Cleared Traditional

K172735 - WR19 System (FDA 510(k) Clearance)

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

K172735 · Zeto, Inc. · Neurology device
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Apr 2018
Decision
218d
Days
Class 2
Risk

K172735 is an FDA 510(k) clearance for the WR19 System. Classified as Full-montage Standard Electroencephalograph (product code GWQ), Class II - Special Controls.

Submitted by Zeto, Inc. (Santa Clara, US). The FDA issued a Cleared decision on April 17, 2018 after a review of 218 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 Zeto, Inc. devices

Submission Details

510(k) Number K172735 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 11, 2017
Decision Date April 17, 2018
Days to Decision 218 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
70d slower than avg
Panel avg: 148d · This submission: 218d
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 187
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