Cleared Traditional

K121393 - SMITH & NEPHEW, INC. TOTAL KNEE SYSTEM INSTRUMENTATION (FDA 510(k) Clearance)

Class II Orthopedic device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K121393 · Smith & Nephew, Inc. · Orthopedic device
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Aug 2012
Decision
90d
Days
Class 2
Risk

K121393 is an FDA 510(k) clearance for the SMITH & NEPHEW, INC. TOTAL KNEE SYSTEM INSTRUMENTATION. Classified as Prosthesis, Knee, Patello/femorotibial, Semi-constrained, Uncemented, Porous, Coated, Polymer/metal/polymer (product code MBH), Class II - Special Controls.

Submitted by Smith & Nephew, Inc. (Memphis, US). The FDA issued a Cleared decision on August 7, 2012 after a review of 90 days - within the typical 510(k) review window.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3565 - 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 Smith & Nephew, Inc. devices

Submission Details

510(k) Number K121393 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 09, 2012
Decision Date August 07, 2012
Days to Decision 90 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
32d faster than avg
Panel avg: 122d · This submission: 90d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MBH Prosthesis, Knee, Patello/femorotibial, Semi-constrained, Uncemented, Porous, Coated, Polymer/metal/polymer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3565
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 - MBH Prosthesis, Knee, Patello/femorotibial, Semi-constrained, Uncemented, Porous, Coated, Polymer/metal/polymer

All 141
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