# K091122: Diana Fusion Cage

- Pathway: 510(k) (Traditional)
- Applicant: Signus Medical
- Decided: Sep 18, 2009 after 154 days
- Product code: MAX (Intervertebral Fusion Device With Bone Graft, Lumbar)
- Device class: 2
- Regulation: 21 CFR 888.3080
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to P950002 (1996). 4 ancestors in all.
No later device cites it as a predicate yet.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- P950002: Bak Interbody Fusion System, Zimmer Spine, Inc. (1996) Summary page 1.
- P970015: Inter Fix Threaded Fusion Device, Sofamor Danek (1999) Summary page 1.
- P950019: Ray Threaded Fusion Cage (TFC)(TM) with Instrumentation, Stryker Spine (1996) Summary page 1.
- P960025: Brantigen I/F Cage (R) Used with VSP (R) Spine Plates and Pedicle Screws, Depuy Spine, Inc. (1999) Summary page 1.

## Indications for use
The DIANATM Fusion Cage is intended for interbody fusion procedures and is indicated for use in skeletally mature patients with Degenerative Disc Disease (DDD) at one or two contiguous levels from L2-S1. DDD is defined as discogenic back pain with degeneration of the disc confirmed by patient history and radiographic studies. Patients should have received 6 months of non-operative treatment prior to treatment with the devices. The device is intended to be used with supplemental fixation. These DDD patients may also have up to Grade I spondylolisthesis or retrolisthesis at the involved level(s). It is indicated to be used with autograft bone.

Source page: https://510kreport.com/device/K091122
Methodology: https://510kreport.com/methodology