inforMED
MalfunctionMZP

COBAS AMPLIPREP / COBAS TAQMAN HCV, CE IVD

Received Dec 12, 2011 · Event occurred Nov 22, 2011

Report 2243471-2011-00104 · MDR key 2366958

Device

Generic name

Assay,hybridization And/or Nucleic Acid Amplification For Detection Of Hcv

Catalog number

03568547190

Lot number

051681

Product problems

  • Low Test Results

Patient

Not reported

  • No Information

Narrative

Description of Event or Problem

A CUSTOMER SITE IN (B)(6) ALLEGED (B)(6) RESULTS WERE GENERATED WITH THE COBAS AMPLIPREP / COBAS TAQMAN (CAP/CTM) HCV TEST. SPECIFICALLY, THE CUSTOMER REPORTED THAT (B)(6) WAS GENERATED FOR ONE PATIENT SAMPLE USING THE COBAS AMPLIPREP / COBAS TAQMAN (CAP/CTM) HCV TEST. THE SAME SAMPLE WAS THEN TESTED WITH BOTH THE ABBOTT M2000 ((B)(6)) AND WITH A REAL TIME PCR HOME BREW TEST ((B)(6)). GENOTYPING WAS ALSO PERFORMED (B)(6).

Additional Manufacturer Narrative

(B)(4): DEVICE PERFORMED ACCORDING TO SPECIFICATIONS. CONCLUSION: NO FAILURE DETECTED AND PRODUCT PERFORMED WITHIN SPECIFICATION. UNABLE TO CONFIRM COMPLAINT. NO PRODUCT OR BATCH NON-CONFORMANCE WAS IDENTIFIED. ANALYSIS OF THE GROWTH CURVE FOR THE SAMPLE DID NOT INDICATE ANY ANOMALIES THAT WOULD CONTRIBUTE TO THE UNDERQUANTITATION. UPON INVESTIGATION THERE WAS NO TREND FOUND IN THE FIELD. QC RELEASE DATA FOR 051681 WAS REVIEWED AND THE ISSUE OF UNDERQUANTITATED SAMPLES HAS NOT BEEN OBSERVED. THERE HAVE NOT BEEN ANY MANUFACTURING NON-CONFORMANCE REPORTS FOR BATCH 051681. NO SAMPLE MATERIAL WAS AVAILABLE FROM THE CUSTOMER FOR INVESTIGATIVE TESTING. (B)(4).

Additional Manufacturer Narrative

A DEFINITIVE CONCLUSION CANNOT BE DRAWN AT THIS TIME, AS THE INVESTIGATION INTO THIS ISSUE IS ONGOING. THE OUTCOME OF THIS INVESTIGATION WILL BE COMMUNICATED THROUGH A FOLLOW-UP REPORT. (B)(4).