Cleared Traditional

AMENDMENT TO LABELING MICROTRAK HSV 1/HSV 2 DIRECT (K850739) - FDA 510(k) Clearance

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

K850739 · Syva Co. · Microbiology device
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Mar 1985
Decision
24d
Days
Class 2
Risk

K850739 is an FDA 510(k) clearance for the AMENDMENT TO LABELING MICROTRAK HSV 1/HSV 2 DIRECT. Classified as Antisera, Fluorescent, Herpesvirus Hominis 1,2 (product code GQL), Class II - Special Controls.

Submitted by Syva Co. (Palo Alto, US). The FDA issued a Cleared decision on March 11, 1985 after a review of 24 days - a notably fast clearance cycle.

This device falls under the Microbiology FDA review panel, regulated under 21 CFR 866.3305 - 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 Syva Co. devices

Submission Details

510(k) Number K850739 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 15, 1985
Decision Date March 11, 1985
Days to Decision 24 days
Submission Type Traditional
Review Panel Microbiology (MI)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
78d faster than avg
Panel avg: 102d · This submission: 24d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GQL Antisera, Fluorescent, Herpesvirus Hominis 1,2
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 866.3305
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 Microbiology devices follow this clearance model.

Regulatory Peers - GQL Antisera, Fluorescent, Herpesvirus Hominis 1,2

All 36
Devices cleared under the same product code (GQL) and FDA review panel - the closest regulatory comparables to K850739.
PATHODX HERPES TYPING
K904167 · Diagnostic Products Corp. · Dec 1990
BARTELS HERPES SIMPLEX VIR FLU MONO ANTIB HSV-1&2
K902661 · Baxter Healthcare Corp · Jul 1990
BARTELS HERPES SIMPLEX VIR FLU MONO ANTIBODY TEST
K902662 · Baxter Healthcare Corp · Jul 1990
MICROTRAK HSV 1 & 2 DIRECT SPECIMAN
K841190 · Syva Co. · Jan 1985
MICROTRAK HSV 1 & 2 CULTURE
K840494 · Syva Co. · May 1984
MICRO TRAK HSV1 & 2 CULTURE CONFIRMATION
K830953 · Syva Co. · Jun 1983