510(k) · Cleared
ClearedFairFix AM Adjustable Button FairFix PSP Adjustable Button
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Medacta International S.A. · MBI Fastener, Fixation, Nondegradable, Soft Tissue
Cleared on Jun 8, 2022 as substantially equivalent to K203259 (Medacta International S.A., 2021) and 1 other predicate after a 26-day review. Its family tree reaches back 10 generations to 1979.
- Decided
- Jun 8, 2022
- Review
- 26 days
- Class
- Class II
- Product code
- MBI
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 10 generations to K792022 (1979). 60 ancestors in all. No later device cites it as a predicate yet.
- Root · 10 generations backK792022 Herbert Bone ScrewZimmer, Inc. · 1979 · Recalled
- 6 generations between
- 3 generations backK070780 Conmed Linvatec XO ButtonConmed Linvatec · 2007
- 2 generations backK151037 GraftMax Button, ALB with Cradle, GraftMax Button, BTB with CradleConmed Corporation · 2015
- 1 generation backK203259 FairFix Adjustable Button SystemMedacta International S.A. · 2021
- This deviceK221389 FairFix AM Adjustable Button FairFix PSP Adjustable ButtonMedacta International S.A. · 2022
Show all 10 generations
- Root · 10 generations backK792022 Herbert Bone ScrewZimmer, Inc. · 1979 · Recalled
- 9 generations backK974876 Bionx Distal Radius ScrewBionx Implants, Inc. · 1998
- 8 generations backK992947 Cannulated Smartscrew Models 224540C, 224570CBionx Implants, Ltd. · 1999
- 7 generations backK012001 SmartscrewBionx Implants, Ltd. · 2001
- 6 generations backK030900 Inion Otps Biodegradable Fixaton SystemInion, Ltd. · 2003
- 5 generations backK043248 Tightrope Syndesmosis Repair Kit, Titanium, Model AR-8920DS…Arthrex, Inc. · 2005
- 4 generations backK052776 Tightrope Acromioclavicular (AC) Device, Titanium, Stainless Steel…Arthrex, Inc. · 2005
- 3 generations backK070780 Conmed Linvatec XO ButtonConmed Linvatec · 2007
- 2 generations backK151037 GraftMax Button, ALB with Cradle, GraftMax Button, BTB with CradleConmed Corporation · 2015
- 1 generation backK203259 FairFix Adjustable Button SystemMedacta International S.A. · 2021
- This deviceK221389 FairFix AM Adjustable Button FairFix PSP Adjustable ButtonMedacta International S.A. · 2022
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −10 | K792022 | Herbert Bone Screw | Zimmer, Inc. | 1979 | 6 |
| −9 | K974876 | Bionx Distal Radius Screw | Bionx Implants, Inc. | 1998 | — |
| −8 | K992947 | Cannulated Smartscrew Models 224540C, 224570C | Bionx Implants, Ltd. | 1999 | — |
| −7 | K012001 | Smartscrew | Bionx Implants, Ltd. | 2001 | — |
| −6 | K030900 | Inion Otps Biodegradable Fixaton System | Inion, Ltd. | 2003 | — |
| −5 | K043248 | Tightrope Syndesmosis Repair Kit, Titanium, Model AR-8920DS; Stainless Steel.… | Arthrex, Inc. | 2005 | — |
| −4 | K052776 | Tightrope Acromioclavicular (AC) Device, Titanium, Stainless Steel , Models… | Arthrex, Inc. | 2005 | — |
| −3 | K070780 | Conmed Linvatec XO Button | Conmed Linvatec | 2007 | — |
| −2 | K151037 | GraftMax Button, ALB with Cradle, GraftMax Button, BTB with Cradle | Conmed Corporation | 2015 | — |
| −1 | K203259 | FairFix Adjustable Button System | Medacta International S.A. | 2021 | — |
| 0 (this device) | K221389 | FairFix AM Adjustable Button FairFix PSP Adjustable Button | Medacta International S.A. | 2022 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1990 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 0 |
| 2004 | 2 | 0 |
| 2006 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2017 | 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 MBI? 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 MBI device
- #1 K203268 Arthrex FiberTak Suture Anchorscore 21.4 · 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? (2)
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 |
|---|---|---|---|
| * | K203259 | FairFix Adjustable Button SystemSummary page 6…ation II III. Predicate Device Substantial equivalence is claimed to the following devices: Primary predicate device: ¾ FairFix Adjustable Button System, K203259, Medacta International SA Additional predicate device: ¾ M-ARS ACL, K171640, Medacta International SA IV. Device Descript… | 2021 |
| * | K171640 | M-ARS ACL: Anatomic Ribbon Surgery SystemSummary page 6…the following devices: Primary predicate device: ¾ FairFix Adjustable Button System, K203259, Medacta International SA Additional predicate device: ¾ M-ARS ACL, K171640, Medacta International SA IV. Device Description The subject FairFix Adjustable Button System Extension is a Medacta SportsM… | 2017 |
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 43 years and passes through 8 companies; a new generation was cleared every 1.8 years on median.
- 5 of the 60 ancestors have a recall of any class.
- 2 other devices also cite its predicate K203259.
How does its category compare?
All MBI devicesMBI Fastener, Fixation, Nondegradable, Soft Tissue: FDA decisions, review times, recalls and adverse event reports over 20 years. 2022, this device’s year, is highlighted.
FDA decisions per year · MBI
27in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MBI
58in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MBI
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MBI
3,826in 2025
MAUDE reports naming product code MBI, 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 | 16 | 80 | 24 | 240 |
| 2008 | 10 | 69 | 6 | 338 |
| 2009 | 19 | 82 | 2 | 355 |
| 2010 | 17 | 76 | 3 | 291 |
| 2011 | 30 | 75 | 23 | 328 |
| 2012 | 24 | 94 | 6 | 371 |
| 2013 | 31 | 100 | 2 | 442 |
| 2014 | 23 | 101 | 0 | 504 |
| 2015 | 23 | 85 | 0 | 507 |
| 2016 | 17 | 94 | 0 | 795 |
| 2017 | 17 | 70 | 4 | 675 |
| 2018 | 16 | 91 | 2 | 1,072 |
| 2019 | 31 | 90 | 0 | 1,303 |
| 2020 | 35 | 83 | 1 | 1,454 |
| 2021 | 18 | 107 | 0 | 1,890 |
| 2022 | 19 | 64 | 0 | 1,591 |
| 2023 | 52 | 57 | 1 | 2,503 |
| 2024 | 22 | 30 | 1 | 3,779 |
| 2025 | 27 | 58 | 1 | 3,826 |
| 2026 | 30 | 63 | 0 | — |
What is it indicated for?
FairFix Adjustable Buttons are intended to be used during a knee ligament (i.e. anterior cruciate ligament and posterior cruciate ligament) reconstruction surgery when a Ø4.5 mm tunnel is realized.
FairFix Extender is intended to be used in association with any FairFix Adjustable Button configuration during a knee ligament (i.e. anterior cruciate ligament and posterior cruciate ligament) reconstruction surgery with a Ø 6 - 11 mm tunnel.
Reconstructive treatment of ruptured anterior and posterior cruciate ligaments by means of autologous grafts.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K221389 · printed Nov 5, 2026
Cite this page
510(k) Report. “K221389: FairFix AM Adjustable Button FairFix PSP Adjustable Button.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K221389
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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