Cleared Traditional

K022793 - TETRIS SPINAL IMPLANT (FDA 510(k) Clearance)

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

K022793 · Signus Medical, LLC · Orthopedic device
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Apr 2003
Decision
228d
Days
Class 2
Risk

K022793 is an FDA 510(k) clearance for the TETRIS SPINAL IMPLANT. Classified as Spinal Vertebral Body Replacement Device (product code MQP), Class II - Special Controls.

Submitted by Signus Medical, LLC (Minneapolis, US). The FDA issued a Cleared decision on April 8, 2003 after a review of 228 days - an extended review cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3060 - 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.

View all Signus Medical, LLC devices

Submission Details

510(k) Number K022793 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 23, 2002
Decision Date April 08, 2003
Days to Decision 228 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
106d slower than avg
Panel avg: 122d · This submission: 228d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MQP Spinal Vertebral Body Replacement Device
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3060
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 - MQP Spinal Vertebral Body Replacement Device

All 276
Devices cleared under the same product code (MQP) and FDA review panel - the closest regulatory comparables to K022793.
VyBrate™ VBR System
K253158 · Vy Spine, LLC · Jan 2026
Vertiwedge® Intraosseous System
K241468 · Foundation Surgical Group, Inc. · Nov 2024
KONG®-TL VBR System and KONG® C VBR System
K232790 · Icotec AG · Apr 2024
DOMINION Expandable Corpectomy System
K233359 · Astura Medical · Mar 2024
VerteLoc Spinal System
K231134 · Signature Orthopaedics Pty, Ltd. · Feb 2024
Ascend VBR System, Ascend NanoTec VBR System
K232173 · Alphatec Spine, Inc. · Oct 2023