Cleared Abbreviated

INWAVE (K121820) - FDA 510(k) Clearance

Class II Gastroenterology & Urology device cleared through the Abbreviated 510(k) pathway - typically does not require clinical trials.

K121820 · Zynex Medical, Inc. · Gastroenterology & Urology device
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Aug 2012
Decision
64d
Days
Class 2
Risk

K121820 is an FDA 510(k) clearance for the INWAVE. Classified as Stimulator, Electrical, Non-implantable, For Incontinence (product code KPI), Class II - Special Controls.

Submitted by Zynex Medical, Inc. (Lone Tree, US). The FDA issued a Cleared decision on August 24, 2012 after a review of 64 days - a notably fast clearance cycle.

This device falls under the Gastroenterology & Urology FDA review panel, regulated under 21 CFR 876.5320 - the FDA gastroenterology and urology device framework. The Abbreviated 510(k) pathway was used, relying on FDA-recognized standards to demonstrate substantial equivalence.

Device pattern: Standards-based predicate clearance. Standards-verified equivalence. The Abbreviated pathway signals strong alignment with FDA-recognized performance standards - typically associated with lower review burden and faster clearance cycles.

View all Zynex Medical, Inc. devices

Submission Details

510(k) Number K121820 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 21, 2012
Decision Date August 24, 2012
Days to Decision 64 days
Submission Type Abbreviated
Review Panel Gastroenterology & Urology (GU)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
66d faster than avg
Panel avg: 130d · This submission: 64d
Pathway characteristics
Standards-based clearance path.

Device Classification

Product Code KPI Stimulator, Electrical, Non-implantable, For Incontinence
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 876.5320
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 Gastroenterology & Urology devices follow this clearance model.