Cleared Special

K021895 - BIO-LOGIC MASTER EVOKED RESPONSE SYSTEM (FDA 510(k) Clearance)

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

K021895 · Bio-Logic Systems Corp. · Neurology device
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Jul 2002
Decision
21d
Days
Class 2
Risk

K021895 is an FDA 510(k) clearance for the BIO-LOGIC MASTER EVOKED RESPONSE SYSTEM. Classified as Stimulator, Auditory, Evoked Response (product code GWJ), Class II - Special Controls.

Submitted by Bio-Logic Systems Corp. (Mudelein, US). The FDA issued a Cleared decision on July 1, 2002 after a review of 21 days - a notably fast clearance cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.1900 - the FDA neurology device 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 Bio-Logic Systems Corp. devices

Submission Details

510(k) Number K021895 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 10, 2002
Decision Date July 01, 2002
Days to Decision 21 days
Submission Type Special
Review Panel Neurology (NE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
127d faster than avg
Panel avg: 148d · This submission: 21d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code GWJ Stimulator, Auditory, Evoked Response
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.1900
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.