510(k) · Cleared
ClearedOrthofix True Lok Hexapod System VI.3
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Orthofix Srl · KTT Appliance, Fixation, Nail/Blade/Plate Combination, Multiple Component
Cleared on Dec 10, 2014 as substantially equivalent to K141078 (Orthofix Srl, 2014) after a 40-day review. Its family tree reaches back 11 generations to 1996. 26 later devices descend from it.
- Decided
- Dec 10, 2014
- Review
- 40 days
- Class
- Class II
- Product code
- KTT
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 11 generations to K962616 (1996). 56 ancestors in all, the oldest K792022 (1979). 26 later devices descend from it, 3 citing it directly.
- Root · 11 generations backK962616 Synthes Dorsal Distal Radius Plate (DDRP) SystemSynthes (Usa) · 1996
- 7 generations between
- 3 generations backK090675 Smith & Nephew, Inc. VLP Foot Plating, Screw System and AccessoriesSmith & Nephew, Inc. · 2009
- 2 generations backK093047 Smith & Nephew Circular Fixation SystemSmith & Nephew, Inc. · 2010 · Recalled
- 1 generation backK141078 Orthofix TL-Hex True Lok Hexalobe System (TL-Hex)Orthofix Srl · 2014
- This deviceK143125 Orthofix True Lok Hexapod System VI.3Orthofix Srl · 2014
- Descendant · cites it directly · 19 of its ownK152171 Orthofix TL-HEX True Lok Hexapod System (TL-HEX) V1.4Orthofix Srl · 2015
- Descendant · 2 generations on · 11 of its ownK170650 Orthofix TrueLok Hexapod System (TL-HEX) V2.0Orthofix Srl · 2017 · Recalled
- Descendant · cites it directly · 5 of its ownK170888 Renovis S141 Lumbar Interbody Fusion SystemRenovis Surgical Technologies · 2017
- Descendant · 2 generations on · 4 of its ownK181655 Renovis S180 Lateral Lumbar Interbody Fusion SystemRenovis Surgical Technologies · 2018
- Descendant · 2 generations on · 4 of its ownK180539 Deformity Analysis and Correction Software (DACS) and InstrumentationArrowhead Medical Device Technologies, LLC · 2018
Show all 11 generations
- Root · 11 generations backK962616 Synthes Dorsal Distal Radius Plate (DDRP) SystemSynthes (Usa) · 1996
- 10 generations backK982732 Synthes (Usa) Distal Radius Plate System (DRPS)Synthes · 1998
- 9 generations backK023007 Distal Radius Fracture Repair SystemHand Innovations, Inc. · 2002
- 8 generations backK030198 Hand Innovations, Inc. Distal Radius Fracture Repair SystemHand Innovations, Inc. · 2003
- 7 generations backK032705 Distal Radius Fracture Repair SystemHand Innovations, Inc. · 2003
- 6 generations backK050932 Distal Volar Radius Anatomical Plate SystemHand Innovations, Inc. · 2005 · Recalled
- 5 generations backK051735 Peri-Loc Locking Bone Plates and Locking Bone Screws for the Upper…Smith & Nephew, Inc. · 2005
- 4 generations backK071563 Peri-Loc Periarticular Locked Plating SystemSmith & Nephew, Inc. · 2007
- 3 generations backK090675 Smith & Nephew, Inc. VLP Foot Plating, Screw System and AccessoriesSmith & Nephew, Inc. · 2009
- 2 generations backK093047 Smith & Nephew Circular Fixation SystemSmith & Nephew, Inc. · 2010 · Recalled
- 1 generation backK141078 Orthofix TL-Hex True Lok Hexalobe System (TL-Hex)Orthofix Srl · 2014
- This deviceK143125 Orthofix True Lok Hexapod System VI.3Orthofix Srl · 2014
Showing 5 of 26 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 26 · See all- K152171Orthofix TL-HEX True Lok Hexapod System (TL-HEX) V1.4Orthofix Srl · 2015 · cites it directly19descendants
- K170650Orthofix TrueLok Hexapod System (TL-HEX) V2.0Orthofix Srl · 2017 · 2 generations on11descendants
- K170888Renovis S141 Lumbar Interbody Fusion SystemRenovis Surgical Technologies · 2017 · cites it directly5descendants
- K181655Renovis S180 Lateral Lumbar Interbody Fusion SystemRenovis Surgical Technologies · 2018 · 2 generations on4descendants
- K180539Deformity Analysis and Correction Software (DACS) and InstrumentationArrowhead Medical Device Technologies, LLC · 2018 · 2 generations on4descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −11 | K962616 | Synthes Dorsal Distal Radius Plate (DDRP) System | Synthes (Usa) | 1996 | — |
| −10 | K982732 | Synthes (Usa) Distal Radius Plate System (DRPS) | Synthes | 1998 | — |
| −9 | K023007 | Distal Radius Fracture Repair System | Hand Innovations, Inc. | 2002 | — |
| −8 | K030198 | Hand Innovations, Inc. Distal Radius Fracture Repair System | Hand Innovations, Inc. | 2003 | — |
| −7 | K032705 | Distal Radius Fracture Repair System | Hand Innovations, Inc. | 2003 | — |
| −6 | K050932 | Distal Volar Radius Anatomical Plate System | Hand Innovations, Inc. | 2005 | 1 |
| −5 | K051735 | Peri-Loc Locking Bone Plates and Locking Bone Screws for the Upper Extremity | Smith & Nephew, Inc. | 2005 | — |
| −4 | K071563 | Peri-Loc Periarticular Locked Plating System | Smith & Nephew, Inc. | 2007 | — |
| −3 | K090675 | Smith & Nephew, Inc. VLP Foot Plating, Screw System and Accessories | Smith & Nephew, Inc. | 2009 | — |
| −2 | K093047 | Smith & Nephew Circular Fixation System | Smith & Nephew, Inc. | 2010 | 1 |
