510(k) · Cleared
ClearedParalock Plating System / Tuffnek Screw
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Paragon 28 · HRS Plate, Fixation, Bone
Cleared on Apr 17, 2014 as substantially equivalent to K011118 (Osteomedics, 2001) and 18 other predicates after a 58-day review. Its family tree reaches back 12 generations to 1996. 31 later devices descend from it.
- Decided
- Apr 17, 2014
- Review
- 58 days
- Class
- Class II
- Product code
- HRS
- Recalls
- None
- Predicates
- 19
Its longest line of descent runs back 12 generations to K954385 (1996). 182 ancestors in all, the oldest K792022 (1979). 31 later devices descend from it, 7 citing it directly.
- Root · 12 generations backK954385 Synthes Mandibular Modular Fixation SystemSynthes (Usa) · 1996
- 8 generations between
- 3 generations backK111041 Mini Variable SystemOrthohelix Surgical Designs, Inc. · 2011
- 2 generations backK120157 Mini Maxlock Extreme Plating SystemOrthohelix Surgical Designs, Inc. · 2012
- 1 generation backK121437 Mini Maxlock Extreme Plating SystemOrthohelix Surgical Designs, Inc. · 2012
- This deviceK140397 Paralock Plating System / Tuffnek ScrewParagon 28 · 2014
- Descendant · cites it directly · 9 of its ownK170693 Phantom Small Bone Intramedullary Nail SystemParagon 28, Inc. · 2017
- Descendant · 2 generations on · 8 of its ownK182307 Small Bone Phantom® Intramedullary Nail System; TTC Phantom®…Paragon 28, Inc. · 2019
- Descendant · cites it directly · 8 of its ownK170214 Additive Orthopaedics Locking Lattice PlateAdditive Orthopaedics, LLC · 2017
- Descendant · 3 generations on · 6 of its ownK192163 TTC Phantom® Intramedullary Nail SystemParagon 28, Inc. · 2020
- Descendant · 3 generations on · 6 of its ownK191782 TTC Phantom Intramedullary Nail SystemParagon 28, Inc. · 2019
Show all 12 generations
- Root · 12 generations backK954385 Synthes Mandibular Modular Fixation SystemSynthes (Usa) · 1996
- 11 generations backK974555 Synthes 2.0 MM Locking Plate System (2.0 LPS)Synthes (Usa) · 1998
- 10 generations backK030448 Osteomed 2.0 Locking Plates and ScrewsOsteomed LP · 2003
- 9 generations backK032442 KLS-Martin Mandibular/Reconstruction System IIKLS-Martin L.P. · 2003
- 8 generations backK040598 KLS Martin Hand Plating SystemKLS-Martin L.P. · 2004
- 7 generations backK050868 MaxlockOrthohelix Surgical Designs, Inc. · 2005
- 6 generations backK073624 Modular Foot SystemOrthohelix Surgical Designs, Inc. · 2008 · Recalled
- 5 generations backK100618 Maxlock Extreme Extremity Plating System with Variable Angle…Orthohelix Surgical Designs, Inc. · 2010
- 4 generations backK102156 Maxlock Extreme Extremity Plating System Distal Radius Plates and…Orthohelix Surgical Designs, Inc. · 2010 · Recalled
- 3 generations backK111041 Mini Variable SystemOrthohelix Surgical Designs, Inc. · 2011
- 2 generations backK120157 Mini Maxlock Extreme Plating SystemOrthohelix Surgical Designs, Inc. · 2012
- 1 generation backK121437 Mini Maxlock Extreme Plating SystemOrthohelix Surgical Designs, Inc. · 2012
- This deviceK140397 Paralock Plating System / Tuffnek ScrewParagon 28 · 2014
Showing 5 of 31 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 31 · See all- K170693Phantom Small Bone Intramedullary Nail SystemParagon 28, Inc. · 2017 · cites it directly9descendants
- K182307Small Bone Phantom® Intramedullary Nail System; TTC Phantom® Intramedullary Nail SystemParagon 28, Inc. · 2019 · 2 generations on8descendants
- K170214Additive Orthopaedics Locking Lattice PlateAdditive Orthopaedics, LLC · 2017 · cites it directly8descendants
- K192163TTC Phantom® Intramedullary Nail SystemParagon 28, Inc. · 2020 · 3 generations on6descendants
- K191782TTC Phantom Intramedullary Nail SystemParagon 28, Inc. · 2019 · 3 generations on6descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −12 | K954385 | Synthes Mandibular Modular Fixation System | Synthes (Usa) | 1996 | — |
