inforMED
MalfunctionIQW

ABBOTT COMMANDER FLEXIBLE PIPETTING CENTER #2

Received Feb 10, 2000 · Event occurred Oct 1, 1998

Report MW1018124 · MDR key 262251

Device

Generic name

Software

Catalog number

*

Lot number

*

Product problems

  • Use of Incorrect Control/Treatment Settings
  • False Negative Result
  • Application Program Problem: Parameter Calculation Error

Patient

*

  • Therapy/non-surgical treatment, additional

Narrative

Description of Event or Problem

HEPATITIS B SURFACE ANTIGEN TESTING. INITIAL INSTALLATION OF SOFTWARE WAS SET UP WITH DIFFERENT PARAMETERS INTENDED TO BE THE SAME. DIFFERENT SOFTWARE PARAMETERS RESULTED IN DIFFERENT CUT OFF LIMITS. APPROX 97 PTS WERE REPORTED AS NEGATIVE BUT COULD HAVE FALLEN IN AN INDETERMINATE RANGE. INDETERMINATE FINDINGS ARE ROUTINELY REPEATED AND MOST OFTEN FOUND TO BE NEGATIVE. STAFF RESEARCHING HOW MANY WERE RE-TESTED BECAUSE OF CONTINUED SYMPTOMS. PHYSICIAN NOTIFICATION UNDERTAKEN AND REPEAT TESTING WILL BE OFFERED. DIFFERENT SOFTWARE PARAMETERS WERE PRESENT PREVIOUSLY.