Cleared Traditional

K903161 - MC II (TM), MODEL 7200S (FDA 510(k) Clearance)

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

K903161 · Medical Devices, Inc. · Neurology device
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Mar 1991
Decision
252d
Days
Class 2
Risk

K903161 is an FDA 510(k) clearance for the MC II (TM), MODEL 7200S. Classified as Stimulator, Nerve, Transcutaneous, For Pain Relief (product code GZJ), Class II - Special Controls.

Submitted by Medical Devices, Inc. (St. Paul, US). The FDA issued a Cleared decision on March 27, 1991 after a review of 252 days - an extended review cycle.

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. 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 Medical Devices, Inc. devices

Submission Details

510(k) Number K903161 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 18, 1990
Decision Date March 27, 1991
Days to Decision 252 days
Submission Type Traditional
Review Panel Neurology (NE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
104d slower than avg
Panel avg: 148d · This submission: 252d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

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 604
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