Cleared Traditional

ASSAY KIT, THROMBO-SCREEN (K781880) - FDA 510(k) Clearance

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

K781880 · Pacific Hemostasis · Hematology device
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Dec 1978
Decision
28d
Days
Class 2
Risk

K781880 is an FDA 510(k) clearance for the ASSAY KIT, THROMBO-SCREEN. Classified as Test, Fibrinogen (product code GIS), Class II - Special Controls.

Submitted by Pacific Hemostasis (Mchenry, US). The FDA issued a Cleared decision on December 4, 1978 after a review of 28 days - a notably fast clearance cycle.

This device falls under the Hematology FDA review panel, regulated under 21 CFR 864.7340 - 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 Pacific Hemostasis devices

Submission Details

510(k) Number K781880 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 06, 1978
Decision Date December 04, 1978
Days to Decision 28 days
Submission Type Traditional
Review Panel Hematology (HE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
85d faster than avg
Panel avg: 113d · This submission: 28d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GIS Test, Fibrinogen
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 864.7340
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 Hematology devices follow this clearance model.