Cleared Traditional

WEBB-MORLEY SPINE SYSTEM (K941367) - FDA 510(k) Clearance

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

K941367 · Electro-Biology, Inc. · Orthopedic device
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Dec 1994
Decision
259d
Days
Class 2
Risk

K941367 is an FDA 510(k) clearance for the WEBB-MORLEY SPINE SYSTEM. Classified as Appliance, Fixation, Spinal Intervertebral Body (product code KWQ), Class II - Special Controls.

Submitted by Electro-Biology, Inc. (Parsippany, US). The FDA issued a Cleared decision on December 5, 1994 after a review of 259 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 Electro-Biology, Inc. devices

Submission Details

510(k) Number K941367 FDA.gov
FDA Decision Cleared Substantially Equivalent - NSE Converted (SN)
Date Received March 21, 1994
Decision Date December 05, 1994
Days to Decision 259 days
Submission Type Traditional
Review Panel Orthopedic (OR)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
137d slower than avg
Panel avg: 122d · This submission: 259d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KWQ Appliance, Fixation, Spinal Intervertebral Body
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 - KWQ Appliance, Fixation, Spinal Intervertebral Body

All 239
Devices cleared under the same product code (KWQ) and FDA review panel - the closest regulatory comparables to K941367.
CODMAN ANTERIOR CERVICAL PLATE SYSTEM
K953730 · Johnson & Johnson Professionals, Inc. · Nov 1995
AESCULAP CASPAR PLATE & SCREW SYSTEM FOR ANTERIOR CERVICAL FUSION
K953720 · Aesculap, Inc. · Nov 1995
SYNTHES (USA) ANTERIOR CERVICAL VERTEBRAE PLATE SYSTEM
K945700 · Synthes (Usa) · Jul 1995
CODMAN ANTERIOR CERVICAL SPINE PLATE SYSTEM
K934756 · Codman & Shurtleff, Inc. · Nov 1994
CASPAR TITANIUM ALLOY BONE SCREWS
K936269 · Aesculap, Inc. · Aug 1994
SYNTHES(U.S.A.) ANTERIOR SPINAL PLATE
K925351 · Synthes (Usa) · Nov 1993