Prosthesis, Knee, Femorotibial, Unicompartmental/Unicondylar, Uncemented, Porous-Coated, Metal/Polymer
The Unicompartmental/Unicondylar Knee Femorotibial Prosthesis (Uncemented, Porous-Coated, Metal/Polymer) is an orthopedic implant intended to replace part of a knee joint in order to relieve pain and restore knee function for indications including unicompartmental osteoarthritis, inflammatory arthritis, traumatic arthritis, varus/valgus/flexion deformities, and revision surgery. It is classified as FDA Class 2 (Special Controls), requiring 510(k) clearance, under product code NJD and regulation 21 CFR 888.3535 in the Orthopedic specialty. The device is flagged as an implant but is not life-sustaining.
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Basic Information
- Product Code
- NJD
- Device Class
- FDA class 2
- Regulation Number
- 888.3535
- Medical Specialty
- Orthopedic
- Review Panel
- OR
- Submission Type
- 1
Device Characteristics
Definition
Intended to replace part of a knee joint in order to relieve pain and restore knee function, for indications such as uni-compartmental osteoarthritis; inflammatory arthritis; traumatic arthritis; varus, valgus or flexion deformities; and revision surgery.
510(k) Clearance History
Related 510(k) Clearances
This FDA classification is associated with 5 510(k) clearances via K numbers.
| K Number | Device Name | Decision Date | Decision | Applicant |
|---|---|---|---|---|
| K251975 | Achieve Partial Knee System - Porous Coated CoCrMo Femoral Component | Sep 02, 2025 | Substantially Equivalent | Ignite Orthomotion |
| K242307 | ACHIEVE Partial Knee System | Dec 16, 2024 | Substantially Equivalent | Ignite Orthomotion |
| K222653 | JOURNEY II UK and ENGAGE Cementless Partial Knee System | Oct 28, 2022 | Substantially Equivalent | Smith+Nephew, Inc. |
| K190439 | Engage Partial Knee System | Nov 21, 2019 | Substantially Equivalent | Engage Uni, LLC |
| K133811 | RESTORIS POROUS PARTIAL KNEE SYSTEM | Jul 08, 2014 | Substantially Equivalent | Mako Surgical Corp. |
FEI Numbers
This FDA classification entry is associated with 19 FEI numbers. Click on an entry to view related FDA registrations.
Registration Numbers
This FDA classification entry is associated with 19 registration numbers. Click on an entry to view related FDA registrations.