Cleared Traditional

COAT-A-COUNT(TM) LSD RADIOIMMUNOASSAY KIT (K891167) - FDA 510(k) Clearance

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

K891167 · Diagnostic Products Corp. · Toxicology device
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May 1989
Decision
58d
Days
Class 2
Risk

K891167 is an FDA 510(k) clearance for the COAT-A-COUNT(TM) LSD RADIOIMMUNOASSAY KIT. Classified as Radioimmunoassay, Lsd (125-i) (product code DLB), Class II - Special Controls.

Submitted by Diagnostic Products Corp. (Los Angeles, US). The FDA issued a Cleared decision on May 3, 1989 after a review of 58 days - a notably fast clearance cycle.

This device falls under the Toxicology FDA review panel, regulated under 21 CFR 862.3580 - the FDA toxicology 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 Diagnostic Products Corp. devices

Submission Details

510(k) Number K891167 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 06, 1989
Decision Date May 03, 1989
Days to Decision 58 days
Submission Type Traditional
Review Panel Toxicology (TX)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
29d faster than avg
Panel avg: 87d · This submission: 58d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DLB Radioimmunoassay, Lsd (125-i)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.3580
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 Toxicology devices follow this clearance model.