inforMED
MalfunctionJZT

VIDAS INSTRUMENT

Received Mar 23, 2005 · Event occurred Mar 4, 2005

Report 3002769706-2005-00010 · MDR key 586124

Device

Generic name

Discrete Wavelength Fluorometer

Manufacturer

Biomerieux, Inc.

Model number

NA

Catalog number

527001-6903

Lot number

NA

Product problems

  • False Negative Result

Patient

UNKNOWN

  • No Consequences Or Impact To Patient

Narrative

Description of Event or Problem

THE VIDAS INSTRUMENT IS A DISCRETE WAVELENGTH FLUOROMETER. THE INSTRUMENT HAS 5 SECTIONS WITH 6 POSITIONS PER SECTION. THE POSITIONS OPERATE MECHANICALLY INDEPENDENT OF EACH OTHER AND EACH POSITION CONTAINS A SAMPLE. THE CUSTOMER REPORTED ONE POSITION TO BE OUT OF RANGE WHEN A QUALITY CONTROL TEST WAS RUN. THE CUSTOMER THEN DISCOVERED THAT ONE VIDAS H. PYLORI ASSAY RESULT PRODUCED A FALSE NEGATIVE. THE VIDAS H. PYLORI ASSAY IS AN ASSAY FOR THE DETECTION OF IGC ANTIBODIES TO HELICOBACTER PYLORI. THIS FALSE RESULT WAS REPORTED TO THE PHYSICIAN. HOWEVER, NO ADVERSE EFFECTS ON TREATMENT OF THE PT OCCURRED.

Remedial action

  • Other