# K220486: Kentrospine PSS Pedicle Screw System

- Pathway: 510(k) (Traditional)
- Applicant: Rivarp Medical Private Limited
- Decided: Jul 22, 2022 after 150 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: 8 generations back to K040583 (2004). 41 ancestors in all.
No later device cites it as a predicate yet.
0 of 42 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K091442: CD Horizon Spinal System, Medtronic Sofamor Danek (2009) Summary page 5.

## Indications for use
The Kentrospine PSS Pedicle Screw System is intended for posterior, non-cervical fixation as an adjunct to fusion for skeletally mature patients for rigid fixation and stability with 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; pseudarthritis; and/or failed previous fusion.

Source page: https://510kreport.com/device/K220486
Methodology: https://510kreport.com/methodology