Cleared Traditional

K896408 - QUANTUM

K896408 is an FDA 510(k) clearance for QUANTUM, manufactured by Stressmaster Systems, Inc.. The device is a Class 2 Neurology device with product code GZJ cleared through the Traditional 510(k) pathway after a 317-day FDA review.

K896408 · Stressmaster Systems, Inc. · Neurology device
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Sep 1990
Decision
317d
Days
Class 2
Risk

K896408 is an FDA 510(k) clearance for the QUANTUM. Classified as Stimulator, Nerve, Transcutaneous, For Pain Relief (product code GZJ), Class II - Special Controls.

Submitted by Stressmaster Systems, Inc. (Topanga, US). The FDA issued a Cleared decision on September 20, 1990 after a review of 317 days - an unusually long review period, suggesting complex equivalence evaluation.

This device falls under the Neurology FDA review panel, regulated under 21 CFR 882.5890 - 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. Elevated predicate reliance profile. 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 Stressmaster Systems, Inc. devices

FDA 510(k) Submission Details - K896408

510(k) Number K896408 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 07, 1989
Decision Date September 20, 1990
Days to Decision 317 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
169d slower than avg
Panel avg: 148d · This submission: 317d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

GZJ Device Classification - Class 2, Special Controls

Product Code GZJ Stimulator, Nerve, Transcutaneous, For Pain Relief
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 882.5890
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 - GZJ Stimulator, Nerve, Transcutaneous, For Pain Relief

All 291
Devices cleared under the same product code (GZJ) and FDA review panel - the closest regulatory comparables to K896408.
SYNAPS (TM)
K903828 · Henley Intl. · Jan 1991
TRANSCUTANEOUS ELECTRONIC NERVE STIMULATOR
K896825 · Infrasonics Corp. · Nov 1990
MEGA-TENS DUAL CHANNEL T.E.N.S.
K903017 · Futuremed Div. of Future Impex Corp. · Oct 1990
NEUROTENS
K896620 · Henley Intl. · Apr 1990
DSX(TM), DIGITAL SX, QUANTUM DSX, MODEL 4700S
K895473 · Medical Devices, Inc. · Dec 1989
TTS2800
K895161 · Henley Intl. · Oct 1989