510(k) · Cleared
Recalled · Class II · 2023Duracon Total Knee System Tibial Components
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Pfizer Hospital Products Group, Inc. · JWH Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer
Cleared on Aug 18, 1992 after a 253-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 3 later devices descend from it. It has been recalled 4 times.
- Decided
- Aug 18, 1992
- Review
- 253 days
- Class
- Class II
- Product code
- JWH
- Recalls
- 4
- Predicates
- 0
3 later devices descend from it, 3 citing it directly.
- This deviceK915512 Duracon Total Knee System Tibial ComponentsPfizer Hospital Products Group, Inc. · 1992
- Descendant · cites it directly · 0 of its ownK970758 Duracon Extra-Small Stabilizer Tibial Insert & BaseplateHowmedica Corp. · 1997
- Descendant · cites it directly · 0 of its ownK964951 Kinemax Plus Tibial SpacersHowmedica Corp. · 1997
- Descendant · cites it directly · 0 of its ownK963242 Duracon Posterior Femoral SpacerHowmedica Corp. · 1996
Most influential descendants
Showing 3 of 3 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K915512 | Duracon Total Knee System Tibial Components | Pfizer Hospital Products Group, Inc. | 1992 | — |
| +1 | K970758 | Duracon Extra-Small Stabilizer Tibial Insert & Baseplate | Howmedica Corp. | 1997 | — |
| +1 | K964951 | Kinemax Plus Tibial Spacers | Howmedica Corp. | 1997 | — |
| +1 | K963242 | Duracon Posterior Femoral Spacer | Howmedica Corp. | 1996 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 2 | 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 JWH? 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 JWH device
- #1 K221479 Persona Personalized Knee Systemscore 22.4 · 11 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? (3)
3 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Dec 1, 2023 | Class II | Z-0917-2024 | Nonconforming Material/Component | Product manufactured using UHMWPE raw material over 5 years of age has the potential for elevated levels of oxidation. Oxidation within UHMWPE can have an impact on its material properties. |
| Dec 1, 2023 | Class II | Z-0918-2024 | Nonconforming Material/Component | Product manufactured using UHMWPE raw material over 5 years of age has the potential for elevated levels of oxidation. Oxidation within UHMWPE can have an impact on its material properties. |
| Dec 1, 2023 | Class II | Z-0916-2024 | Nonconforming Material/Component | Product manufactured using UHMWPE raw material over 5 years of age has the potential for elevated levels of oxidation. Oxidation within UHMWPE can have an impact on its material properties. |
| May 5, 2006 | Not classified | Z-1601-2009 | Labeling mix-ups | A box packaged and labeled as a Duracon Total Knee Duration A-P Lipped Tibial Insert 11MM may actually contain a 9MM insert. |
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Of its descendants, K970758 (Howmedica Corp., 1997) has gone furthest, with 0 descendants of its own.
How does its category compare?
All JWH devicesJWH Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · JWH
20in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · JWH
55in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · JWH
2in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · JWH
9,306in 2025
MAUDE reports naming product code JWH, 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 | 18 | 74 | 14 | 1,305 |
| 2008 | 17 | 81 | 10 | 1,483 |
| 2009 | 11 | 168 | 109 | 1,870 |
| 2010 | 19 | 85 | 32 | 3,286 |
| 2011 | 25 | 87 | 27 | 5,133 |
| 2012 | 33 | 85 | 85 | 5,203 |
| 2013 | 31 | 128 | 31 | 6,135 |
| 2014 | 33 | 98 | 13 | 6,722 |
| 2015 | 27 | 87 | 11 | 6,881 |
| 2016 | 18 | 88 | 17 | 7,586 |
| 2017 | 25 | 118 | 61 | 12,263 |
| 2018 | 25 | 90 | 14 | 14,071 |
| 2019 | 28 | 133 | 5 | 14,987 |
| 2020 | 22 | 59 | 2 | 12,592 |
| 2021 | 24 | 61 | 8 | 9,408 |
| 2022 | 17 | 56 | 12 | 8,364 |
| 2023 | 20 | 57 | 67 | 8,947 |
| 2024 | 19 | 89 | 7 | 10,828 |
| 2025 | 20 | 55 | 2 | 9,306 |
| 2026 | 12 | 63 | 4 | — |
https://510kreport.com/device/K915512 · printed Nov 6, 2026
Cite this page
510(k) Report. “K915512: Duracon Total Knee System Tibial Components.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K915512
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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