Cleared Traditional

VISUWELL(R) CHLAMYDIA (K900973) - FDA 510(k) Clearance

Class I Microbiology device.

K900973 · Adi Diagnostics, Inc. · Microbiology device
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May 1990
Decision
74d
Days
Class 1
Risk

K900973 is an FDA 510(k) clearance for the VISUWELL(R) CHLAMYDIA. Classified as Enzyme Linked Immunoabsorbent Assay, (chlamydiae Group) (product code LJC), Class I - General Controls.

Submitted by Adi Diagnostics, Inc. (Rexdale, Ontario, CA). The FDA issued a Cleared decision on May 15, 1990 after a review of 74 days - a notably fast clearance cycle.

This device falls under the Microbiology FDA review panel, regulated under 21 CFR 866.3120 - the FDA microbiology 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 Adi Diagnostics, Inc. devices

Submission Details

510(k) Number K900973 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 02, 1990
Decision Date May 15, 1990
Days to Decision 74 days
Submission Type Traditional
Review Panel Microbiology (MI)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
28d faster than avg
Panel avg: 102d · This submission: 74d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code LJC Enzyme Linked Immunoabsorbent Assay, (chlamydiae Group)
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 866.3120
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.

Regulatory Peers - LJC Enzyme Linked Immunoabsorbent Assay, (chlamydiae Group)

All 66
Devices cleared under the same product code (LJC) and FDA review panel - the closest regulatory comparables to K900973.
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K921462 · Syva Co. · Sep 1992