# K182125: EVOLUTION Stemmed CS Femur

- Pathway: 510(k) (Traditional)
- Applicant: Microport Orthopedics, Inc.
- Decided: Dec 6, 2018 after 122 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: 2 generations back to K932677 (1994). 2 ancestors in all.
3 later devices descend from it; 2 cite it directly.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K142550: EVOLUTION MP Revision Femur, EVOLUTION Femoral Augments, Microport Orthopedics, Inc. (2014) Summary page 4.

## Most influential descendants
- K243574: Evolution® Total Knee Systems - Kinematic Alignment Instrumentation and Technique (2025), 1 descendant of its own
- K253728: EVOLUTION® AM BIOFOAM® Tibial System (2026), 0 descendants of its own
- K213817: MPO Knee Instruments; MPO PROPHECY Knee Instruments (2022), 0 descendants of its own

## Indications for use
MicroPort Total Knee Systems are indicated for use in knee arthroplasty in skeletally mature patients with the following conditions: 1) noninflammatory degenerative joint disease including osteoarthritis, traumatic arthritis, or avascular necrosis; 2) inflammatory degenerative joint disease including rheumatoid arthritis; 3) correction of functional deformity; 4) revision procedures where other treatments or devices have failed; and treatment of fractures that are unmanageable using other techniques. Non-porous MicroPort total knee replacement implants are for cemented use only.

Source page: https://510kreport.com/device/K182125
Methodology: https://510kreport.com/methodology