510(k) · Cleared
ClearedThreshold Pedicular Fixation System, Palisade Pedicular Fixation System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Spineology, Inc. · NKB Thoracolumbosacral Pedicle Screw System
Cleared on May 26, 2016 as substantially equivalent to K152148 (Spineology, Inc., 2015) and 2 other predicates after a 49-day review. Its family tree reaches back 18 generations to 2004. 6 later devices descend from it.
- Decided
- May 26, 2016
- Review
- 49 days
- Class
- Class II
- Product code
- NKB
- Recalls
- None
- Predicates
- 3
Its longest line of descent runs back 18 generations to K040583 (2004). 191 ancestors in all, the oldest K781443 (1978). 6 later devices descend from it, 4 citing it directly.
- Root · 18 generations backK040583 Modification to: CD Horizon Spinal SystemMedtronic Sofamor Danek · 2004
- 14 generations between
- 3 generations backK140010 Fortress Pedicle Screw SystemSpineology, Inc. · 2014
- 2 generations backK143403 Threshold Pedicular Fixation SystemSpineology, Inc. · 2014
- 1 generation backK153323 Palisade Pedicular Fixation SystemSpineology, Inc. · 2016
- This deviceK160980 Threshold Pedicular Fixation System, Palisade Pedicular Fixation…Spineology, Inc. · 2016
- Descendant · cites it directly · 3 of its ownK161694 Threshold™ Pedicular Fixation SystemSpineology, Inc. · 2016
- Descendant · cites it directly · 2 of its ownK170266 Palisade™ Pedicular Fixation SystemSpineology, Inc. · 2017
- Descendant · 2 generations on · 1 of its ownK171438 Palisade™ Pedicular Fixation SystemSpineology, Inc. · 2017
- Descendant · cites it directly · 1 of its ownK170255 Threshold™ V2 Pedicular Fixation SystemSpineology, Inc. · 2017
- Descendant · cites it directly · 1 of its ownK170251 Threshold™ Pedicular Fixation SystemSpineology, Inc. · 2017
Show all 18 generations
- Root · 18 generations backK040583 Modification to: CD Horizon Spinal SystemMedtronic Sofamor Danek · 2004
- 17 generations backK041118 Modification to CD Horizon Spinal SystemMedtronic Sofamor Danek · 2004
- 16 generations backK042025 Modification to CD Horizon Spinal SystemMedtronic Sofamor Danek, Inc. · 2004 · Recalled
- 15 generations backK043151 Modification to: CD Horizon Spinal SystemMedtronic Sofamor Danek · 2005
- 14 generations backK050809 CD Horizon Spinal SystemMedtronic Sofamor Danek USA, Inc. · 2005
- 13 generations backK052187 Modification to: CD Horizon Spinal SystemMedtronic Sofamor Danek · 2005
- 12 generations backK053101 CD Horizon Spinal SystemMedtronic Sofamor Danek · 2006
- 11 generations backK091442 CD Horizon Spinal SystemMedtronic Sofamor Danek · 2009
- 10 generations backK091974 Modification to CD Horizon Spinal SystemMedtronic Sofamor Danek USA, Inc. · 2009 · Recalled
- 9 generations backK102555 CD Horizon Spinal SystemMedtronic Sofamor Danek USA, Inc. · 2010
- 8 generations backK112473 CD Horizon Spinal SystemMedtronic Sofamor Danek, Inc. · 2011
- 7 generations backK113174 CD Horizon Spinal SystemMedtronic Sofamor Danek USA, Inc. · 2011 · Recalled
- 6 generations backK121680 CD Horizon Spinal SystemMedtronic Sofamor Danek USA, Inc. · 2012
- 5 generations backK131321 CD Horizon Spinal SystemMedtronic Sofamor Danek USA · 2013
- 4 generations backK132471 CD Horizon Spinal SystemMedtronic Sofamor Danek USA, Inc. · 2013
- 3 generations backK140010 Fortress Pedicle Screw SystemSpineology, Inc. · 2014
- 2 generations backK143403 Threshold Pedicular Fixation SystemSpineology, Inc. · 2014
- 1 generation backK153323 Palisade Pedicular Fixation SystemSpineology, Inc. · 2016
