Cleared Traditional

K823579 - COBAS REAGENT FOR TOTAL PROTEIN

K823579 is the FDA 510(k) clearance for COBAS REAGENT FOR TOTAL PROTEIN by Hoffmann-La Roche, Inc.. It is a Class 2 Chemistry device (product code CEK) cleared through the Traditional 510(k) pathway after a 32-day FDA review.

K823579 · Hoffmann-La Roche, Inc. · Chemistry device
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Jan 1983
Decision
32d
Days
Class 2
Risk

K823579 is an FDA 510(k) clearance for the COBAS REAGENT FOR TOTAL PROTEIN. Classified as Biuret (colorimetric), Total Protein (product code CEK), Class II - Special Controls.

Submitted by Hoffmann-La Roche, Inc. (Mchenry, US). The FDA issued a Cleared decision on January 7, 1983 after a review of 32 days - a notably fast clearance cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1635 - the FDA in vitro diagnostics and chemistry 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 Hoffmann-La Roche, Inc. devices

Submission Details

510(k) Number K823579 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 06, 1982
Decision Date January 07, 1983
Days to Decision 32 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
56d faster than avg
Panel avg: 88d · This submission: 32d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code CEK Biuret (colorimetric), Total Protein
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1635
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 Chemistry devices follow this clearance model.

Regulatory Peers - CEK Biuret (colorimetric), Total Protein

All 78
Devices cleared under the same product code (CEK) and FDA review panel - the closest regulatory comparables to K823579.
PARAMAX TOTAL PROTEIN REAGENT TP
K845052 · American Dade · Apr 1984
TOTAL PROTEIN REAGENT CS-724
K833950 · Fisher Scientific Co., LLC · Jan 1984
FLOW-PAC TOTAL PROTEIN REAGENT SET
K830538 · Amresco, Inc. · Mar 1983
LIQUIZYME TOTAL PROTEIN REAGENT
K823170 · Amresco, Inc. · Nov 1982
PSI TOTAL PROTEIN REAGENT
K822468 · Pointe Scientific, Inc., · Sep 1982
BIURET (COLORIMETRIC) TOTAL PROTEIN
K821905 · American Monitor Corp. · Jul 1982