510(k) · Cleared
Recalled · Class II · 2018Darwin Knee System (TC3)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Johnson & Johnson Professionals, Inc. · JWH Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer
Cleared on Jan 18, 1996 after a 212-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 49 later devices descend from it. It has been recalled 8 times.
- Decided
- Jan 18, 1996
- Review
- 212 days
- Class
- Class II
- Product code
- JWH
- Recalls
- 8
- Predicates
- 0
49 later devices descend from it, 6 citing it directly.
- This deviceK952830 Darwin Knee System (TC3)Johnson & Johnson Professionals, Inc. · 1996
- Descendant · cites it directly · 36 of its ownK060515 Depuy PFC Sigma Knee ProsthesisDePuy Orthopaedics, Inc. · 2006
- Descendant · cites it directly · 14 of its ownK201023 iTotal® Identity Posterior Stabilized Knee Replacement SystemConformis, Inc. · 2020
- Descendant · 2 generations on · 14 of its ownK110404 Eaum Total Knee SystemCorentec Co., Ltd. · 2012 · Recalled
- Descendant · 2 generations on · 12 of its ownK203447 iTotal Identity Cruciate Retaining (CR) Total Knee Replacement…Conformis, Inc. · 2020
- Descendant · 2 generations on · 10 of its ownK210191 Identity Imprint Knee Replacement SystemConformis, Inc. · 2021 · Recalled
Showing 5 of 49 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 49 · See all- K060515Depuy PFC Sigma Knee ProsthesisDePuy Orthopaedics, Inc. · 2006 · cites it directly36descendants
- K201023iTotal® Identity Posterior Stabilized Knee Replacement SystemConformis, Inc. · 2020 · cites it directly14descendants
- K110404Eaum Total Knee SystemCorentec Co., Ltd. · 2012 · 2 generations on14descendants
- K203447iTotal Identity Cruciate Retaining (CR) Total Knee Replacement, iTotal Identity…Conformis, Inc. · 2020 · 2 generations on12descendants
- K210191Identity Imprint Knee Replacement SystemConformis, Inc. · 2021 · 2 generations on10descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K952830 | Darwin Knee System (TC3) | Johnson & Johnson Professionals, Inc. | 1996 | — |
| +1 | K060515 | Depuy PFC Sigma Knee Prosthesis | DePuy Orthopaedics, Inc. | 2006 | — |
| +1 | K201023 | iTotal® Identity Posterior Stabilized Knee Replacement System | Conformis, Inc. | 2020 | — |
| +2 | K110404 | Eaum Total Knee System | Corentec Co., Ltd. | 2012 | 2 |
| +2 | K203447 | iTotal Identity Cruciate Retaining (CR) Total Knee Replacement, iTotal… | Conformis, Inc. | 2020 | — |
| +2 | K210191 | Identity Imprint Knee Replacement System | Conformis, Inc. | 2021 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2006 | 1 | 0 |
| 2012 | 3 | 0 |
| 2013 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 3 | 0 |
| 2019 | 5 | 0 |
| 2020 | 4 | 0 |
| 2021 | 8 | 0 |
| 2022 | 3 | 0 |
| 2023 | 6 | 0 |
| 2024 | 4 | 0 |
| 2025 | 4 | 0 |
| 2026 | 3 | 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? (49)
See all 496 later devices cite it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K060515 | Depuy PFC Sigma Knee Prosthesis | 2006 | 36 |
| K201023 | iTotal® Identity Posterior Stabilized Knee Replacement System | 2020 | 14 |
| K160700 | ATTUNE Revision Knee System | 2016 | 6 |
| K112891 | Apex Revision Knee Systems | 2012 | 5 |
| K182301 | PFC SIGMA Knee System | 2019 | 1 |
| K241000 | ATTUNE™ Revision Knee System; DePuy Knee Prosthesis System Universal Stem Extensions and… | 2024 | 0 |
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Jul 18, 2018 | Class II | Z-2949-2018 | Employee error | This unit may be missing the screw/collet Assembly |
| Sep 27, 2007 | Not classified | Z-0398-2008 | Packaging process control | An incomplete seal on the inner pouch allows exposure to oxygen, which may result in oxidation and would affect long-term performance of the implant. |
| Sep 27, 2007 | Not classified | Z-0399-2008 | Packaging process control | An incomplete seal on the inner pouch allows exposure to oxygen, which may result in oxidation and would affect long-term performance of the implant. |
| Sep 27, 2007 | Not classified | Z-0400-2008 | Packaging process control | An incomplete seal on the inner pouch allows exposure to oxygen, which may result in oxidation and would affect long-term performance of the implant. |
| Sep 27, 2007 | Not classified | Z-0396-2008 | Packaging process control | An incomplete seal on the inner pouch allows exposure to oxygen, which may result in oxidation and would affect long-term performance of the implant. |
| Sep 27, 2007 | Not classified | Z-0397-2008 | Packaging process control | An incomplete seal on the inner pouch allows exposure to oxygen, which may result in oxidation and would affect long-term performance of the implant. |
| Sep 27, 2007 | Not classified | Z-0401-2008 | Packaging process control | An incomplete seal on the inner pouch allows exposure to oxygen, which may result in oxidation and would affect long-term performance of the implant. |
| Dec 22, 2003 | Not classified | Z-1369-04 | Other | The collar was incorrectly etched for the R (right) and L (Left) orientation |
The 5 latest of 8 recalls; the web page lists all.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Of its descendants, K060515 (DePuy Orthopaedics, Inc., 2006) has gone furthest, with 36 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/K952830 · printed Nov 4, 2026
Cite this page
510(k) Report. “K952830: Darwin Knee System (TC3).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K952830
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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