- This deviceK160980 Threshold Pedicular Fixation System, Palisade Pedicular Fixation…Spineology, Inc. · 2016
Showing 5 of 6 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 6 · See all- K161694Threshold™ Pedicular Fixation SystemSpineology, Inc. · 2016 · cites it directly3descendants
- K170266Palisade™ Pedicular Fixation SystemSpineology, Inc. · 2017 · cites it directly2descendants
- K171438Palisade™ Pedicular Fixation SystemSpineology, Inc. · 2017 · 2 generations on1descendant
- K170255Threshold™ V2 Pedicular Fixation SystemSpineology, Inc. · 2017 · cites it directly1descendant
- K170251Threshold™ Pedicular Fixation SystemSpineology, Inc. · 2017 · cites it directly1descendant
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −18 | K040583 | Modification to: CD Horizon Spinal System | Medtronic Sofamor Danek | 2004 | — |
| −17 | K041118 | Modification to CD Horizon Spinal System | Medtronic Sofamor Danek | 2004 | — |
| −16 | K042025 | Modification to CD Horizon Spinal System | Medtronic Sofamor Danek, Inc. | 2004 | 4 |
| −15 | K043151 | Modification to: CD Horizon Spinal System | Medtronic Sofamor Danek | 2005 | — |
| −14 | K050809 | CD Horizon Spinal System | Medtronic Sofamor Danek USA, Inc. | 2005 | — |
| −13 | K052187 | Modification to: CD Horizon Spinal System | Medtronic Sofamor Danek | 2005 | — |
| −12 | K053101 | CD Horizon Spinal System | Medtronic Sofamor Danek | 2006 | — |
| −11 | K091442 | CD Horizon Spinal System | Medtronic Sofamor Danek | 2009 | — |
| −10 | K091974 | Modification to CD Horizon Spinal System | Medtronic Sofamor Danek USA, Inc. | 2009 | 1 |
| −9 | K102555 | CD Horizon Spinal System | Medtronic Sofamor Danek USA, Inc. | 2010 | — |
| −8 | K112473 | CD Horizon Spinal System | Medtronic Sofamor Danek, Inc. | 2011 | — |
| −7 | K113174 | CD Horizon Spinal System | Medtronic Sofamor Danek USA, Inc. | 2011 | 1 |
| −6 | K121680 | CD Horizon Spinal System | Medtronic Sofamor Danek USA, Inc. | 2012 | — |
| −5 | K131321 | CD Horizon Spinal System | Medtronic Sofamor Danek USA | 2013 | — |
| −4 | K132471 | CD Horizon Spinal System | Medtronic Sofamor Danek USA, Inc. | 2013 | — |
| −3 | K140010 | Fortress Pedicle Screw System | Spineology, Inc. | 2014 | — |
| −2 | K143403 | Threshold Pedicular Fixation System | Spineology, Inc. | 2014 | — |
| −1 | K153323 | Palisade Pedicular Fixation System | Spineology, Inc. | 2016 | — |
| 0 (this device) | K160980 | Threshold Pedicular Fixation System, Palisade Pedicular Fixation System | Spineology, Inc. | 2016 | — |
| +1 | K161694 | Threshold™ Pedicular Fixation System | Spineology, Inc. | 2016 | — |
| +1 | K170266 | Palisade™ Pedicular Fixation System | Spineology, Inc. | 2017 | — |
| +2 | K171438 | Palisade™ Pedicular Fixation System | Spineology, Inc. | 2017 | — |
| +1 | K170255 | Threshold™ V2 Pedicular Fixation System | Spineology, Inc. | 2017 | — |
| +1 | K170251 | Threshold™ Pedicular Fixation System | Spineology, Inc. | 2017 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1978 | 1 | 0 |
| 1984 | 1 | 0 |
| 1990 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 15 | 0 |
| 2001 | 12 | 0 |
| 2002 | 12 | 0 |
| 2003 | 13 | 0 |
| 2004 | 18 | 0 |
| 2005 | 14 | 0 |
| 2006 | 9 | 0 |
| 2007 | 5 | 0 |
| 2008 | 11 | 0 |
| 2009 | 8 | 0 |
| 2010 | 6 | 0 |
| 2011 | 4 | 0 |
| 2012 | 3 | 0 |
| 2015 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2016 | 1 | 0 |
| 2017 | 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 NKB? 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 NKB device
- #1 K223494 CD Horizon Spinal Systemscore 40.4 · 30 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (3)