| −11 | K974555 | Synthes 2.0 MM Locking Plate System (2.0 LPS) | Synthes (Usa) | 1998 | — |
| −10 | K030448 | Osteomed 2.0 Locking Plates and Screws | Osteomed LP | 2003 | — |
| −9 | K032442 | KLS-Martin Mandibular/Reconstruction System II | KLS-Martin L.P. | 2003 | — |
| −8 | K040598 | KLS Martin Hand Plating System | KLS-Martin L.P. | 2004 | — |
| −7 | K050868 | Maxlock | Orthohelix Surgical Designs, Inc. | 2005 | — |
| −6 | K073624 | Modular Foot System | Orthohelix Surgical Designs, Inc. | 2008 | 1 |
| −5 | K100618 | Maxlock Extreme Extremity Plating System with Variable Angle Technology | Orthohelix Surgical Designs, Inc. | 2010 | — |
| −4 | K102156 | Maxlock Extreme Extremity Plating System Distal Radius Plates and Screws | Orthohelix Surgical Designs, Inc. | 2010 | 1 |
| −3 | K111041 | Mini Variable System | Orthohelix Surgical Designs, Inc. | 2011 | — |
| −2 | K120157 | Mini Maxlock Extreme Plating System | Orthohelix Surgical Designs, Inc. | 2012 | — |
| −1 | K121437 | Mini Maxlock Extreme Plating System | Orthohelix Surgical Designs, Inc. | 2012 | — |
| 0 (this device) | K140397 | Paralock Plating System / Tuffnek Screw | Paragon 28 | 2014 | — |
| +1 | K170693 | Phantom Small Bone Intramedullary Nail System | Paragon 28, Inc. | 2017 | — |
| +2 | K182307 | Small Bone Phantom® Intramedullary Nail System; TTC Phantom® Intramedullary… | Paragon 28, Inc. | 2019 | — |
| +1 | K170214 | Additive Orthopaedics Locking Lattice Plate | Additive Orthopaedics, LLC | 2017 | — |
| +3 | K192163 | TTC Phantom® Intramedullary Nail System | Paragon 28, Inc. | 2020 | — |
| +3 | K191782 | TTC Phantom Intramedullary Nail System | Paragon 28, Inc. | 2019 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1979 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 13 | 0 |
| 2001 | 16 | 0 |
| 2002 | 17 | 0 |
| 2003 | 6 | 0 |
| 2004 | 7 | 0 |
| 2005 | 15 | 0 |
| 2006 | 14 | 0 |
| 2007 | 5 | 0 |
| 2008 | 7 | 0 |
| 2009 | 10 | 0 |
| 2010 | 9 | 0 |
| 2011 | 5 | 0 |
| 2012 | 4 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2017 | 5 | 0 |
| 2018 | 2 | 0 |
| 2019 | 4 | 0 |
| 2020 | 5 | 0 |
| 2021 | 4 | 0 |
| 2022 | 1 | 0 |
| 2023 | 4 | 0 |
| 2024 | 3 | 0 |
| 2025 | 1 | 0 |
| 2026 | 2 | 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 HRS? 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 HRS device
- #1 K222465 Tyber Medical Anatomical Plating Systemscore 27.5 · 16 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (19)
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 |
|---|---|---|---|
| * | K011118 | Normed Extremity Titanium Hand and Small Fragment SystemSummary page 1…Normed Titanium Calcaneus Plating with Locking Screw System and the Normed Titanium Osteotomy Plating System (Osteomedics Inc - K01 1118, K022324 and K022325, respectively) . The Wright Medical ORTHOLOC Tm 3… | 2001 |
| * | K022324 | Normed Titanium Calcaneus Plating with Locking Screw SystemSummary page 1…ing with Locking Screw System and the Normed Titanium Osteotomy Plating System (Osteomedics Inc - K01 1118, K022324 and K022325, respectively) . The Wright Medical ORTHOLOC Tm 3Di Hallux System, The Wright Medical… | 2002 |
| * | K022325 | Normed Titanium Osteotomy Plating SystemSummary page 1…king Screw System and the Normed Titanium Osteotomy Plating System (Osteomedics Inc - K01 1118, K022324 and K022325, respectively) . The Wright Medical ORTHOLOC Tm 3Di Hallux System, The Wright Medical… | 2002 |
| * | K120359 | Ortholoc 3DI Hallux SystemSummary page 1…ng System and The Wright Medical ORTHOLOC Tm 30i MidfootlFlatfoot System (Wright Medical Technology, Inc. - K120359, K121425 and K121651, respectively) , CHARLOTTE T M Snap-Off Screw (Wright Medical Technology, Inc.… | 2012 |
