510(k) Report

510(k) · Cleared

Cleared

Arthrex iBalance UKA System Vitamin E Tibial Bearing

K161060510(k) SpecialCleared Dec 15, 2016244-day reviewClass II21 CFR 888.3520

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Arthrex, Inc. · HSX Prosthesis, Knee, Femorotibial, Non-Constrained, Cemented, Metal/Polymer

Cleared on Dec 15, 2016 as substantially equivalent to K060670 (Accin Corporation, 2006) after a 244-day review. Its family tree reaches back 3 generations to 1988. 1 later device descends from it.

Decided
Dec 15, 2016
Review
244 days
Class
Class II
Product code
HSX
Recalls
None
Predicates
1

Its longest line of descent runs back 3 generations to K880155 (1988). 9 ancestors in all. 1 later device descends from it, 1 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2004: 1 other ancestor1999: 1 other ancestor2001: 1 other ancestor1998: 1 other ancestor1996: 1 other ancestor1993: 1 other ancestor2017: 1 descendant clearedReference device: K153586 · Arthrex iBalance TKA System · Arthrex, Inc. · 2016K880155 · Miller/Galante Precoat Unicompartmental Knee · Zimmer, Inc. · 1988 · recalledK033363 · Zimmer Unicompartmental Knee System · Zimmer, Inc. · 2004 · recalledK060670 · Accin Uni-Knee System · Accin Corporation · 2006 · recalled1990200020102020
Other ancestors, by generationDescendants, by generation 2 generations back: 2 other ancestors3 generations back: 4 other ancestors 1 generation forward: 1 descendant K060670 · Accin Uni-Knee System · Accin Corporation · 2006 · recalledK033363 · Zimmer Unicompartmental Knee System · Zimmer, Inc. · 2004 · recalledK880155 · Miller/Galante Precoat Unicompartmental Knee · Zimmer, Inc. · 1988 · recalled0
  1. Root · 3 generations backK880155 Miller/Galante Precoat Unicompartmental KneeZimmer, Inc. · 1988 · Recalled
  2. 2 generations backK033363 Zimmer Unicompartmental Knee SystemZimmer, Inc. · 2004 · Recalled
  3. 1 generation backK060670 Accin Uni-Knee SystemAccin Corporation · 2006 · Recalled
  4. This deviceK161060 Arthrex iBalance UKA System Vitamin E Tibial BearingArthrex, Inc. · 2016
  5. Descendant · cites it directly · 0 of its ownK171365 Arthrex Knee SystemsArthrex, Inc. · 2017

Most influential descendants

Showing 1 of 1 · See all
  • K171365Arthrex Knee SystemsArthrex, Inc. · 2017 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−3K880155Miller/Galante Precoat Unicompartmental KneeZimmer, Inc.19881
−2K033363Zimmer Unicompartmental Knee SystemZimmer, Inc.20043
−1K060670Accin Uni-Knee SystemAccin Corporation20061
0 (this device)K161060Arthrex iBalance UKA System Vitamin E Tibial BearingArthrex, Inc.2016—
+1K171365Arthrex Knee SystemsArthrex, Inc.2017—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
199310
199610
199810
199910
200110
200410

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201710
FIG. 1 — Lineage of K161060, 1988–2017Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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. #1 K261609 Freedom Partial Knee Systemscore 15.1 · 12 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) 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.

TypeNumberDeviceApplicantDecidedRecalls
*K060670Accin Uni-Knee System
Summary page 4
…Semi-Constrained, CFR Cemented, Polymer + Additive/Metal/Polymer + Additive 21 CFR 888.3560 Predicate Device K060670: Accin UNI-Knee System Reference Predicate Device K153586: Arthrex iBalance TKA System Purpose of Submission This special…
Accin Corporation20061
†K153586Arthrex iBalance TKA SystemArthrex, Inc.2016—

Also cleared against K060670: 4 other devices →

What descends from it? (1)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K171365Arthrex Knee SystemsArthrex, Inc.20170

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 28 years and passes through 3 companies; a new generation was cleared every 10.5 years on median.
  • 5 of the 9 ancestors have a recall of any class.
  • Of its descendants, K171365 (Arthrex, Inc., 2017) has gone furthest, with 0 descendants of its own.
  • 4 other devices also cite its predicate K060670.

How does its category compare?

All HSX devices

HSX Prosthesis, Knee, Femorotibial, Non-Constrained, Cemented, Metal/Polymer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.

FDA decisions per year · HSX

4in 2025

2007: 62008: 42009: 22010: 32011: 12012: 52013: 22015: 12016: 32017: 52018: 22019: 72020: 42021: 72022: 22023: 12024: 42025: 42026 (partial year): 2
2007high 7 (2019) · low 0 (2014)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · HSX

59in 2025

2007: 33 days median2008: 102 days median2010: 74 days median2012: 88 days median2016: 147 days median2017: 160 days median2019: 90 days median2020: 40 days median2021: 81 days median2024: 133 days median2025: 59 days median
2007high 160 (2017) · low 33 (2007)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · HSX

2in 2020

2009: 492013: 12016: 12017: 42020: 2
2007high 49 (2009) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · HSX

175in 2025

2007: 62008: 42009: 212010: 582011: 1142012: 832013: 792014: 662015: 572016: 1072017: 1132018: 1592019: 1772020: 2732021: 2402022: 2572023: 2312024: 1722025: 175
2007high 273 (2020) · low 4 (2008)2025

MAUDE reports naming product code HSX, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
200763306
2008410204
20092—4921
2010374058
20111—0114
2012588083
20132—179
20140—066
20151—057
201631471107
201751604113
20182—0159
20197900177
20204402273
20217810240
20222—0257
20231—0231
202441330172
20254590175
20262—0—

What is it indicated for?

The Arthrex iBalance UKA System components are for use in Unicompartmental knee arthroplasty as a result of:

* Moderately disabling joint disease of the knee resulting from painful osteoarthritis or post traumatic arthritis;

* Correction of functional deformities;

* Revision of previous unsuccessful unicompartmental knee replacement or other procedure;

* As an alternative to tibial osteotomy in patients with unicompartmental osteoarthritis.

These components are single use only and are intended for implantation with bone cement.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K161060: Arthrex iBalance UKA System Vitamin E Tibial Bearing.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K161060

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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