# K080199: Symmetric Total Knee System

- Pathway: 510(k) (Traditional)
- Applicant: Signal Medical Corporation
- Decided: Jul 3, 2008 after 160 days
- Product code: JWH (Prosthesis, Knee, Patellofemorotibial, Semi-Constrained, Cemented, Polymer/Metal/Polymer)
- Device class: 2
- Regulation: 21 CFR 888.3560
- Recalls of this device: 1 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K933958 (1995). 2 ancestors in all.
2 later devices descend from it; 2 cite it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K051510: Signal Medical Corporation Beacon Knee System, Signal Medical Corp. (2006) Summary page 1.
- K933958: Richards Total Knee System, Smith & Nephew Richards, Inc. (1995) Summary page 1.

## Most influential descendants
- K242412: Agility Symmetric™ Total Knee System (2024), 0 descendants of its own
- K203779: Symmetric Total Knee System (2021), 0 descendants of its own

## Recalls of this device
- Sep 30, 2014 · Class II · Z-0111-2015: Packaging of a device was compromised

## Indications for use
The Symmetric™ Total Knee System consist of single use components intended for total knee arthroplasty with the following indications. Osteoarthritis (for cemented use only) Rheumatoid Arthritis (for cemented use only) Traumatic Arthritis (for cemented use only) Where the use of a more conservative procedure has failed or is unacceptable.

Source page: https://510kreport.com/device/K080199
Methodology: https://510kreport.com/methodology