# K141549: SImmetry Sacroiliac Joint Fusion System

- Pathway: 510(k) (Traditional)
- Applicant: Zyga Technology, Inc.
- Decided: Jan 15, 2015 after 218 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: 6 generations back to K903810 (1990). 14 ancestors in all.
63 later devices descend from it; 7 cite it directly.
0 of 78 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K130092: Simmetry Sacroiliac Joint Fusion System, Zyga Technology, Inc. (2013) Summary page 4.
- K112028: SI-Lok Sacroiliac Joint Fixation System, Globus Medical, Inc. (2011) Summary page 4.
- K102903: Pioneer Cannulated Screw System, Pioneer Surgical Technology, Inc. (2010) Summary page 4.
- K021932: Synthes 6.5 MM Cannulated Screw, Synthes (Usa) (2002) Summary page 4.

## Most influential descendants
- K151818: SImmetry Sacroiliac Joint Fusion System (2015), 42 descendants of its own
- K183342: SambaScrew 3D SI Fusion System (2019), 31 descendants of its own
- K200696: FIREBIRD SI Fusion System (2020), 29 descendants of its own
- K201664: FIREBIRD SI Fusion System (2020), 26 descendants of its own
- K203138: FIREBIRD SI Fusion System (2020), 25 descendants of its own

## Indications for use
The SImmetry® Sacroiliac Joint Fusion System is intended for sacroiliac joint fusion for conditions including sacroiliac joint disruptions and degenerative sacroiliitis.

Source page: https://510kreport.com/device/K141549
Methodology: https://510kreport.com/methodology