Cleared Traditional

K855181 - COMFORTEX WHEELCHAIR CUSHION (FDA 510(k) Clearance)

Class I Physical Medicine device.

K855181 · Comfortex, Inc. · Physical Medicine device
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Jan 1986
Decision
18d
Days
Class 1
Risk

K855181 is an FDA 510(k) clearance for the COMFORTEX WHEELCHAIR CUSHION. Classified as Components, Wheelchair (product code KNN), Class I - General Controls.

Submitted by Comfortex, Inc. (Winona, US). The FDA issued a Cleared decision on January 13, 1986 after a review of 18 days - a notably fast clearance cycle.

This device falls under the Physical Medicine FDA review panel, regulated under 21 CFR 890.3920 - the FDA physical medicine 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 Comfortex, Inc. devices

Submission Details

510(k) Number K855181 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 26, 1985
Decision Date January 13, 1986
Days to Decision 18 days
Submission Type Traditional
Review Panel Physical Medicine (PM)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
97d faster than avg
Panel avg: 115d · This submission: 18d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code KNN Components, Wheelchair
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 890.3920
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.