| * | K121425 | Ortholoc 3DI Ankle Fusion Plating SystemSummary page 1…and The Wright Medical ORTHOLOC Tm 30i MidfootlFlatfoot System (Wright Medical Technology, Inc. - K120359, K121425 and K121651, respectively) , CHARLOTTE T M Snap-Off Screw (Wright Medical Technology, Inc.… | 2012 |
| * | K121651 | Ortholoc 3DI Midfoot/Flatfoot SystemSummary page 1…ght Medical ORTHOLOC Tm 30i MidfootlFlatfoot System (Wright Medical Technology, Inc. - K120359, K121425 and K121651, respectively) , CHARLOTTE T M Snap-Off Screw (Wright Medical Technology, Inc.… | 2012 |
| * | K043583 | Charlotte Snap-Off Screw, Models 45110001, 45110002, 45110003Summary page 1…- K120359, K121425 and K121651, respectively) , CHARLOTTE T M Snap-Off Screw (Wright Medical Technology, Inc. K043583, K050819) * M3-X Extremity Fixation (OsteoMed Corp., K92401 8) * The Arth… | 2005 |
| * | K050819 | Charlotte Snap-Off ScrewSummary page 1…9, K121425 and K121651, respectively) , CHARLOTTE T M Snap-Off Screw (Wright Medical Technology, Inc. K043583, K050819) * M3-X Extremity Fixation (OsteoMed Corp., K92401 8) * The Arthrex Titan… | 2005 |
| * | K924018 | M3 Lag Screw Fixation SystemSummary page 1…M Snap-Off Screw (Wright Medical Technology, Inc. K043583, K050819) * M3-X Extremity Fixation (OsteoMed Corp., K92401 8) * The Arthrex Titanium Opening Wedge Osteotomy System, the Arthrex Sm… | 1993 |
| * | K032187 | Anthrex Titanium Opening Wedge Osteotomy SystemSummary page 1…Screw System, the Arthrex Low Profile Screws and The Arthrex Distal Extremity Plate System (Arthrex, Inc. - K0321 87, K040907, K052614. K103705 and K1 11253, respectively)… | 2003 |
| * | K040907 | Arthrex Small Fragment Plates and ScrewsSummary page 1…em, the Arthrex Low Profile Screws and The Arthrex Distal Extremity Plate System (Arthrex, Inc. - K0321 87, K040907, K052614. K103705 and K1 11253, respectively)… | 2004 |
| * | K052614 | Low Profile Plate and Screw SystemSummary page 1…the Arthrex Low Profile Screws and The Arthrex Distal Extremity Plate System (Arthrex, Inc. - K0321 87, K040907, K052614. K103705 and K1 11253, respectively)… | 2005 |
| * | K103705 | Low Profile ScrewsSummary page 1…the Arthrex Low Profile Screws and The Arthrex Distal Extremity Plate System (Arthrex, Inc. - K0321 87, K040907, K052614. K103705 and K1 11253, respectively)… | 2011 |
| * | K111253 | Arthrex Distal Extremity Plate SystemSummary page 1…rews and The Arthrex Distal Extremity Plate System (Arthrex, Inc. - K0321 87, K040907, K052614. K103705 and K1 11253, respectively) K140397 page 2 of 2… | 2011 |
| * | K063875 | Stryker Foot Plating SystemSummary page 2…2 === K140397 page 2 of 2 * The StrykerO Foot Plating System (Howmedica Osteonics - K063875) * The Mini Maxt-ock Extreme® Plating System (OrthoHelix Surgical Designs Inc. - K10196… | 2007 |
| * | K101962 | Mini Maxlock Extreme Plating SystemSummary page 2…Plating System (Howmedica Osteonics - K063875) * The Mini Maxt-ock Extreme® Plating System (OrthoHelix Surgical Designs Inc. - K101962, K120157 & K121437) * OsteoMed Foot Plating System ("FPS" OsteoMed LP - K091614) Performance Data: Mechanic… | 2010 |
| * | K120157 | Mini Maxlock Extreme Plating SystemSummary page 2…System (Howmedica Osteonics - K063875) * The Mini Maxt-ock Extreme® Plating System (OrthoHelix Surgical Designs Inc. - K101962, K120157 & K121437) * OsteoMed Foot Plating System ("FPS" OsteoMed LP - K091614) Performance Data: Mechanical testin… | 2012 |
| * | K121437 | Mini Maxlock Extreme Plating SystemSummary page 2…wmedica Osteonics - K063875) * The Mini Maxt-ock Extreme® Plating System (OrthoHelix Surgical Designs Inc. - K101962, K120157 & K121437) * OsteoMed Foot Plating System ("FPS" OsteoMed LP - K091614) Performance Data: Mechanical testing of the w… | 2012 |
