FDA Adverse Event Malfunction Summary report: N

DIMENSION® VISTA CLINICAL CHEMISTRY SYSTEM

MDR report key: 2939346 · Received February 1, 2013

Report

Report Number
2517506-2013-00049
Event Type
Malfunction
Date Received
February 1, 2013
Date of Event
November 26, 2012
Report Date
January 3, 2013
Manufacturer
SIEMENS HEALTHCARE DIAGNOSTICS INC - GLASGOW
Product Code
KXT
PMA / PMN Number
K093441
Removal / Correction Number
2517506-03-06-2013-003-C
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
TX, US
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Additional Manufacturer Narrative · 1

ORIGINAL MDR FILED: (B)(4) 2013. SIEMENS HEALTHCARE DIAGNOSTICS INC. HAS CONFIRMED CUSTOMER COMPLAINTS OF LOW QC AND PATIENT RECOVERY FOR DIGOXIN WHEN THIS CALIBRATOR LOT IS USED TO CALIBRATE THE DIGXN METHOD. INTERNAL TESTING HAS CONFIRMED AN AVERAGE 15% LOW BIAS IN THE THERAPEUTIC RANGE OF 0.9 TO 2.0 NG/ML. THE CAUSE OF THE BIAS LOW IN DIGOXIN RECOVERIES IS CALIBRATOR INACCURACY. SIEMENS HEALTHCARE DIAGNOSTICS INC. CONDUCTED A VOLUNTARY RECALL FOR DIMENSION VISTA DRUG 4 CAL (KC460) LOT 2KD052 AND DRUG 4 CAL (KC460A) LOT 2KD053. AN URGENT MEDICAL DEVICE RECALL, COMMUNICATION #13-13, WAS ISSUED IN FEBRUARY 2013 TO IMPACTED CUSTOMERS. CUSTOMERS WERE INSTRUCTED TO IMMEDIATELY DISCONTINUE USE AND TO DISCARD ANY REMAINING INVENTORY OF DIMENSION VISTA DRUG 4 CAL (KC460) LOT 2KD052 AND DRUG 4 CAL (KC460A) LOT 2KD053.

Additional Manufacturer Narrative · 1

ANALYSIS OF THE INSTRUMENT AND INSTRUMENT DATA INDICATE THAT THE CAUSE FOR THE FALSELY DEPRESSED DIGOXIN RESULTS IS UNKNOWN. THE CALIBRATOR LOT ASSOCIATED WITH THE DEPRESSED DIGOXIN RESULTS IS UNDER INVESTIGATION BY SIEMENS HEALTHCARE DIAGNOSTICS INC. THE INSTRUMENT IS PERFORMING WITHIN SPECIFICATIONS.

Description of Event or Problem · 1

BIASED LOW DIGOXIN RESULTS WERE OBTAINED ON QC AND PATIENT SAMPLES AFTER CALIBRATION. IT IS UNKNOWN IF PATIENT RESULTS WERE REPORTED TO THE PHYSICIAN. IT IS UNKNOWN IF PATIENT TREATMENT WAS ALTERED OR PRESCRIBED AS A RESULT OF THE FALSELY DEPRESSED DIGOXIN RESULTS. THERE WAS NO REPORT OF ADVERSE HEALTH CONSEQUENCES AS A RESULT OF THE FALSELY DEPRESSED DIGOXIN RESULTS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
44361 DIMENSION® VISTA CLINICAL CHEMISTRY SYSTEM DRUG 4 CALIBRATOR KXT SIEMENS HEALTHCARE DIAGNOSTICS INC - GLASGOW 2KD053

Patients

Seq Age Sex Outcome Treatment
1