Cleared Traditional

DISPOSABLE CONCENTRIC NEEDLE ELECTRODE (K924521) - FDA 510(k) Clearance

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

K924521 · Chalgren Enterprises, Inc. · Neurology device
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Feb 1993
Decision
157d
Days
Class 2
Risk

K924521 is an FDA 510(k) clearance for the DISPOSABLE CONCENTRIC NEEDLE ELECTRODE. Classified as Electrode, Needle, Diagnostic Electromyograph (product code IKT), Class II - Special Controls.

Submitted by Chalgren Enterprises, Inc. (Gilroy, US). The FDA issued a Cleared decision on February 12, 1993 after a review of 157 days - an extended review cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 890.1385 - 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 Chalgren Enterprises, Inc. devices

Submission Details

510(k) Number K924521 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 08, 1992
Decision Date February 12, 1993
Days to Decision 157 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
9d slower than avg
Panel avg: 148d · This submission: 157d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code IKT Electrode, Needle, Diagnostic Electromyograph
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 890.1385
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.