 1 |
| 2005 | 3 | 0 |
| 2006 | 4 | 0 |
| 2007 | 8 | 1 |
| 2008 | 5 | 0 |
| 2009 | 6 | 0 |
| 2010 | 8 | 0 |
| 2011 | 14 | 0 |
| 2012 | 28 | 0 |
| 2013 | 35 | 0 |
| 2014 | 30 | 0 |
| 2015 | 25 | 0 |
| 2016 | 27 | 0 |
| 2017 | 22 | 0 |
| 2018 | 30 | 0 |
| 2019 | 41 | 0 |
| 2020 | 39 | 0 |
| 2021 | 35 | 0 |
| 2022 | 36 | 0 |
| 2023 | 36 | 0 |
| 2024 | 38 | 0 |
| 2025 | 41 | 0 |
| 2026 | 35 | 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.
2 devices in this family have a Class I recall. 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 JDI device
- #1 K253515 Zimmer Biomet OSS™ Orthopedic Salvage System…score 15.2 · 12 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? (553)
See all 5532 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (2 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K041085LPS (Limb Preservation System) Lower Extremity Dovetail IntercalaryDepuy, Inc. · 2004 · 2 generations on · ◆ in the 2004 descendants bar of FIG. 11 Class I recall
- K071417Depuy LPS Diaphyseal and Metaphyseal SleevesDePuy Orthopaedics, Inc. · 2007 · 2 generations on · ◆ in the 2007 descendants bar of FIG. 14 Class I recalls
What does this lineage say?
- Of its descendants, K974558 (Biomet, Inc., 1998) has gone furthest, with 508 descendants of its own.
How does its category compare?
All JDI devicesJDI Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Cemented: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · JDI
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · JDI
59in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · JDI
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · JDI
1,644in 2025
MAUDE reports naming product code JDI, 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 | 3 | 81 | 26 | 696 |
| 2008 | 5 | 96 | 6 | 810 |
| 2009 | 3 | 65 | 3 | 964 |
| 2010 | 0 | — | 3 | 2,040 |
| 2011 | 2 | — | 5 | 3,160 |
| 2012 | 4 | 167 | 4 | 5,122 |
| 2013 | 3 | 176 | 11 | 5,206 |
| 2014 | 3 | 98 | 3 | 4,968 |
| 2015 | 3 | 190 | 1 | 4,906 |
| 2016 | 4 | 166 | 5 | 3,995 |
| 2017 | 1 | — | 5 | 6,135 |
| 2018 | 1 | — | 1 | 6,728 |
| 2019 | 2 | — | 1 | 7,407 |
| 2020 | 7 | 247 | 77 | 4,015 |
| 2021 | 3 | 162 | 0 | 3,170 |
| 2022 | 3 | 69 | 0 | 1,978 |
| 2023 | 2 | — | 0 | 1,635 |
| 2024 | 3 | 59 | 0 | 1,821 |
| 2025 | 1 | — | 1 | 1,644 |
| 2026 | 2 | — | 0 | — |
https://510kreport.com/device/K933281 · printed Nov 4, 2026
Cite this page
510(k) Report. “K933281: S.O.S. Proximal Femur.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K933281
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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