Cleared Traditional

K850368 - SIGMS B-HYDROXYBUTARATE PROCEDURE NO. 3...

K850368 is the FDA 510(k) clearance for SIGMS B-HYDROXYBUTARATE PROCEDURE NO. 3... by Sigma Chemical Co.. It is a Class 1 Chemistry device (product code JIN) cleared through the Traditional 510(k) pathway after a 211-day FDA review.

K850368 · Sigma Chemical Co. · Chemistry device
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Aug 1985
Decision
211d
Days
Class 1
Risk

K850368 is an FDA 510(k) clearance for the SIGMS B-HYDROXYBUTARATE PROCEDURE NO. 310-UV. Classified as Nitroprusside, Ketones (urinary, Non-quant.) (product code JIN), Class I - General Controls.

Submitted by Sigma Chemical Co. (St. Louis, US). The FDA issued a Cleared decision on August 30, 1985 after a review of 211 days - an extended review cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1435 - 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: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Chemistry review framework, consistent with the majority of Class II 510(k) submissions.

View all Sigma Chemical Co. devices

Submission Details

510(k) Number K850368 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 31, 1985
Decision Date August 30, 1985
Days to Decision 211 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
123d slower than avg
Panel avg: 88d · This submission: 211d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code JIN Nitroprusside, Ketones (urinary, Non-quant.)
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 862.1435
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 - JIN Nitroprusside, Ketones (urinary, Non-quant.)

All 11
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