510(k) · Cleared
ClearedP.F.C. Sigma Porous Modular Keel Tibial Tray
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
DePuy Orthopaedics, Inc. · JWH Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer
Cleared on Jun 9, 1999 as substantially equivalent to K892394 (Johnson & Johnson Professionals, Inc., 1989) and 4 other predicates after a 69-day review. Its family tree reaches back 1 generation to 1987. 3 later devices descend from it.
- Decided
- Jun 9, 1999
- Review
- 69 days
- Class
- Class II
- Product code
- JWH
- Recalls
- None
- Predicates
- 5
Its longest line of descent runs back 1 generation to K864671 (1987). 5 ancestors in all. 3 later devices descend from it, 2 citing it directly.
- Root · 1 generation backK864671 Anatomic Modular Knee (Amk) SystemDepuy, Inc. · 1987
- This deviceK991106 P.F.C. Sigma Porous Modular Keel Tibial TrayDePuy Orthopaedics, Inc. · 1999
- Descendant · cites it directly · 1 of its ownK182301 PFC SIGMA Knee SystemDePuy Orthopaedics, Inc. · 2019
- Descendant · 2 generations on · 0 of its ownK200765 Genius / Genuin Total Knee SystemBiorad Medisys Pvt, Ltd. · 2021
- Descendant · cites it directly · 0 of its ownK003026 PFC Sigma Lugged Tibial TrayDePuy Orthopaedics, Inc. · 2001
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 |
|---|---|---|---|---|---|
| −1 | K864671 | Anatomic Modular Knee (Amk) System | Depuy, Inc. | 1987 | — |
| 0 (this device) | K991106 | P.F.C. Sigma Porous Modular Keel Tibial Tray | DePuy Orthopaedics, Inc. | 1999 | — |
| +1 | K182301 | PFC SIGMA Knee System | DePuy Orthopaedics, Inc. | 2019 | — |
| +2 | K200765 | Genius / Genuin Total Knee System | Biorad Medisys Pvt, Ltd. | 2021 | — |
| +1 | K003026 | PFC Sigma Lugged Tibial Tray | DePuy Orthopaedics, Inc. | 2001 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1989 | 1 | 0 |
| 1992 | 1 | 0 |
| 1996 | 2 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2001 | 1 | 0 |
| 2019 | 1 | 0 |
| 2021 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), 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? (5)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K892394 | P.F.C. Modular Knee System, Tibial Tray-PorousSummary page 2…Keel Tibial Tray is substantially equivalent in terms of intended use, materials, design, sterilization method, and packaging to the P.F.C. Modular Tibial Tray —Porous (K892394 and K961685), P.F.C. Modular Plus Tibial Tray (K923807 and K961685), AMK Total Knee (K864671) and CRX Tibial Tray (K961379). The… | 1989 |
| * | K961685 | P.F.C. Cruciate Retaining Knee System (Size 1.5)Summary page 2…Tray is substantially equivalent in terms of intended use, materials, design, sterilization method, and packaging to the P.F.C. Modular Tibial Tray —Porous (K892394 and K961685), P.F.C. Modular Plus Tibial Tray (K923807 and K961685), AMK Total Knee (K864671) and CRX Tibial Tray (K961379). The determinati… | 1996 |
| * | K923807 | P.F.C. Modular Total Knee System, Modular PlusSummary page 2…of intended use, materials, design, sterilization method, and packaging to the P.F.C. Modular Tibial Tray —Porous (K892394 and K961685), P.F.C. Modular Plus Tibial Tray (K923807 and K961685), AMK Total Knee (K864671) and CRX Tibial Tray (K961379). The determination of substantial equivalence for this devi… | 1992 |
| * | K864671 | Anatomic Modular Knee (Amk) SystemSummary page 2…erilization method, and packaging to the P.F.C. Modular Tibial Tray —Porous (K892394 and K961685), P.F.C. Modular Plus Tibial Tray (K923807 and K961685), AMK Total Knee (K864671) and CRX Tibial Tray (K961379). The determination of substantial equivalence for this device was based on a detailed device desc… | 1987 |
| * | K961379 | Depuy Amk Porous Coated CRX Tibial Tray (1988-20/28-000 and 1988-20/28-501)Summary page 2…ing to the P.F.C. Modular Tibial Tray —Porous (K892394 and K961685), P.F.C. Modular Plus Tibial Tray (K923807 and K961685), AMK Total Knee (K864671) and CRX Tibial Tray (K961379). The determination of substantial equivalence for this device was based on a detailed device description, performance testing a… | 1996 |
What descends from it? (3)
2 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)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
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 | — |
What is it indicated for?
The P.F.C. Sigma Porous Modular Keel Tibial Tray is indicated for use in total knee replacements for patients suffering from severe pain and disability due to permanent structural damage in the knee joint from rheumatoid arthritis, osteoarthritis, post-traumatic arthritis, collagen disorders, or pseudogout. This damage may also be the result of trauma or failed prior surgical intervention.
In accordance with Federal (USA) requirements, the P.F.C. Sigma Knee Modular Keel Tibial Tray is indicated for use only with PMMA bone cement.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K991106 · printed Nov 4, 2026
Cite this page
510(k) Report. “K991106: P.F.C. Sigma Porous Modular Keel Tibial Tray.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K991106
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026