Cleared Traditional

K771511 - TOTAL KNEE PROSTHESIS-NONCONSTRAINED

K771511 is an FDA 510(k) clearance for TOTAL KNEE PROSTHESIS-NONCONSTRAINED, manufactured by 3M Company. The device is a Class 2 Orthopedic device with product code HSX cleared through the Traditional 510(k) pathway after a 114-day FDA review.

K771511 · 3M Company · Orthopedic device
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Nov 1977
Decision
114d
Days
Class 2
Risk

K771511 is an FDA 510(k) clearance for the TOTAL KNEE PROSTHESIS-NONCONSTRAINED. Classified as Prosthesis, Knee, Femorotibial, Non-constrained, Cemented, Metal/polymer (product code HSX), Class II - Special Controls.

Submitted by 3M Company (White City, US). The FDA issued a Cleared decision on November 30, 1977 after a review of 114 days - within the typical 510(k) review window.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3520 - 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.

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FDA 510(k) Submission Details - K771511

510(k) Number K771511 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 08, 1977
Decision Date November 30, 1977
Days to Decision 114 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
8d faster than avg
Panel avg: 122d · This submission: 114d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

HSX Device Classification - Class 2, Special Controls

Product Code HSX Prosthesis, Knee, Femorotibial, Non-constrained, Cemented, Metal/polymer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3520
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.