510(k) · Cleared
ClearedZimmer® Persona® Personalized Knee System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Zimmer, Inc. · MBH Prosthesis, Knee, Patello/Femorotibial, Semi-Constrained, Uncemented, Porous, Coated, Polymer/Metal/Polymer
Cleared on May 28, 2026 as substantially equivalent to K221479 (Zimmer, Inc., 2022) after a 346-day review. Its family tree reaches back 12 generations to 1981.
- Decided
- May 28, 2026
- Review
- 346 days
- Class
- Class II
- Product code
- MBH
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 12 generations to K810258 (1981). 158 ancestors in all. No later device cites it as a predicate yet.
- Root · 12 generations backK810258 Proximal Fermoral Hip ReplacementBiomet, Inc. · 1981
- 8 generations between
- 3 generations backK121874 G7 Acetabular SystemBiomet Manufacturing Corp · 2012 · Recalled
- 2 generations backK140669 G7 Osseoti Acetublar ShellsBiomet, Inc. · 2014
- 1 generation backK221479 Persona Personalized Knee SystemZimmer, Inc. · 2022
- This deviceK251840 Zimmer® Persona® Personalized Knee SystemZimmer, Inc. · 2026
Show all 12 generations
- Root · 12 generations backK810258 Proximal Fermoral Hip ReplacementBiomet, Inc. · 1981
- 11 generations backK974558 Salvage/Onocology Hip and Total Femur SystemBiomet, Inc. · 1998
- 10 generations backK032396 Ringloc 36MM Line and Modular Femoral HeadsBiomet, Inc. · 2003 · Recalled
- 9 generations backK042051 Arcomxl Polyethylene LinersBiomet, Inc. · 2005 · Recalled
- 8 generations backK051411 Arcomxl Polyethylene Liners and Biolox Delta HeadsBiomet, Inc. · 2005 · Recalled
- 7 generations backK061312 36MM Biolox Delta Ceramic HeadsBiomet, Inc. · 2006
- 6 generations backK073102 Biolox Delta Ceramic Heads with 100KGY E-Poly Acetabular LinersBiomet Manufacturing Corp · 2007
- 5 generations backK082996 Biolox Delta Option Ceramic HeadsBiomet, Inc. · 2009 · Recalled
- 4 generations backK093549 44MM E1 Acetabular Liner with 44MM Biolox Delta Option Ceramic Head…Biomet Manufacturing Corp · 2009
- 3 generations backK121874 G7 Acetabular SystemBiomet Manufacturing Corp · 2012 · Recalled
- 2 generations backK140669 G7 Osseoti Acetublar ShellsBiomet, Inc. · 2014
- 1 generation backK221479 Persona Personalized Knee SystemZimmer, Inc. · 2022
- This deviceK251840 Zimmer® Persona® Personalized Knee SystemZimmer, Inc. · 2026
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −12 | K810258 | Proximal Fermoral Hip Replacement | Biomet, Inc. | 1981 | — |
| −11 | K974558 | Salvage/Onocology Hip and Total Femur System | Biomet, Inc. | 1998 | — |
| −10 | K032396 | Ringloc 36MM Line and Modular Femoral Heads | Biomet, Inc. | 2003 | 3 |
| −9 | K042051 | Arcomxl Polyethylene Liners | Biomet, Inc. | 2005 | 1 |
| −8 | K051411 | Arcomxl Polyethylene Liners and Biolox Delta Heads | Biomet, Inc. | 2005 | 1 |
| −7 | K061312 | 36MM Biolox Delta Ceramic Heads | Biomet, Inc. | 2006 | — |
| −6 | K073102 | Biolox Delta Ceramic Heads with 100KGY E-Poly Acetabular Liners | Biomet Manufacturing Corp | 2007 | — |
| −5 | K082996 | Biolox Delta Option Ceramic Heads | Biomet, Inc. | 2009 | 4 |
| −4 | K093549 | 44MM E1 Acetabular Liner with 44MM Biolox Delta Option Ceramic Head or 44MM M… | Biomet Manufacturing Corp | 2009 | — |
| −3 | K121874 | G7 Acetabular System | Biomet Manufacturing Corp | 2012 | 3 |
| −2 | K140669 | G7 Osseoti Acetublar Shells | Biomet, Inc. | 2014 | — |
| −1 | K221479 | Persona Personalized Knee System | Zimmer, Inc. | 2022 | — |
| 0 (this device) | K251840 | Zimmer® Persona® Personalized Knee System | Zimmer, Inc. | 2026 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1989 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 15 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 0 |
| 2002 | 5 | 0 |
| 2003 | 11 | 0 |
| 2004 | 7 | 0 |
| 2005 | 7 | 0 |
| 2006 | 3 | 0 |
| 2007 | 8 | 0 |
| 2008 | 3 | 0 |
| 2009 | 2 | 0 |
| 2010 | 6 | 0 |
| 2011 | 1 | 0 |
| 2012 | 6 | 0 |
| 2018 | 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 MBH? 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 MBH device
- #1 K241597 Freedom® Total Knee System - Porous Tibial…score 20.0 · 8 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
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 |
|---|---|---|---|
| * | K221479 | Persona Personalized Knee SystemSummary page 5…21 CFR 807.92(a)(3) Predicate# Predicate Trade Name (Primary Predicate is listed first) Product Code I K221479 11 Persona® Personalized Knee System… | 2022 |
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.
