Cleared Special

K222383 - Anteralign™ LS Spinal System with Titan nanoLOCK™ Surface Technology MAZORX Stealth(TM) Edition (FDA 510(k) Clearance)

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

K222383 · Medtronic Sofamor Danek USA, Inc. · Orthopedic device
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Sep 2022
Decision
55d
Days
Class 2
Risk

K222383 is an FDA 510(k) clearance for the Anteralign™ LS Spinal System with Titan nanoLOCK™ Surface Technology MAZORX S.... Classified as Orthopedic Stereotaxic Instrument within the OLO classification (a category covering orthopedic stereotaxic and surgical navigation instruments), Class II - Special Controls.

Submitted by Medtronic Sofamor Danek USA, Inc. (Memphis, US). The FDA issued a Cleared decision on September 29, 2022 after a review of 55 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 882.4560 - 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 Medtronic Sofamor Danek USA, Inc. devices

Submission Details

510(k) Number K222383 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 05, 2022
Decision Date September 29, 2022
Days to Decision 55 days
Submission Type Special
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
67d faster than avg
Panel avg: 122d · This submission: 55d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code OLO Orthopedic Stereotaxic Instrument
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.4560
Definition Stereotaxic Guidance During Orthopedic Surgery Procedures. Indicated For Orthopedic Joint Or Spine Surgery. Neurological Stereotaxic Instruments Are Classified Under Product Code Haw.
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 - OLO Orthopedic Stereotaxic Instrument

All 422
Devices cleared under the same product code (OLO) and FDA review panel - the closest regulatory comparables to K222383.
Foundation Surgical Navigated Lateral Disc Prep Instruments
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SPINEART Navigation Instrument System
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SYMPHONY Navigation Ready Instruments
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REAL INTELLIGENCE™ CORI™
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CUVIS-joint (CJ150)
K252037 · Curexo, Inc. · Mar 2026
TiLink-L Navigation Instruments
K253604 · SurGenTec, LLC · Mar 2026