# K102907: Simmetry Sacroiliac Joint Fusion System

- Pathway: 510(k) (Traditional)
- Applicant: Zyga Technology, Inc.
- Decided: Dec 14, 2010 after 74 days
- Product code: OUR (Sacroiliac Joint Fixation)
- Device class: 2
- Regulation: 21 CFR 888.3040
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K903810 (1990). 6 ancestors in all.
245 later devices descend from it; 3 cite it directly.
1 of 252 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K021932: Synthes 6.5 MM Cannulated Screw, Synthes (Usa) (2002) Summary page 1.
- K051296: Sijf Cannulated Screw System, Depuy Spine, Inc. (2005) Summary page 2.
- K092375: Modification to SI Joint Fusion System, SI-BONE, Inc. (2009) Summary page 1.

## Most influential descendants
- K110512: Simmetry Sacroiliac Joint Fusion System (2011), 241 descendants of its own
- K111801: Simmetry (TM) Sacroiliac Joint Fusion System (2011), 240 descendants of its own
- K112028: SI-Lok Sacroiliac Joint Fixation System (2011), 238 descendants of its own
- K110472: SI-Fix Sacroiliac Joint Fusion System (2012), 92 descendants of its own
- K130092: Simmetry Sacroiliac Joint Fusion System (2013), 85 descendants of its own

## Indications for use
The SImmetry™ Sacroiliac Joint Fusion System is intended for fixation of large bones, including bones of the pelvis, for conditions including degenerative sacroiliitis and sacroiliac joint disruptions.

Source page: https://510kreport.com/device/K102907
Methodology: https://510kreport.com/methodology