Cleared Traditional

THROMBO PLUS (K834527) - FDA 510(k) Clearance

Class I Hematology device.

K834527 · W. Sarstedt, Inc. · Hematology device
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Jan 1984
Decision
40d
Days
Class 1
Risk

K834527 is an FDA 510(k) clearance for the THROMBO PLUS. Classified as Products, Red-cell Lysing Products (product code GGK), Class I - General Controls.

Submitted by W. Sarstedt, Inc. (Mchenry, US). The FDA issued a Cleared decision on January 30, 1984 after a review of 40 days - a notably fast clearance cycle.

This device falls under the Hematology FDA review panel, regulated under 21 CFR 864.8540 - 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 W. Sarstedt, Inc. devices

Submission Details

510(k) Number K834527 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 21, 1983
Decision Date January 30, 1984
Days to Decision 40 days
Submission Type Traditional
Review Panel Hematology (HE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
73d faster than avg
Panel avg: 113d · This submission: 40d
Pathway characteristics
Predicate-based equivalence.

Device Classification

Product Code GGK Products, Red-cell Lysing Products
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 864.8540
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.