Cleared Special

K193050 - Alloclassic Zweymuller SL Femoral Stem, Alloclassic Zweymuller SL Offset Femoral Stem (FDA 510(k) Clearance)

Class II Orthopedic device cleared through the Special 510(k) pathway - typically does not require clinical trials.

K193050 · Zimmer GmbH · Orthopedic device
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Optimized for regulatory review, auditing and printing
Dec 2019
Decision
55d
Days
Class 2
Risk

K193050 is an FDA 510(k) clearance for the Alloclassic Zweymuller SL Femoral Stem, Alloclassic Zweymuller SL Offset Femo.... Classified as Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented (product code LZO), Class II - Special Controls.

Submitted by Zimmer GmbH (Winterthur, CH). The FDA issued a Cleared decision on December 26, 2019 after a review of 55 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3353 - the FDA orthopedic device regulatory framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all Zimmer GmbH devices

Submission Details

510(k) Number K193050 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 01, 2019
Decision Date December 26, 2019
Days to Decision 55 days
Submission Type Special
Review Panel Orthopedic (OR)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
67d faster than avg
Panel avg: 122d · This submission: 55d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code LZO Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3353
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 - LZO Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented

All 528
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