Cleared Traditional

K993250 - THE APTUS (AUTOMATED) APPLICATION OF THE GLIADIN IGG ELISA TEST SYSTEM. (FDA 510(k) Clearance)

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

K993250 · Zeus Scientific, Inc. · Immunology device
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Nov 1999
Decision
45d
Days
Class 2
Risk

K993250 is an FDA 510(k) clearance for the THE APTUS (AUTOMATED) APPLICATION OF THE GLIADIN IGG ELISA TEST SYSTEM.. Classified as Antibodies, Gliadin (product code MST), Class II - Special Controls.

Submitted by Zeus Scientific, Inc. (Branchburg, US). The FDA issued a Cleared decision on November 12, 1999 after a review of 45 days - a notably fast clearance cycle.

This device falls under the Immunology FDA review panel, regulated under 21 CFR 866.5750 - the FDA immunology 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 Zeus Scientific, Inc. devices

Submission Details

510(k) Number K993250 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 28, 1999
Decision Date November 12, 1999
Days to Decision 45 days
Submission Type Traditional
Review Panel Immunology (IM)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
59d faster than avg
Panel avg: 104d · This submission: 45d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code MST Antibodies, Gliadin
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 866.5750
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 Immunology devices follow this clearance model.