| * | K091614 | Osteomed Foot Plating SystemSummary page 2…ting System (OrthoHelix Surgical Designs Inc. - K101962, K120157 & K121437) * OsteoMed Foot Plating System ("FPS" OsteoMed LP - K091614) Performance Data: Mechanical testing of the worst case ParaL-ock Plates included static and dynamic bendin… | 2009 |
What descends from it? (31)
See all 317 later devices cite it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K170693 | Phantom Small Bone Intramedullary Nail System | 2017 | 9 |
| K170214 | Additive Orthopaedics Locking Lattice Plate | 2017 | 8 |
| K172886 | Breakaway Screw System | 2017 | 4 |
| K172260 | Omni Foot Plating System | 2017 | 4 |
| K182148 | SILVERBACK Gorilla Plating System | 2018 | 3 |
| K222665 | Medline UNITE® Ankle Fusion Plating System | 2023 | 0 |
| K172973 | Life Spine Foot and Ankle Plating System | 2017 | 0 |
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 18 years and passes through 5 companies; a new generation was cleared every 1.0 years on median.
- 43 of the 182 ancestors have a recall of any class.
- Of its descendants, K170693 (Paragon 28, Inc., 2017) has gone furthest, with 9 descendants of its own.
- 1 other device also cites its predicate K011118.
How does its category compare?
All HRS devicesHRS Plate, Fixation, Bone: FDA decisions, review times, recalls and adverse event reports over 20 years. 2014, this device’s year, is highlighted.
FDA decisions per year · HRS
54in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · HRS
90in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · HRS
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · HRS
2,306in 2025
MAUDE reports naming product code HRS, 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 | 35 | 63 | 2 | 339 |
| 2008 | 35 | 87 | 11 | 311 |
| 2009 | 47 | 85 | 3 | 435 |
| 2010 | 49 | 100 | 16 | 491 |
| 2011 | 43 | 88 | 5 | 773 |
| 2012 | 59 | 106 | 4 | 1,663 |
| 2013 | 56 | 89 | 11 | 2,643 |
| 2014 | 76 | 57 | 0 | 2,413 |
| 2015 | 56 | 97 | 7 | 3,095 |
| 2016 | 44 | 109 | 5 | 2,276 |
| 2017 | 57 | 122 | 3 | 2,220 |
| 2018 | 40 | 116 | 2 | 2,663 |
| 2019 | 46 | 89 | 25 | 3,359 |
| 2020 | 48 | 88 | 1 | 2,790 |
| 2021 | 40 | 87 | 9 | 2,442 |
| 2022 | 47 | 144 | 3 | 1,700 |
| 2023 | 40 | 120 | 1 | 2,049 |
| 2024 | 54 | 96 | 0 | 1,849 |
| 2025 | 54 | 90 | 1 | 2,306 |
| 2026 | 51 | 82 | 3 | — |
What is it indicated for?
The ParaLock Bone Plates and TUFFNEK Bone Screws of the ParaLock Plating System are indicated for use In stabilization and fixation of fractures or osteotomies: intra and extra articular fractures, joint depression, and multi-fragmentary fractures; revision procedures, joint fusion and reconstruction of small bones of the toes, feet and ankles Including the distal tibia, talus, and calcaneus. The system can be used In both adult and pediatric patients.…
Read the full statement (103 words)
The ParaLock Bone Plates and TUFFNEK Bone Screws of the ParaLock Plating System are indicated for use In stabilization and fixation of fractures or osteotomies: intra and extra articular fractures, joint depression, and multi-fragmentary fractures; revision procedures, joint fusion and reconstruction of small bones of the toes, feet and ankles Including the distal tibia, talus, and calcaneus. The system can be used In both adult and pediatric patients.
In addition, the TUFFNEK non-locking, titanium alloy (Ti6AI4V ELI) screws and washers are indicated for use in bone reconstruction, osteotomy, arthrodesis, joint fusion, fracture repair and fracture fixation, appropriate for the size of the device.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K140397 · printed Nov 6, 2026
Cite this page
510(k) Report. “K140397: Paralock Plating System / Tuffnek Screw.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K140397
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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