Cleared Traditional

K822466 - THROMBIN TIME TEST (FDA 510(k) Clearance)

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

K822466 · American Dade · Hematology device
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Sep 1982
Decision
29d
Days
Class 2
Risk

K822466 is an FDA 510(k) clearance for the THROMBIN TIME TEST. Classified as Test, Thrombin Time (product code GJA), Class II - Special Controls.

Submitted by American Dade (Mchenry, US). The FDA issued a Cleared decision on September 14, 1982 after a review of 29 days - a notably fast clearance cycle.

This device falls under the Hematology FDA review panel, regulated under 21 CFR 864.7875 - 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.

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Submission Details

510(k) Number K822466 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 16, 1982
Decision Date September 14, 1982
Days to Decision 29 days
Submission Type Traditional
Review Panel Hematology (HE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
84d faster than avg
Panel avg: 113d · This submission: 29d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GJA Test, Thrombin Time
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 864.7875
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.