Cleared Traditional

K220405 - Amis K Long (FDA 510(k) Clearance)

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

Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Apr 2022
Decision
57d
Days
Class 2
Risk

K220405 is an FDA 510(k) clearance for the Amis K Long. Classified as Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented (product code LZO), Class II - Special Controls.

Submitted by Medacta International S.A. (Castel San Pietro (Ch), CH). The FDA issued a Cleared decision on April 12, 2022 after a review of 57 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. 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 Medacta International S.A. devices

Submission Details

510(k) Number K220405 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 14, 2022
Decision Date April 12, 2022
Days to Decision 57 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
65d faster than avg
Panel avg: 122d · This submission: 57d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

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 Consultant

Medacta USA
Chris Lussier

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

Regulatory Peers - LZO Prosthesis, Hip, Semi-constrained, Metal/ceramic/polymer, Cemented Or Non-porous, Uncemented

All 528
Devices cleared under the same product code (LZO) and FDA review panel - the closest regulatory comparables to K220405.
Avenir® Müller Stem
K260182 · Zimmer, Inc. · Apr 2026
implaFit® short stems
K252401 · Implantcast GmbH · Mar 2026
Libertas Taper Short (TS) Uncemented Femoral Stem (Libertas TS Stem)
K253171 · Maxx Orthopedics, Inc. · Jan 2026
Coated hip implants
K250450 · Medacta International S.A. · Sep 2025
Longboard Revision Hip Stem
K243021 · Signature Orthopaedics Pty, Ltd. · Aug 2025
Z1 Hip System
K251906 · Zimmer, Inc. · Jul 2025