FDA Adverse Event Malfunction Summary report: N

KNIFW

MDR report key: 3031074 · Received March 28, 2013

Report

Report Number
2523835-2013-00044
Event Type
Malfunction
Date Received
March 28, 2013
Date of Event
October 22, 2012
Report Date
February 26, 2013
Manufacturer
ALCON PRECISION DEVICE - SINKING SPRING
Product Code
HNN
PMA / PMN Number
NA
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CA
Reporter Occupation
UNKNOWN

Narratives

Additional Manufacturer Narrative · 1

ONE OPENED SAMPLE WAS RETURNED. EVAL OF THE SAMPLE SHOWED THE FOLLOWING RESULTS: THE SAMPLE WAS EXAMINED USING (B)(4) MAGNIFICATION AND FOUND TO HAVE A DAMAGED TIP AND CUTTING EDGES. THE DEVICE HISTORY RECORD (DHR) FOR THE LOT WAS REVIEWED. FUNCTIONAL PENETRATION TEST VALUES FOR THIS LOT MET SPECIFICATION. NO ABNORMALITIES THAT COULD HAVE CONTRIBUTED TO A DULL KNIFE WERE FOUND DURING THE DHR REVIEW AND THE PRODUCT WAS RELEASED ACCORDING TO MFR'S ACCEPTANCE CRITERIA. HOW OR WHEN THE BLADE BECAME DAMAGED CANNOT BE DETERMINED. THE DAMAGE TO THE RETURNED SAMPLE IS CONSISTENT WITH DAMAGE THAT CAN OCCUR WHEN THE BLADE CONTACTS ANOTHER SURFACE PRIOR TO USE. ALL KNIVES ARE 100% INSPECTED BY TRAINED OPERATORS USING A MINIMUM OF (B)(4) MAGNIFICATION DURING MANUFACTURING. ANY DEFECTS, SUCH AS THE DAMAGED TIP AND CUTTING EDGES EXHIBITED ON THE RETURNED OPENED SAMPLE ARE REMOVED FROM THE LOT AND SCRAPPED. PENETRATION TESTING IS PERFORMED AND MONITORED DURING THE FINISHING PROCESS TO ENSURE THE SHARPNESS OF THE PRODUCT. (B)(4).

Description of Event or Problem · 1

A CUSTOMER REPORTED THAT A DULL BLADE WAS NOTED DURING SURGERY. THE CASE WAS COMPLETED WITH A BACK-UP BLADE. THERE WAS NO PT IMPACT REPORTED. THIS IS THE THIRD OF FOUR REPORTS BEING FILED FOR THIS FACILITY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
129620 KNIFW MANUAL OPHTHALMIC SURGICAL INSTRUMENT HNN ALCON PRECISION DEVICE - SINKING SPRING 8065982465 891215M

Patients

Seq Age Sex Outcome Treatment
1