Cleared Traditional

K933491 - R AND D BATTERIES, INC. PART NOS. 5038 & 5347 (FDA 510(k) Clearance)

Class II Ear, Nose, Throat device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K933491 · R & D Batteries, Inc. · Ear, Nose, Throat device
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Nov 1993
Decision
127d
Days
Class 2
Risk

K933491 is an FDA 510(k) clearance for the R AND D BATTERIES, INC. PART NOS. 5038 & 5347. Classified as Stimulator, Nerve (product code ETN), Class II - Special Controls.

Submitted by R & D Batteries, Inc. (Burnsville, US). The FDA issued a Cleared decision on November 19, 1993 after a review of 127 days - within the typical 510(k) review window.

This device falls under the Ear, Nose, Throat FDA review panel, regulated under 21 CFR 874.1820 - the FDA ear, nose and throat 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 Ear, Nose, Throat review framework, consistent with the majority of Class II 510(k) submissions.

View all R & D Batteries, Inc. devices

Submission Details

510(k) Number K933491 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 15, 1993
Decision Date November 19, 1993
Days to Decision 127 days
Submission Type Traditional
Review Panel Ear, Nose, Throat (EN)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
38d slower than avg
Panel avg: 89d · This submission: 127d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code ETN Stimulator, Nerve
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 874.1820
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 Ear, Nose, Throat devices follow this clearance model.

Regulatory Peers - ETN Stimulator, Nerve

All 96
Devices cleared under the same product code (ETN) and FDA review panel - the closest regulatory comparables to K933491.
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