510(k) · Cleared
ClearedPersona Partial Knee
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Zimmer Biomet · HSX Prosthesis, Knee, Femorotibial, Non-Constrained, Cemented, Metal/Polymer
Cleared on Aug 15, 2025 as substantially equivalent to K161592 (Biomet, Inc., 2016) after a 60-day review. Its family tree reaches back 11 generations to 1981.
- Decided
- Aug 15, 2025
- Review
- 60 days
- Class
- Class II
- Product code
- HSX
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 11 generations to K810258 (1981). 56 ancestors in all. No later device cites it as a predicate yet.
- Root · 11 generations backK810258 Proximal Fermoral Hip ReplacementBiomet, Inc. · 1981
- 7 generations between
- 3 generations backK120370 Vivacit-E Vitamin E Highly Crosslinked Polyethylene LinersZimmer, Inc. · 2012
- 2 generations backK122529 Zimmer Unicompartmental Knee System Vivacit-E Articular SurfaceZimmer, Inc. · 2012
- 1 generation backK161592 Persona Partial Knee SystemBiomet, Inc. · 2016 · Recalled
- This deviceK251834 Persona Partial KneeZimmer Biomet · 2025
Show all 11 generations
- Root · 11 generations backK810258 Proximal Fermoral Hip ReplacementBiomet, Inc. · 1981
- 10 generations backK974558 Salvage/Onocology Hip and Total Femur SystemBiomet, Inc. · 1998
- 9 generations backK032396 Ringloc 36MM Line and Modular Femoral HeadsBiomet, Inc. · 2003 · Recalled
- 8 generations backK042051 Arcomxl Polyethylene LinersBiomet, Inc. · 2005 · Recalled
- 7 generations backK051411 Arcomxl Polyethylene Liners and Biolox Delta HeadsBiomet, Inc. · 2005 · Recalled
- 6 generations backK061312 36MM Biolox Delta Ceramic HeadsBiomet, Inc. · 2006
- 5 generations backK073102 Biolox Delta Ceramic Heads with 100KGY E-Poly Acetabular LinersBiomet Manufacturing Corp · 2007
- 4 generations backK100048 E1 Antioxidant Infused TechnologyBiomet Manufacturing Corp · 2010
- 3 generations backK120370 Vivacit-E Vitamin E Highly Crosslinked Polyethylene LinersZimmer, Inc. · 2012
- 2 generations backK122529 Zimmer Unicompartmental Knee System Vivacit-E Articular SurfaceZimmer, Inc. · 2012
- 1 generation backK161592 Persona Partial Knee SystemBiomet, Inc. · 2016 · Recalled
- This deviceK251834 Persona Partial KneeZimmer Biomet · 2025
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −11 | K810258 | Proximal Fermoral Hip Replacement | Biomet, Inc. | 1981 | — |
| −10 | K974558 | Salvage/Onocology Hip and Total Femur System | Biomet, Inc. | 1998 | — |
| −9 | K032396 | Ringloc 36MM Line and Modular Femoral Heads | Biomet, Inc. | 2003 | 3 |
| −8 | K042051 | Arcomxl Polyethylene Liners | Biomet, Inc. | 2005 | 1 |
| −7 | K051411 | Arcomxl Polyethylene Liners and Biolox Delta Heads | Biomet, Inc. | 2005 | 1 |
| −6 | K061312 | 36MM Biolox Delta Ceramic Heads | Biomet, Inc. | 2006 | — |
| −5 | K073102 | Biolox Delta Ceramic Heads with 100KGY E-Poly Acetabular Liners | Biomet Manufacturing Corp | 2007 | — |
| −4 | K100048 | E1 Antioxidant Infused Technology | Biomet Manufacturing Corp | 2010 | — |
| −3 | K120370 | Vivacit-E Vitamin E Highly Crosslinked Polyethylene Liners | Zimmer, Inc. | 2012 | — |
| −2 | K122529 | Zimmer Unicompartmental Knee System Vivacit-E Articular Surface | Zimmer, Inc. | 2012 | — |
| −1 | K161592 | Persona Partial Knee System | Biomet, Inc. | 2016 | 2 |
| 0 (this device) | K251834 | Persona Partial Knee | Zimmer Biomet | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1988 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 0 |
| 2004 | 2 | 0 |
| 2005 | 3 | 0 |
| 2007 | 2 | 0 |
| 2008 | 1 | 0 |
| 2009 | 2 | 0 |
| 2010 | 2 | 0 |
| 2011 | 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 HSX? 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 HSX device
- #1 K261609 Freedom Partial Knee Systemscore 15.1 · 12 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 |
|---|---|---|---|
| * | K161592 | Persona Partial Knee SystemSummary page 5…Device Name Applicant Persona® Partial Biomet K161592 Knee Orthopedics Device Description:… | 2016 |
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 44 years and passes through 4 companies; a new generation was cleared every 2.2 years on median.
- 20 of the 56 ancestors have a recall of any class.
- 2 other devices also cite its predicate K161592.
How does its category compare?
All HSX devicesHSX Prosthesis, Knee, Femorotibial, Non-Constrained, Cemented, Metal/Polymer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.
FDA decisions per year · HSX
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · HSX
59in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · HSX
2in 2020
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · HSX
175in 2025
MAUDE reports naming product code HSX, 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 | 6 | 33 | 0 | 6 |
| 2008 | 4 | 102 | 0 | 4 |
| 2009 | 2 | — | 49 | 21 |
| 2010 | 3 | 74 | 0 | 58 |
| 2011 | 1 | — | 0 | 114 |
| 2012 | 5 | 88 | 0 | 83 |
| 2013 | 2 | — | 1 | 79 |
| 2014 | 0 | — | 0 | 66 |
| 2015 | 1 | — | 0 | 57 |
| 2016 | 3 | 147 | 1 | 107 |
| 2017 | 5 | 160 | 4 | 113 |
| 2018 | 2 | — | 0 | 159 |
| 2019 | 7 | 90 | 0 | 177 |
| 2020 | 4 | 40 | 2 | 273 |
| 2021 | 7 | 81 | 0 | 240 |
| 2022 | 2 | — | 0 | 257 |
| 2023 | 1 | — | 0 | 231 |
| 2024 | 4 | 133 | 0 | 172 |
| 2025 | 4 | 59 | 0 | 175 |
| 2026 | 2 | — | 0 | — |
What is it indicated for?
The Persona Partial Knee system is limited to the medial tibiofemoral compartment of the knee intended for patients with painful and/or disabling knee joints due to the following indications: - Noninflammatory degenerative joint disease (NIDJD), e.g., osteoarthritis, avascular necrosis; - traumatic arthritis; - previous tibial condyle or plateau fractures with loss of anatomy or function; - varus deformities; and - revision of the articular surface of a…
Read the full statement (111 words)
The Persona Partial Knee system is limited to the medial tibiofemoral compartment of the knee
intended for patients with painful and/or disabling knee joints due to the following indications:
- Noninflammatory degenerative joint disease (NIDJD), e.g., osteoarthritis, avascular necrosis;
- traumatic arthritis;
- previous tibial condyle or plateau fractures with loss of anatomy or function;
- varus deformities; and
- revision of the articular surface of a previously implanted Persona Partial Knee System providing
that the tibial plate locking mechanism is not compromised and the femoral and tibial plate
components remain well fixed and undamaged.
The Persona Partial Knee System is a single use implant intended for implantation with bone
cement.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K251834 · printed Nov 5, 2026
Cite this page
510(k) Report. “K251834: Persona Partial Knee.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K251834
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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