UNIVERSAL DRIVER SHAFT
Report
- Report Number
- 0002249697-2014-01592
- Event Type
- Malfunction
- Date Received
- April 30, 2014
- Date of Event
- April 8, 2014
- Report Date
- April 8, 2014
- Manufacturer
- STRYKER ORTHOPAEDICS-MAHWAH
- Product Code
- LXH
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- NY, US
- Reporter Occupation
- OTHER HEALTH CARE PROFESSIONAL
Narratives
WHEN COMPLETED, THE INVESTIGATION RESULTS WILL BE SUBMITTED IN A SUPPLEMENTAL REPORT.
AN EVENT REGARDING A FRACTURED HEXALOBULAR SCREWDRIVER TIP FROM A TRIDENT DRIVER WAS REPORTED. THE EVENT WAS CONFIRMED. METHOD & RESULTS: DEVICE EVALUATION AND RESULTS: 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. MEDICAL RECORDS RECEIVED AND EVALUATION: A REVIEW OF MEDICAL RECORDS WAS NOT PERFORMED AS NONE WERE PROVIDED. NO FURTHER INFORMATION WAS REQUESTED AS THERE IS NO INDICATION 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. CONCLUSIONS: THE ROOT CAUSE WAS DETERMINED TO BE APPLICATION OF EXCESSIVE FORCE BY THE USER.
WHILE GETTING READY TO INSERT A SCREW IN THE ACETABULAR COMPONENT IT WAS NOTICED THAT THE SCREWDRIVER WOULD NOT ENGAGE THE SCREW. CHANGED TO A STRAIGHT SCREWDRIVER AND NOTICED THAT IT WOULD NOT STAY INSERTED INTO THE SCREWDRIVER HANDLE. UTILIZED A SECOND INSTRUMENT SET.
WHILE GETTING READY TO INSERT A SCREW IN THE ACETABULAR COMPONENT IT WAS NOTICED THAT THE SCREWDRIVER WOULD NOT ENGAGE THE SCREW. CHANGED TO A STRAIGHT SCREWDRIVER AND NOTICED THAT IT WOULD NOT STAY INSERTED INTO THE SCREWDRIVER HANDLE. UTILIZED A SECOND INSTRUMENT SET.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 259349 | UNIVERSAL DRIVER SHAFT | INSTRUMENT | LXH | STRYKER ORTHOPAEDICS-MAHWAH | FXN338 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 77 YR | Other |