Cleared Traditional

K251191 - Collagen Dura Regeneration Membrane - Repair (FDA 510(k) Clearance)

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

K251191 · Collagen Matrix, Inc. · Neurology device
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Nov 2025
Decision
215d
Days
Class 2
Risk

K251191 is an FDA 510(k) clearance for the Collagen Dura Regeneration Membrane - Repair. Classified as Dura Substitute (product code GXQ), Class II - Special Controls.

Submitted by Collagen Matrix, Inc. (Oakland, US). The FDA issued a Cleared decision on November 18, 2025 after a review of 215 days - an extended review cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.5910 - the FDA neurology device 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 Neurology review framework, consistent with the majority of Class II 510(k) submissions.

View all Collagen Matrix, Inc. devices

Submission Details

510(k) Number K251191 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 17, 2025
Decision Date November 18, 2025
Days to Decision 215 days
Submission Type Traditional
Review Panel Neurology (NE)
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 slower than avg
Panel avg: 148d · This submission: 215d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GXQ Dura Substitute
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.5910
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 Neurology devices follow this clearance model.