Cleared Traditional

WRIGHT RAPID STAIN (K781384) - FDA 510(k) Clearance

Class I Hematology device.

K781384 · Mfg Chemists, Inc. · Hematology device
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Aug 1978
Decision
10d
Days
Class 1
Risk

K781384 is an FDA 510(k) clearance for the WRIGHT RAPID STAIN. Classified as Wright's Stain (product code IAF), Class I - General Controls.

Submitted by Mfg Chemists, Inc. (Indianapolis, US). The FDA issued a Cleared decision on August 21, 1978 after a review of 10 days - a notably fast clearance cycle.

This device falls under the Hematology FDA review panel, regulated under 21 CFR 864.1850 - the FDA hematology 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 Mfg Chemists, Inc. devices

Submission Details

510(k) Number K781384 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 11, 1978
Decision Date August 21, 1978
Days to Decision 10 days
Submission Type Traditional
Review Panel Hematology (HE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
103d faster than avg
Panel avg: 113d · This submission: 10d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code IAF Wright's Stain
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 864.1850
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.