Cleared Traditional

K944253 - MONOCLONAL MOUSE ANTI-HUMAN T-CELL, CD8, RPE-CONJUGATED, CLONE DK25

K944253 is an FDA 510(k) clearance for MONOCLONAL MOUSE ANTI-HUMAN T-CELL, manufactured by Dako Corp.. The device is a Class 2 Hematology device with product code GKZ cleared through the Traditional 510(k) pathway after a 82-day FDA review.

K944253 · Dako Corp. · Hematology device
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Optimized for regulatory review, auditing and printing
Nov 1994
Decision
82d
Days
Class 2
Risk

K944253 is an FDA 510(k) clearance for the MONOCLONAL MOUSE ANTI-HUMAN T-CELL, CD8, RPE-CONJUGATED, CLONE DK25. Classified as Counter, Differential Cell (product code GKZ), Class II - Special Controls.

Submitted by Dako Corp. (Carpinteria, US). The FDA issued a Cleared decision on November 21, 1994 after a review of 82 days - a notably fast clearance cycle.

This device falls under the Hematology FDA review panel, regulated under 21 CFR 864.5220 - 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 Dako Corp. devices

FDA 510(k) Submission Details - K944253

510(k) Number K944253 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received August 31, 1994
Decision Date November 21, 1994
Days to Decision 82 days
Submission Type Traditional
Review Panel Hematology (HE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
31d faster than avg
Panel avg: 113d · This submission: 82d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

GKZ Device Classification - Class 2, Special Controls

Product Code GKZ Counter, Differential Cell
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 864.5220
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.

Regulatory Peers - GKZ Counter, Differential Cell

All 295
Devices cleared under the same product code (GKZ) and FDA review panel - the closest regulatory comparables to K944253.
SYSMEX K-4500
K943894 · Sysmex Corp. · Feb 1995
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K945692 · Dako Corp. · Jan 1995
MONOCLONAL MOUSE ANTI-HUMAN B-CELL
K943284 · Dako Corp. · Nov 1994
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AUTOCOMP(TM) SOFTWARE AND CALIBRITE(TM) BEADS
K925274 · Becton Dickinson Immunocytometry Systems · Sep 1994
FASCOUNT SYSTME
K933486 · Becton Dickinson Immunocytometry Systems · Sep 1994