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Flow-Count Coulter Fluorospheres

by Coulter Corp. 510(k)

Active United States

510(k) K954688

Regulatory status

as of 28 Oct 2026

RegionAuthorizationNumberDateStatus
United StatesFDA 510(k)SESE Substantially Equivalent · Traditional NumberK954688 Date29 Feb 1996ClearedStatusActive

Coverage

1 jurisdiction

United States of America
  • Active
  • Expiring
  • Withdrawn
  • Listed
  • Not covered

United States — FDA 510(k) Active

Recalls

1 recall · FDA

    • Terminated Z-0525-2008 FDA Unclassified (pre-2012) initiated 21 May 2007

    Sporadic absolute count recovery failures with assayed control cell products when using Lot Number 754801F of the Flow-Count Fluorospheres. Additionally, this lot has experienced secondary fluorescent populations containing more than 20% of the total population, as stated in the Evidence of Deterioration section of the Package Insert.

Specification

510(k)

510(k) Number
FDA Product Code
GKZ
Device Class
Class II
Regulation
21 CFR Part 864.5220
Advisory Committee
Hematology
FDA Decision
SESE Substantially Equivalent

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