Cleared Special

Duo Expandable Interbody Fusion System (K210155) - FDA 510(k) Clearance

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

K210155 · Spineology, Inc. · Orthopedic device
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Feb 2021
Decision
29d
Days
Class 2
Risk

K210155 is an FDA 510(k) clearance for the Duo Expandable Interbody Fusion System. Classified as Intervertebral Fusion Device With Bone Graft, Lumbar within the MAX classification (a category for intervertebral fusion devices and spinal implants), Class II - Special Controls.

Submitted by Spineology, Inc. (Saint Paul, US). The FDA issued a Cleared decision on February 19, 2021 after a review of 29 days - a notably fast clearance cycle.

This device falls under the Orthopedic FDA review panel, regulated under 21 CFR 888.3080 - 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 Spineology, Inc. devices

Submission Details

510(k) Number K210155 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 21, 2021
Decision Date February 19, 2021
Days to Decision 29 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
93d faster than avg
Panel avg: 122d · This submission: 29d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code MAX Intervertebral Fusion Device With Bone Graft, Lumbar
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 888.3080
Definition Intended To Stabilize Spinal Segment To Promote Fusion In Order To Restrict Motion And Decrease Pain Using Bone Graft.
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 - MAX Intervertebral Fusion Device With Bone Graft, Lumbar

All 890
Devices cleared under the same product code (MAX) and FDA review panel - the closest regulatory comparables to K210155.
Exceed® Biplanar Expandable Interbody System
K261159 · Spine Wave, Inc. · May 2026
BMD Titanium Spinal Fusion System
K253894 · Global Biomedica s.r.o. · May 2026
Ventana® P/T Lumbar Interbody System
K260506 · Spinal Elements, Inc. · May 2026
VersaLift Expandable System
K260837 · Life Spine, Inc. · May 2026
aprevo® anterior and lateral lumbar interbody system
K260385 · Carlsmed, Inc. · May 2026
BEE PLIF Cage
K261067 · NGMedical GmbH · Apr 2026