FDA Adverse Event Malfunction Summary report: N

TINA-QUANT HEMOGLOBIN A1C GEN.2

MDR report key: 2081132 · Received May 9, 2011

Report

Report Number
1823260-2011-02460
Event Type
Malfunction
Date Received
May 9, 2011
Date of Event
April 19, 2011
Report Date
June 24, 2011
Manufacturer
ROCHE DIAGNOSTICS
Product Code
LCP
PMA / PMN Number
K072714
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
KY, US
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Additional Manufacturer Narrative · 1

A SPECIFIC ROOT CAUSE COULD NOT BE IDENTIFIED. RETENTION SAMPLE TESTING WAS PERFORMED AND WITHIN SPECIFICATION. NO REAGENT ISSUE WAS IDENTIFIED. NO ADVERSE EVENTS WERE REPORTED.

Description of Event or Problem · 1

THE USER RECEIVED QUESTIONABLE HEMOGLOBIN A1C RESULTS FOR THREE PATIENT SAMPLES FROM THE COBAS C501 ANALYZER SERIAL NUMBER (B)(4) THAT WERE LOW WHEN COMPARED TO THE REPEAT RESULTS ON (B)(6) 2011. PATIENT SAMPLE 1 INITIAL RESULT WAS 22.3 % AND THE REPEAT RESULT WAS 7.7 %. PATIENT SAMPLE 2 WAS FROM A MALE BORN ON (B)(6). THE INITIAL RESULT WAS 28.3 % AND THE REPEAT RESULT WAS 8.2 %. PATIENT SAMPLE 3 WAS FROM A MALE BORN (B)(6). THE INITIAL RESULT WAS 14.4 % AND THE REPEAT RESULT WAS 5.6 %. THE INITIAL RESULTS WERE REPORTED OUTSIDE THE LABORATORY. THE PATIENTS WERE NOT ADVERSELY AFFECTED. UPON EVALUATION OF THE ANALYZER, THE FIELD SERVICE REPRESENTATIVE WAS UNABLE TO DETERMINE A CAUSE. TO VERIFY THE ANALYZER OPERATION, HE PERFORMED OPERATIONAL CHECKS AND PRECISION CHECKS WITH RESULTS WITHIN SPECIFICATIONS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 TINA-QUANT HEMOGLOBIN A1C GEN.2 ASSAY, GLYCOSYLATED HEMOGLOBIN LCP ROCHE DIAGNOSTICS NA 63837901

Patients

Seq Age Sex Outcome Treatment
1 076 YR