Cleared Traditional

K990528 - ORTHOPHOS 3/3 CEPH/3 DS (FDA 510(k) Clearance)

Class II Radiology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K990528 · Sirona Dental Systems GmbH · Radiology device
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Apr 1999
Decision
70d
Days
Class 2
Risk

K990528 is an FDA 510(k) clearance for the ORTHOPHOS 3/3 CEPH/3 DS. Classified as System, X-ray, Extraoral Source, Digital (product code MUH), Class II - Special Controls.

Submitted by Sirona Dental Systems GmbH (North Attleboro, US). The FDA issued a Cleared decision on April 30, 1999 after a review of 70 days - a notably fast clearance cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 872.1800 - 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 Sirona Dental Systems GmbH devices

Submission Details

510(k) Number K990528 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 19, 1999
Decision Date April 30, 1999
Days to Decision 70 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
37d faster than avg
Panel avg: 107d · This submission: 70d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MUH System, X-ray, Extraoral Source, Digital
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.1800
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 Radiology devices follow this clearance model.

Regulatory Peers - MUH System, X-ray, Extraoral Source, Digital

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