# K153323: Palisade Pedicular Fixation System

- Pathway: 510(k) (Traditional)
- Applicant: Spineology, Inc.
- Decided: Feb 23, 2016 after 97 days
- Product code: NKB (Thoracolumbosacral Pedicle Screw System)
- Device class: 2
- Regulation: 21 CFR 888.3070
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 17 generations back to K040583 (2004). 163 ancestors in all.
7 later devices descend from it; 2 cite it directly.
0 of 171 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K143403: Threshold Pedicular Fixation System, Spineology, Inc. (2014) Summary page 4.
- K140010: Fortress Pedicle Screw System, Spineology, Inc. (2014) Summary page 4.
- K122901: Firebird Spinal Fixation System, Phoenix Mis Spinal Fixation System, Orthofix (2012) Summary page 4.

## Most influential descendants
- K160980: Threshold Pedicular Fixation System, Palisade Pedicular Fixation System (2016), 6 descendants of its own
- K161694: Threshold™ Pedicular Fixation System (2016), 3 descendants of its own
- K170266: Palisade™ Pedicular Fixation System (2017), 2 descendants of its own
- K171438: Palisade™ Pedicular Fixation System (2017), 1 descendant of its own
- K170255: Threshold™ V2 Pedicular Fixation System (2017), 1 descendant of its own

## Indications for use
The Palisade Pedicular Fixation System is 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.

Source page: https://510kreport.com/device/K153323
Methodology: https://510kreport.com/methodology