# K841189: Oec/Rezaian Spinal Fixator

- Pathway: 510(k) (Traditional)
- Applicant: Orthopedic Equipment Co., Inc.
- Decided: May 16, 1984 after 57 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
No predicates in its family tree.
2,425 later devices descend from it; 9 cite it directly.
2 of 2,426 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K021791: Verte-Stack Spinal System (2002), 2,047 descendants of its own
- K990148: Stackable Cage System (1999), 1,867 descendants of its own
- K003043: Surgical Titanium Mesh System (2001), 1,819 descendants of its own
- K022793: Tetris Spinal Implant (2003), 1,705 descendants of its own
- K031757: Peek Tetris Spinal Implant (2003), 1,702 descendants of its own

Source page: https://510kreport.com/device/K841189
Methodology: https://510kreport.com/methodology