FDA Adverse Event Malfunction Summary report: N

MACS

MDR report key: 5443654 · Received February 18, 2016

Report

Report Number
5443654
Event Type
Malfunction
Date Received
February 18, 2016
Date of Event
November 23, 2015
Report Date
January 5, 2016
Manufacturer
MILTENYI BIOTEC INC.
Product Code
OVG
Adverse Event
Yes
Report Source
User Facility report
Reporter Location
MA, US
Reporter Occupation
OTHER

Narratives

Description of Event or Problem · 1

AFTER CD25 ENRICHMENT OF PERIPHERAL BLOOD MONONUCLEAR CELLS (PBMC) ON A MACS MS COLUMN, ABNORMAL DEBRIS WAS SEEN WITH FLOW CYTOMETRY ANALYSIS AND MICROSCOPIC OBSERVATION. FLOW CYTOMETRY ANALYSES SHOWED AN ABNORMAL SMEAR. FURTHER INVESTIGATION SHOWED THAT THE SMEAR CONSISTED OF CD45-NEGATIVE DEBRIS. MICROSCOPIC OBSERVATION OF THE ENRICHED CELL FRACTION EXHIBITED SMALL FATTY GLOBULES. IT IS SUSPECTED THAT THE MS COLUMN IS THE SOURCE OF THE GLOBULES, ALTHOUGH IT IS NOT CLEAR.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
100515 MACS MAGNETIC CELL SELECTION SYSTEM FOR CD34+ CELLS FROM HPC-APHERESIS USED IN TREAT OVG MILTENYI BIOTEC INC. 5140326471

Patients

Seq Age Sex Outcome Treatment
1 CLINIMACS CD25 REAGENT