510(k) · Cleared
ClearedAccin Patellofemoral System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Accelerated Innovation, LLC · KRR Prosthesis, Knee, Patello/Femoral, Semi-Constrained, Cemented, Metal/Polymer
Cleared on Feb 29, 2008 after a 116-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 5 later devices descend from it.
- Decided
- Feb 29, 2008
- Review
- 116 days
- Class
- Class II
- Product code
- KRR
- Recalls
- None
- Predicates
- 0
5 later devices descend from it, 4 citing it directly.
- This deviceK073120 Accin Patellofemoral SystemAccelerated Innovation, LLC · 2008
- Descendant · cites it directly · 3 of its ownK160461 Arthrex iBalance BiCompartmental Arthroplasty SystemArthrex, Inc. · 2016
- Descendant · 2 generations on · 1 of its ownK200433 iBalance UKA Tibial Tray ImplantArthrex, Inc. · 2020
- Descendant · cites it directly · 0 of its ownK251453 Arthrex iBalance Partial Knee SystemArthrex, Inc. · 2025
- Descendant · cites it directly · 0 of its ownK171365 Arthrex Knee SystemsArthrex, Inc. · 2017
- Descendant · cites it directly · 0 of its ownK092803 Cardo Medical Align 360 Medialized Patella ComponentCardo Medical Corp. · 2009
Most influential descendants
Showing 5 of 5 · See all- K160461Arthrex iBalance BiCompartmental Arthroplasty SystemArthrex, Inc. · 2016 · cites it directly3descendants
- K200433iBalance UKA Tibial Tray ImplantArthrex, Inc. · 2020 · 2 generations on1descendant
- K251453Arthrex iBalance Partial Knee SystemArthrex, Inc. · 2025 · cites it directly0descendants
- K171365Arthrex Knee SystemsArthrex, Inc. · 2017 · cites it directly0descendants
- K092803Cardo Medical Align 360 Medialized Patella ComponentCardo Medical Corp. · 2009 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K073120 | Accin Patellofemoral System | Accelerated Innovation, LLC | 2008 | — |
| +1 | K160461 | Arthrex iBalance BiCompartmental Arthroplasty System | Arthrex, Inc. | 2016 | — |
| +2 | K200433 | iBalance UKA Tibial Tray Implant | Arthrex, Inc. | 2020 | — |
| +1 | K251453 | Arthrex iBalance Partial Knee System | Arthrex, Inc. | 2025 | — |
| +1 | K171365 | Arthrex Knee Systems | Arthrex, Inc. | 2017 | — |
| +1 | K092803 | Cardo Medical Align 360 Medialized Patella Component | Cardo Medical Corp. | 2009 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2009 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2020 | 1 | 0 |
| 2025 | 1 | 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 KRR? 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 KRR device
- #1 K231253 Overture Orthopaedics Patellofemoral Systemscore 5.6 · 1 generation · 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? (5)
4 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?
- Of its descendants, K160461 (Arthrex, Inc., 2016) has gone furthest, with 3 descendants of its own.
How does its category compare?
All KRR devicesKRR Prosthesis, Knee, Patello/Femoral, Semi-Constrained, Cemented, Metal/Polymer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2008, this device’s year, is highlighted.
FDA decisions per year · KRR
1in 2023
2026 to Oct 25, outlined.
Median 510(k) review, days · KRR
116in 2008
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KRR
3in 2022
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KRR
36in 2025
MAUDE reports naming product code KRR, 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 | 2 | — | 0 | 0 |
| 2008 | 3 | 116 | 0 | 0 |
| 2009 | 0 | — | 0 | 12 |
| 2010 | 0 | — | 0 | 6 |
| 2011 | 0 | — | 0 | 3 |
| 2012 | 1 | — | 0 | 9 |
| 2013 | 1 | — | 1 | 9 |
| 2014 | 0 | — | 0 | 26 |
| 2015 | 1 | — | 0 | 18 |
| 2016 | 1 | — | 1 | 14 |
| 2017 | 0 | — | 2 | 15 |
| 2018 | 1 | — | 0 | 14 |
| 2019 | 0 | — | 0 | 16 |
| 2020 | 1 | — | 0 | 6 |
| 2021 | 1 | — | 0 | 8 |
| 2022 | 1 | — | 3 | 9 |
| 2023 | 1 | — | 0 | 12 |
| 2024 | 0 | — | 0 | 25 |
| 2025 | 0 | — | 0 | 36 |
| 2026 | 0 | — | 0 | — |
https://510kreport.com/device/K073120 · printed Nov 6, 2026
Cite this page
510(k) Report. “K073120: Accin Patellofemoral System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K073120
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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