Cleared Traditional

K243574 - Evolution® Total Knee Systems - Kinematic Alignment Instrumentation and Technique

K243574 is an FDA 510(k) clearance for Evolution Total Knee Systems - Kinemati..., manufactured by Microport Orthopedics, Inc.. The device is a Class 2 Orthopedic device with product code JWH cleared through the Traditional 510(k) pathway after a 91-day FDA review.

K243574 · Microport Orthopedics, Inc. · Orthopedic device
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Feb 2025
Decision
91d
Days
Class 2
Risk

K243574 is an FDA 510(k) clearance for the Evolution® Total Knee Systems - Kinematic Alignment Instrumentation and Techn.... Classified as Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer (product code JWH), Class II - Special Controls.

Submitted by Microport Orthopedics, Inc. (Arlington, US). The FDA issued a Cleared decision on February 18, 2025 after a review of 91 days - within the typical 510(k) review window.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3560 - the FDA orthopedic device regulatory framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Orthopedic review framework, consistent with the majority of Class II 510(k) submissions.

View all Microport Orthopedics, Inc. devices

FDA 510(k) Submission Details - K243574

510(k) Number K243574 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 19, 2024
Decision Date February 18, 2025
Days to Decision 91 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
31d faster than avg
Panel avg: 122d · This submission: 91d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

JWH Device Classification - Class 2, Special Controls

Product Code JWH Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3560
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Orthopedic devices follow this clearance model.

Regulatory Peers - JWH Prosthesis, Knee, Patellofemorotibial, Semi-constrained, Cemented, Polymer/metal/polymer

All 884
Devices cleared under the same product code (JWH) and FDA review panel - the closest regulatory comparables to K243574.
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