Cleared Traditional

K834559 - DELUXE WALL-MOUNTED CEPHALOMETER (FDA 510(k) Clearance)

Class I Radiology device.

K834559 · Knochen Dental Laboratory · Radiology device
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Feb 1984
Decision
55d
Days
Class 1
Risk

K834559 is an FDA 510(k) clearance for the DELUXE WALL-MOUNTED CEPHALOMETER. Classified as Holder, Head, Radiographic (product code IWY), Class I - General Controls.

Submitted by Knochen Dental Laboratory (Mchenry, US). The FDA issued a Cleared decision on February 21, 1984 after a review of 55 days - a notably fast clearance cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1920 - the FDA radiology and imaging software oversight 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 Knochen Dental Laboratory devices

Submission Details

510(k) Number K834559 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 28, 1983
Decision Date February 21, 1984
Days to Decision 55 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
52d faster than avg
Panel avg: 107d · This submission: 55d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code IWY Holder, Head, Radiographic
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 892.1920
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.