| −1 | K141078 | Orthofix TL-Hex True Lok Hexalobe System (TL-Hex) | Orthofix Srl | 2014 | — |
| 0 (this device) | K143125 | Orthofix True Lok Hexapod System VI.3 | Orthofix Srl | 2014 | — |
| +1 | K152171 | Orthofix TL-HEX True Lok Hexapod System (TL-HEX) V1.4 | Orthofix Srl | 2015 | — |
| +2 | K170650 | Orthofix TrueLok Hexapod System (TL-HEX) V2.0 | Orthofix Srl | 2017 | 1 |
| +1 | K170888 | Renovis S141 Lumbar Interbody Fusion System | Renovis Surgical Technologies | 2017 | — |
| +2 | K181655 | Renovis S180 Lateral Lumbar Interbody Fusion System | Renovis Surgical Technologies | 2018 | — |
| +2 | K180539 | Deformity Analysis and Correction Software (DACS) and Instrumentation | Arrowhead Medical Device Technologies, LLC | 2018 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1979 | 1 | 0 |
| 1983 | 1 | 0 |
| 1987 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 3 | 0 |
| 2005 | 2 | 0 |
| 2006 | 3 | 0 |
| 2008 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2015 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 4 | 0 |
| 2019 | 2 | 0 |
| 2020 | 2 | 0 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 4 | 0 |
| 2026 | 5 | 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 KTT? 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 KTT device
- #1 K242861 TrueLok Elevatescore 21.3 · 14 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 |
|---|---|---|---|
| * | K141078 | Orthofix TL-Hex True Lok Hexalobe System (TL-Hex)Summary page 4…ct Code KTT, OSN Name of Predicate Device 510(k) # Manufacturer Orthofix TL-HEX True Lok Hexapod System (TL-HEX) K141078 Orthofix Srl Description The Subject device is a multilateral external fixation system. The System… | 2014 |
What descends from it? (26)
See all 263 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?
- The line of descent spans 18 years and passes through 5 companies; a new generation was cleared every 1.6 years on median.
- 17 of the 56 ancestors have a recall of any class.
- Of its descendants, K152171 (Orthofix Srl, 2015) has gone furthest, with 19 descendants of its own.
- 4 other devices also cite its predicate K141078.
How does its category compare?
All KTT devicesKTT Appliance, Fixation, Nail/Blade/Plate Combination, Multiple Component: FDA decisions, review times, recalls and adverse event reports over 20 years. 2014, this device’s year, is highlighted.
FDA decisions per year · KTT
10in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KTT
88in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KTT
2in 2021
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KTT
673in 2025
MAUDE reports naming product code KTT, 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 | 9 | 55 | 2 | 45 |
| 2008 | 11 | 73 | 1 | 66 |
| 2009 | 11 | 94 | 2 | 45 |
| 2010 | 12 | 148 | 1 | 121 |
| 2011 | 10 | 157 | 0 | 196 |
| 2012 | 9 | 140 | 4 | 527 |
| 2013 | 7 | 87 | 7 | 898 |
| 2014 | 14 | 129 | 0 | 445 |
| 2015 | 12 | 60 | 0 | 401 |
| 2016 | 10 | 142 | 0 | 400 |
| 2017 | 11 | 184 | 1 | 485 |
| 2018 | 6 | 149 | 14 | 597 |
| 2019 | 8 | 110 | 3 | 800 |
| 2020 | 9 | 200 | 0 | 942 |
| 2021 | 10 | 83 | 2 | 961 |
| 2022 | 3 | 25 | 0 | 627 |
| 2023 | 7 | 29 | 0 | 554 |
| 2024 | 5 | 90 | 0 | 523 |
| 2025 | 10 | 88 | 0 | 673 |
| 2026 | 5 | 68 | 11 | — |
What is it indicated for?
The TL-HEX System is intended for limb lengthening by metaphyseal or epiphyseal distractions, fixation of open and closed fractures, treatment of non-union or pseudoarthrosis of long bones and correction of bony or soft tissue defects or deformities. Within this range, indications include: * Post-traumatic joint contracture which has resulted in loss of range of motion * Fractures and disease which generally may result in joint contractures or loss of…
Read the full statement (119 words)
The TL-HEX System is intended for limb lengthening by metaphyseal or epiphyseal distractions, fixation of open and closed fractures, treatment of non-union or pseudoarthrosis of long bones and correction of bony or soft tissue defects or deformities. Within this range, indications include:
* Post-traumatic joint contracture which has resulted in loss of range of motion
* Fractures and disease which generally may result in joint contractures or loss of range of motion and fractures requiring distraction
* Open and closed fracture fixation
* Pseudoarthrosis of long bones
* Limb lengthening by epiphyseal or metaphyseal distraction
* Correction of bony or soft tissue deformities
* Correction of bony or soft tissue defects
* Joint arthrodesis
* Infected fractures or non-unions
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K143125 · printed Nov 6, 2026
Cite this page
510(k) Report. “K143125: Orthofix True Lok Hexapod System VI.3.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K143125
Report an extraction error
Are you the manufacturer?
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