What does this lineage say?
- The line of descent spans 45 years and passes through 3 companies; a new generation was cleared every 2.0 years on median.
- 56 of the 158 ancestors have a recall of any class.
- 4 other devices also cite its predicate K221479.
How does its category compare?
All MBH devicesMBH Prosthesis, Knee, Patello/Femorotibial, Semi-Constrained, Uncemented, Porous, Coated, Polymer/Metal/Polymer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2026, this device’s year, is highlighted.
FDA decisions per year · MBH
8in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MBH
98in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MBH
1in 2024
Class I (5 since 2007) Class II/III not classified
Adverse event reports per year · MBH
1,561in 2025
MAUDE reports naming product code MBH, 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 | 10 | 59 | 0 | 27 |
| 2008 | 3 | 70 | 0 | 21 |
| 2009 | 3 | 209 | 2 | 89 |
| 2010 | 4 | 84 | 0 | 121 |
| 2011 | 5 | 84 | 15 | 247 |
| 2012 | 5 | 90 | 1 (1) | 370 |
| 2013 | 6 | 138 | 4 (4) | 308 |
| 2014 | 9 | 114 | 0 | 385 |
| 2015 | 8 | 100 | 0 | 955 |
| 2016 | 4 | 74 | 1 | 1,034 |
| 2017 | 4 | 115 | 9 | 1,007 |
| 2018 | 6 | 89 | 1 | 1,191 |
| 2019 | 1 | — | 1 | 1,394 |
| 2020 | 7 | 112 | 2 | 1,089 |
| 2021 | 6 | 48 | 0 | 1,539 |
| 2022 | 7 | 57 | 0 | 1,261 |
| 2023 | 6 | 94 | 2 | 1,263 |
| 2024 | 10 | 84 | 1 | 1,497 |
| 2025 | 8 | 98 | 0 | 1,561 |
| 2026 | 7 | 153 | 4 | — |
What is it indicated for?
When a mechanical alignment approach is utilized, this device is indicated for patients with severe knee pain and disability due to: - Rheumatoid arthritis, osteoarthritis, traumatic arthritis, polyarthritis. - Collagen disorders, and/or avascular necrosis of the femoral condyle. - Post-traumatic loss of joint configuration, particularly when there is patellofemoral erosion, dysfunction or prior patellectomy. - Moderate valgus, varus, or flexion…
Read the full statement (241 words)
When a mechanical alignment approach is utilized, this device is indicated for patients with severe knee pain and disability due to:
- Rheumatoid arthritis, osteoarthritis, traumatic arthritis, polyarthritis.
- Collagen disorders, and/or avascular necrosis of the femoral condyle.
- Post-traumatic loss of joint configuration, particularly when there is patellofemoral erosion, dysfunction or prior patellectomy.
- Moderate valgus, varus, or flexion deformities.
- The salvage of previously failed surgical attempts or for a knee in which satisfactory stability in flexion cannot be obtained at the time of surgery.
When a Personalized AlignmentTM* approach is utilized, this device is indicated for patients with severe knee pain and disability due to:
- Rheumatoid arthritis, osteoarthritis, traumatic arthritis, polyarthritis.
- Collagen disorders, and/or avascular necrosis of the femoral condyle.
- Moderate valgus, varus, or flexion deformities.
The Personalized Alignment (PA) surgical technique may only be used with Persona cemented and uncemented CR femoral components, Persona CR, Ultra Congruent (UC), and Medial Congruent (MC) articular surface components, the Persona Cemented Stemmed tibial components without a stem extension, and the Persona OsseoTi Keel Tibia and Cemented Keel Tibia.
Porous coated components may be used cemented or uncemented (biological fixation), except for the Persona OsseoTi Keel Tibia which is for uncemented use only. All other femoral, tibial baseplate and all-polyethylene (UHMWPE and VEHXPE) patella components are indicated for cemented use only.
*Check for country clearances of the Persona Personalized Alignment surgical technique; not licensed in the European Union
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K251840 · printed Nov 4, 2026
Cite this page
510(k) Report. “K251840: Zimmer® Persona® Personalized Knee System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K251840
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Record history
- FDA decision record loaded Oct 30, 2026
- Summary read Oct 30, 2026 (extraction version 2d9447fa9ea4)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026