FDA Adverse Event Malfunction Summary report: N

UNIVERSAL DRIVER SHAFT

MDR report key: 2992367 · Received March 7, 2013

Report

Report Number
0002249697-2013-00906
Event Type
Malfunction
Date Received
March 7, 2013
Date of Event
February 12, 2013
Report Date
February 12, 2013
Manufacturer
STRYKER ORTHOPAEDICS-MAHWAH
Product Code
LXH
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
WI, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

AN EVENT REGARDING A FRACTURED SCREWDRIVER TIP FROM A TRIDENT DRIVER WAS REPORTED. THE EVENT WAS CONFIRMED. THE DEVICE WAS RETURNED IN USED CONDITION. THE TIP OF THE HEXALOBULAR FEATURE IS FRACTURED; DEFORMATION TO THE REMAINING PORTION INDICATES THE FRACTURE OCCURRED WHILE TIGHTENING A SCREW, CONSISTENT WITH THE EVENT DESCRIPTION. IT IS NOT BELIEVED THE FAILURE WAS RELATED TO PATIENT FACTORS. DEVICE HISTORY REVIEW INDICATED THE DEVICES ACCEPTED INTO FINAL STOCK FROM THE REPORTED LOT WERE FREE FROM DISCREPANCIES. COMPLAINT HISTORY REVIEW FOUND THERE HAVE BEEN OTHER EVENTS FOR THE MANUFACTURING LOT. PREVIOUS INVESTIGATIONS HAVE FOUND THE ROOT CAUSE TO BE RELATED TO EXCESSIVE TORQUE APPLIED TO THE DEVICE BY THE USER. THE ROOT CAUSE WAS DETERMINED TO BE APPLICATION OF EXCESSIVE FORCE BY THE USER. NO MATERIAL OR MANUFACTURING DEFECTS WERE NOTED DURING THE INVESTIGATION.

Additional Manufacturer Narrative · 1

WHEN COMPLETED, THE EVALUATION SUMMARY WILL BE SUBMITTED IN A SUPPLEMENTAL REPORT.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE SCREWDRIVER SHAFT BROKE. THE TIP BROKE OFF IN THE SCREW HEAD. COULD NOT GET THE TIP OUT, SURGEON DROVE IT FURTHER IN TO SEAT CORRECTLY.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE SCREWDRIVER SHAFT BROKE. THE TIP BROKE OFF IN THE SCREW HEAD. COULD NOT GET THE TIP OUT, SURGEON DROVE IT FURTHER IN TO SEAT CORRECTLY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
96849 UNIVERSAL DRIVER SHAFT INSTRUMENT LXH STRYKER ORTHOPAEDICS-MAHWAH F6A10840

Patients

Seq Age Sex Outcome Treatment
1 82 YR Other