# K090024: TGS Unicompartmental Knee Arthroplasty System

- Pathway: 510(k) (Traditional)
- Applicant: Alexandria Research Technologies, LLC
- Decided: May 4, 2009 after 119 days
- Product code: HSX (Prosthesis, Knee, Femorotibial, Non-Constrained, Cemented, Metal/Polymer)
- Device class: 2
- Regulation: 21 CFR 888.3520
- 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 K010810 (2001). 2 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K010810: Depuy Preservation Unicondylar Knee Prosthesis, DePuy Orthopaedics, Inc. (2001) Summary page 1.
- K012591: Advance Unicondylar Knee System, Wrightmedicaltechnologyinc (2001) Summary page 1.

## Most influential descendants
- K101206: TGS Unicompartmental Knee Arthroplasty (TGS Uka) Modular Tibia System (2010), 0 descendants of its own

## Indications for use
The TGS Unicompartmental Knee Arthroplasty System is intended for arthroplasty of either condyle of a knee with the following indications: 1. Non-inflammatory degenerative joint disease including post-traumatic arthritis and osteoarthritis. 2. Failed previous implant. 3. Correctable deformity. 4. All TGS® UKA System implants are intended for cemented use only. Components of this system are designed for single use and to be used as a system.

Source page: https://510kreport.com/device/K090024
Methodology: https://510kreport.com/methodology