PMA · Approved
ApprovedS-Rom Poly-Dial Constrained Acetabular Liner
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Depuy, A Johnson & Johnson Co. · KWZ Prosthesis, Hip, Constrained, Cemented Or Uncemented, Metal/Polymer
Approved on Dec 7, 1999 through premarket approval, which rests on the device’s own clinical evidence after a 130-day review.
- Decided
- Dec 7, 1999
- Review
- 130 days
- Class
- Class II
- Product code
- KWZ
- Recalls
- None
PMA approvals rest on their own clinical evidence and do not claim a predicate, so this family tree starts here.
Sources: FDA PMA database (decision fields and supplements), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in KWZ? 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 KWZ device
- #1 K241461 Mpact Constrained Linerscore 15.5 · 10 generations · no Class I recall
- #2 Held for the reportin the report
Does it have a predicate?
PMA decisions do not claim a predicate device.
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.
How does its category compare?
All KWZ devicesKWZ Prosthesis, Hip, Constrained, Cemented Or Uncemented, Metal/Polymer: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KWZ
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KWZ
104in 2007
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KWZ
1in 2023
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KWZ
193in 2025
MAUDE reports naming product code KWZ, 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 | 7 | 104 | 0 | 41 |
| 2008 | 1 | — | 0 | 44 |
| 2009 | 1 | — | 0 | 81 |
| 2010 | 1 | — | 8 | 98 |
| 2011 | 1 | — | 0 | 127 |
| 2012 | 1 | — | 1 | 168 |
| 2013 | 0 | — | 0 | 274 |
| 2014 | 0 | — | 0 | 278 |
| 2015 | 0 | — | 0 | 636 |
| 2016 | 1 | — | 0 | 1,180 |
| 2017 | 2 | — | 0 | 477 |
| 2018 | 0 | — | 0 | 283 |
| 2019 | 0 | — | 0 | 532 |
| 2020 | 0 | — | 0 | 288 |
| 2021 | 0 | — | 0 | 216 |
| 2022 | 0 | — | 0 | 158 |
| 2023 | 0 | — | 1 | 164 |
| 2024 | 1 | — | 0 | 145 |
| 2025 | 1 | — | 0 | 193 |
| 2026 | 0 | — | 1 | — |
https://510kreport.com/device/P960054/S002 · printed Nov 6, 2026
Cite this page
510(k) Report. “P960054/S002: S-Rom Poly-Dial Constrained Acetabular Liner.” Lineage record from FDA PMA data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/P960054/S002
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Record history
- FDA decision record loaded May 2, 2026
- Page last updated Nov 3, 2026