Cleared Traditional

BLOOD CELL SEPARATOR 2997 (K771258) - FDA 510(k) Clearance

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

K771258 · Intl. Business Machines · Hematology device
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Sep 1977
Decision
56d
Days
Class 2
Risk

K771258 is an FDA 510(k) clearance for the BLOOD CELL SEPARATOR 2997. Classified as Separator, Automated, Blood Cell, Diagnostic (product code GKT), Class II - Special Controls.

Submitted by Intl. Business Machines (Mchenry, US). The FDA issued a Cleared decision on September 6, 1977 after a review of 56 days - a notably fast clearance cycle.

This device falls under the Hematology FDA review panel, regulated under 21 CFR 864.9245 - 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 Intl. Business Machines devices

Submission Details

510(k) Number K771258 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 12, 1977
Decision Date September 06, 1977
Days to Decision 56 days
Submission Type Traditional
Review Panel Hematology (HE)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
57d faster than avg
Panel avg: 113d · This submission: 56d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GKT Separator, Automated, Blood Cell, Diagnostic
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 864.9245
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.