Cleared Traditional

NEUROFAX 7310 SERIES (EEG) (K854663) - FDA 510(k) Clearance

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

K854663 · Nihon Kohden America, Inc. · Neurology device
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Aug 1986
Decision
273d
Days
Class 2
Risk

K854663 is an FDA 510(k) clearance for the NEUROFAX 7310 SERIES (EEG). Classified as Full-montage Standard Electroencephalograph (product code GWQ), Class II - Special Controls.

Submitted by Nihon Kohden America, Inc. (Irvine, US). The FDA issued a Cleared decision on August 20, 1986 after a review of 273 days - an extended review cycle.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.1400 - 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 Nihon Kohden America, Inc. devices

Submission Details

510(k) Number K854663 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 20, 1985
Decision Date August 20, 1986
Days to Decision 273 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
125d slower than avg
Panel avg: 148d · This submission: 273d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GWQ Full-montage Standard Electroencephalograph
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.1400
Definition Acquire, Display, Store, And Archive Electroencephalographic Signals From The Brain Using A Full Montage Array (i.e., 16 Or More Electrodes) And User-specified Locations
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.

Regulatory Peers - GWQ Full-montage Standard Electroencephalograph

All 42
Devices cleared under the same product code (GWQ) and FDA review panel - the closest regulatory comparables to K854663.
EEG-5400 SERIES
K902550 · Nihon Kohden America, Inc. · Mar 1991
AE-800PA EEG MODULE
K884537 · Nihon Kohden America, Inc. · Dec 1988
MODEL EEG 4400 WITH OPTIONAL ACCESSORIES
K874796 · Nihon Kohden America, Inc. · Jan 1988
EEG-4300 W/OPTINAL ACCESS. EEG 4314 &
K842714 · Nihon Kohden America, Inc. · Sep 1984
EEG 42/2P ELECTRO ENCEPHALOGRAPH
K831324 · Nihon Kohden America, Inc. · May 1983
ELECTROENCEPHALOGRAPH
K823140 · Nihon Kohden America, Inc. · Dec 1982