# K220843: OAKTREE Anterior Lumbar Plate and Screw System

- Pathway: 510(k) (Traditional)
- Applicant: Oak Tree Engineering, LLC
- Decided: Dec 7, 2022 after 259 days
- Product code: KWQ (Appliance, Fixation, Spinal Intervertebral Body)
- Device class: 2
- Regulation: 21 CFR 888.3060
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 10 generations back to K990745 (1999). 66 ancestors in all.
No later device cites it as a predicate yet.
0 of 67 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K211932: Fixxsure Anterior Lumbar Plate and Screw System, Oak Tree Engineering, LLC (2021) Summary page 4.
- K192481: AccelFix Lumbar Plate System, L&K BIOMED Co., Ltd. (2020) Summary page 4.

## Indications for use
The OAKTREE Anterior Lumbar Plate and Screw System is indicated for use via the anterior, lateral or anterolateral surgical approach above the bifurcation of the great vessels or via the anterior surgical approach, below the bifurcation of the great vessels as an adjunct to fusion. This system is indicated in the treatment of lumbar and lumbosacral (L1-S1) spine instability as a result of fracture (including dislocation and subluxation), tumor, degenerative disc disease (defined as back pain of discogenic origin with degeneration of the disc conformed by patient history and radiographic studies), pseudoarthrosis, spondylolysis, scoliosis, spondylolisthesis, lordotic deformities of the spine, spinal stenosis, or a failed previous spine surgery.

Source page: https://510kreport.com/device/K220843
Methodology: https://510kreport.com/methodology