Cleared Traditional

TINNITUS MASKERS MODEL S584 (K790190) - FDA 510(k) Clearance

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

K790190 · Vican Instrument Co. · Ear, Nose, Throat device
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Feb 1979
Decision
17d
Days
Class 2
Risk

K790190 is an FDA 510(k) clearance for the TINNITUS MASKERS MODEL S584. Classified as Masker, Tinnitus (product code KLW), Class II - Special Controls.

Submitted by Vican Instrument Co. (Mchenry, US). The FDA issued a Cleared decision on February 12, 1979 after a review of 17 days - a notably fast clearance cycle.

This device falls under the Ear, Nose, Throat FDA review panel, regulated under 21 CFR 874.3400 - 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Vican Instrument Co. devices

Submission Details

510(k) Number K790190 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 26, 1979
Decision Date February 12, 1979
Days to Decision 17 days
Submission Type Traditional
Review Panel Ear, Nose, Throat (EN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
72d faster than avg
Panel avg: 89d · This submission: 17d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KLW Masker, Tinnitus
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 874.3400
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.