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 |
|---|---|---|---|
| * | K152148 | Fortress Pedicular Fixation SystemSummary page 4…, MNH: Class II | NKB: Class III Regulation Number: MNI, MNH: 888.3070(b)(1) | NKB: 888.3070(b)(2) Panel: Orthopedic Predicate Devices Primary: K152148 Fortress Pedicle Screw System Additional: K143403 Threshold Pedicular Fixation System K153323 Palis… | 2015 |
| * | K143403 | Threshold Pedicular Fixation SystemSummary page 4…MNI, MNH: 888.3070(b)(1) | NKB: 888.3070(b)(2) Panel: Orthopedic Predicate Devices Primary: K152148 Fortress Pedicle Screw System Additional: K143403 Threshold Pedicular Fixation System K153323 Palisade Pedicular Fixation System Purpose Obtain 510(k) cle… | 2014 |
| * | K153323 | Palisade Pedicular Fixation SystemSummary page 4…Orthopedic Predicate Devices Primary: K152148 Fortress Pedicle Screw System Additional: K143403 Threshold Pedicular Fixation System K153323 Palisade Pedicular Fixation System Purpose Obtain 510(k) clearance for the addition of hydroxyapatite (HA) coating to Spin… | 2016 |
What descends from it? (6)
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?
- The line of descent spans 12 years and passes through 5 companies; a new generation was cleared every 5 months on median.
- 19 of the 191 ancestors have a recall of any class.
- Of its descendants, K161694 (Spineology, Inc., 2016) has gone furthest, with 3 descendants of its own.
- 2 other devices also cite its predicate K152148.
How does its category compare?
All NKB devicesNKB Thoracolumbosacral Pedicle Screw System: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.
FDA decisions per year · NKB
24in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · NKB
61in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · NKB
1in 2025
Class I (1 since 2007) Class II/III not classified
Adverse event reports per year · NKB
1,171in 2025
MAUDE reports naming product code NKB, 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 | 38 | 87 | 4 | 34 |
| 2008 | 36 | 59 | 5 | 82 |
| 2009 | 44 | 71 | 33 | 171 |
| 2010 | 37 | 111 | 4 | 462 |
| 2011 | 48 | 84 | 3 | 577 |
| 2012 | 60 | 79 | 13 | 1,747 |
| 2013 | 35 | 73 | 0 | 1,962 |
| 2014 | 46 | 90 | 3 (1) | 1,671 |
| 2015 | 55 | 90 | 3 | 1,446 |
| 2016 | 50 | 84 | 1 | 1,585 |
| 2017 | 63 | 69 | 1 | 1,618 |
| 2018 | 56 | 61 | 3 | 1,684 |
| 2019 | 39 | 84 | 1 | 1,915 |
| 2020 | 48 | 68 | 1 | 2,076 |
| 2021 | 32 | 61 | 0 | 1,745 |
| 2022 | 34 | 88 | 5 | 1,339 |
| 2023 | 44 | 72 | 2 | 919 |
| 2024 | 39 | 57 | 3 | 1,614 |
| 2025 | 24 | 61 | 1 | 1,171 |
| 2026 | 30 | 91 | 3 | — |
What is it indicated for?
The Threshold Pedicular Fixation System and Palisade Pedicular Fixation System are intended for posterior, non-cervical fixation as an adjunct to fusion in skeletally mature patients for the following indications: degenerative disc disease (defined as back pain of discogenic origin with degeneration of the disc confirmed by history and radiographic studies), spondylolisthesis; trauma, (i.e., fracture or dislocation); spinal stenosis; curvatures (i.e., scoliosis, kyphosis and/or lordosis); tumor; pseudoarthrosis; and/or failed previous fusion.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K160980 · printed Nov 4, 2026
Cite this page
510(k) Report. “K160980: Threshold Pedicular Fixation System, Palisade Pedicular Fixation System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K160980
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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