FDA Adverse Event Malfunction Summary report: N

SCREWDRIVER BLADE, CANNULATED

MDR report key: 3183007 · Received June 21, 2013

Report

Report Number
0008010177-2013-00124
Event Type
Malfunction
Date Received
June 21, 2013
Date of Event
May 27, 2013
Report Date
May 31, 2013
Manufacturer
STRYKER OSTEOSYNTHESIS-FREIBURG
Product Code
LXH
PMA / PMN Number
EXEMPT
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GM
Reporter Occupation
NURSE

Narratives

Additional Manufacturer Narrative · 1

VISUAL INVESTIGATION OF THE INNER BLADE REVEALED THAT A PART OF THE HEXAGON WAS BROKEN AT THE TIP AREA BUT NOT RETURNED. THE FRACTURED SURFACE HAD THE APPEARANCE OF A FORCED RUPTURE. FURTHERMORE, IT WAS DETERMINED THAT THE HEXAGON EDGE OF THE REMAINING FLANK SHOWED NO PLASTIC DEFORMATIONS IN TURN IN AND TURN OUT DIRECTION WHICH COULD POINT TO TORSIONAL OVERLOAD DURING APPLICATION. MOREOVER, SECONDARY CRACKS AT THE REMAINING HEXAGON PART WERE VISIBLE RESULTING FROM BENDING OVERLOAD. IT WAS ALSO DETECTED THAT THE BENDING ZONE AT THE REMAINING HEXAGON PART INDICATED A STRONG WOBBLING ACTION SINCE TOO HIGH BENDING FORCES WERE APPLIED DURING APPLICATION LEADING TO SECONDARY CRACKS AND FINALLY TO THE BREAKAGE. THE ROOT CAUSE OF THE REPORTED EVENT CAN BE ATTRIBUTED TO A USER RELATED HANDLING ISSUE. NO INDICATIONS WERE FOUND FOR ANY MATERIAL, MANUFACTURING OR DESIGN RELATED ISSUE.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE SCREWDRIVER WAS BROKEN DURING INSERTION OF THE SCREW. THE SCREW COULDN`T BE MOVED ANYMORE. THERE WAS A DELAY OF 30 MINUTES.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
282649 SCREWDRIVER BLADE, CANNULATED INSTRUMENT LXH STRYKER OSTEOSYNTHESIS-FREIBURG UNKNOWN

Patients

Seq Age Sex Outcome Treatment
1