Cleared Traditional

K050028 - MAESTRO CARPAL HEMIARTHROPLASTY (FDA 510(k) Clearance)

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

K050028 · Biomet Manufacturing, Inc. · Orthopedic device
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Mar 2005
Decision
78d
Days
Class 2
Risk

K050028 is an FDA 510(k) clearance for the MAESTRO CARPAL HEMIARTHROPLASTY. Classified as Prosthesis, Wrist, Carpal Lunate (product code KWN), Class II - Special Controls.

Submitted by Biomet Manufacturing, Inc. (Warsaw, US). The FDA issued a Cleared decision on March 25, 2005 after a review of 78 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3750 - 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Biomet Manufacturing, Inc. devices

Submission Details

510(k) Number K050028 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 06, 2005
Decision Date March 25, 2005
Days to Decision 78 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
44d faster than avg
Panel avg: 122d · This submission: 78d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KWN Prosthesis, Wrist, Carpal Lunate
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3750
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.