# K070981: Search Evolution (LC) Total Knee System (Plasmapore)

- Pathway: 510(k) (Traditional)
- Applicant: Aesculap Implant Systems, Inc.
- Decided: Aug 21, 2007 after 137 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: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 6 generations back to K941847 (1994). 63 ancestors in all.
79 later devices descend from it; 1 cites it directly.
0 of 142 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K032108: Search Evolution (LC) Total Knee System (Porous Coated), Aesculap, Inc. (2004) Summary page 1.
- K040191: Bicontact Hip Stem and Femoral Head, Aesculap (2004) Summary page 1.
- K042344: Excia Total Hip System, Aesculap, Inc. (2005) Summary page 1.
- K021313: Search Evolution Total Knee System, Aesculap, Inc. (2002) Summary page 1.

## Most influential descendants
- K081023: Evolis Total Knee System (2008), 78 descendants of its own
- K090988: GMK Total Knee System (2009), 52 descendants of its own
- K102437: GMK Revision Knee System (2010), 34 descendants of its own
- K103170: GMK Revision Knee SC Liners (2011), 28 descendants of its own
- K113571: GMK Resufacing Patella Size 4 (2012), 23 descendants of its own

## Indications for use
The Search Evolution (LC) Total Knee System is intended to replace a knee joint in order to relieve pain and restore knee function, for indications such as, osteoarthritis, inflammatory arthritis, traumatic arthritis, varus, valgus or flexion deformities and revision surgery. The Search Evolution non-porous titanium plasma spray coated femoral components are designed for use with bone cement.

Source page: https://510kreport.com/device/K070981
Methodology: https://510kreport.com/methodology