inforMED
MalfunctionCGR

COBAS 6000 E601 MODULE

Received Dec 15, 2010 · Event occurred Nov 28, 2010

Report 1823260-2010-07454 · MDR key 1927172

Device

Generic name

Immunochemistry Analyzer

Manufacturer

Roche Diagnostics

Model number

NA

Catalog number

04745922001

Lot number

NA

Product problems

  • Incorrect Or Inadequate Test Results

Patient

Not reported

  • No Consequences Or Impact To Patient

Narrative

Additional Manufacturer Narrative

A SPECIFIC ROOT CAUSE WAS NOT IDENTIFIED. A GENERAL INSTRUMENT PROBLEM, ASSAY PROBLEM, OR HANDLING PROBLEM COULD NOT BE IDENTIFIED. RESULTS WERE NOT REPORTED OUTSIDE THE LABORATORY OR TO THE PHYSICIAN.

Description of Event or Problem

THE CUSTOMER RECEIVED QUESTIONABLE CORTISOL RESULTS FOR ONE PATIENT SAMPLE. THE SAME SAMPLE WAS TESTED SIX TIMES DURING THREE DIFFERENT DAYS. THE INITIAL RESULTS WERE 49 NMOL/L, 77 NMOL/L AND 91 NMOL/L. THE SAMPLE WAS REPEATED ON (B)(6) 2010 AND RECOVERED 94 NMOL/L AND 119 NMOL/L. THE SAMPLE WAS REPEATED ON (B)(6) 2010 AND RECOVERED 113 NMOL/L. RESULTS WERE NOT REPORTED OUTSIDE THE LABORATORY AND WERE NOT REPORTED TO THE PHYSICIAN. THE LABORATORY PHYSICIAN CONTACTED THE PATIENT'S DOCTOR. THE PATIENT WAS NOT HARMED BY ANY ACTION TAKEN AND THE PATIENT'S CURRENT CONDITION IS GOOD. THE CORTISOL REAGENT LOT NUMBER WAS 15879801.

Additional Manufacturer Narrative

THIS EVENT OCCURRED IN (B)(6).