UNK
Report
- Report Number
- 1220246-2025-02211
- Event Type
- Injury
- Date Received
- May 27, 2025
- Date of Event
- January 9, 2025
- Report Date
- July 29, 2025
- Manufacturer
- ARTHREX, INC.
- Product Code
- HWC
- Adverse Event
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- SZ
- Reporter Occupation
- 501
Narratives
INVESTIGATION IS IN PROCESS. A FOLLOW-UP REPORT WILL BE PROVIDED UPON AVAILABILITY OF ADDITIONAL INFORMATION.
ADDITIONAL INFORMATION: B5, D9, G3, H3, H6. COMPLAINT ALLEGATION IS CONFIRMED. UPON VISUAL INSPECTION, IT WAS NOTED THAT THE THREADS AND HEXALOBE EDGES OF THE LOW-PROFILE SCREW¿, SS, 3.5 X 14 MM, CORTICAL WERE DAMAGED. DIMENSIONAL INSPECTION WAS CONDUCTED IN ACCORDANCE WITH DRAWING C18816-03, AND ALL MEASURED VALUES WERE FOUND TO BE WITHIN SPECIFIED TOLERANCES. (REFER TO DIMENSION RESULTS FOR DETAILS.) FUNCTIONAL TESTING WAS NOT PERFORMED DUE TO THE DAMAGE TO THE DEVICE. THE METHOD OF BONE PREPARATION AND THE QUALITY OF THE BONE ENCOUNTERED WERE NOT SPECIFIED. THE MOST LIKELY CAUSE OF THE REPORTED FAILURE CAN BE ATTRIBUTED TO USER ERROR, SPECIFICALLY DUE TO MISALIGNED INSERTION OR MISALIGNMENT DURING THE SCREW REMOVAL PROCESS.
IT WAS REPORTED THAT IN THE CONTEXT OF A PSEUDARTHROSIS OF A LATERAL MALLEOLAR FRACTURE THE IMPLANTED PLATE BROKE APPROXIMATELY 1 YEAR POSTOPERATIVE. IT WAS FURTHER REPORTED THAT THE FRACTURE OF THE PATIENT DID NOT HEAL AFTER ONE YEAR AND THEREFORE A PSEUDARTHROSIS WAS DIAGNOSED. IT WAS ALSO REPORTED THAT THE BREAKAGE OF THE PLATE DID NOT OCCUR EARLY, AS THE PLATE WAS 9 MONTHS AFTER THE IMPLANTATION STILL INTACT. NO FURTHER INFORMATION WAS PROVIDED. ***UPDATE DW (B)(6) 2025: FURTHER INFORMATION WAS PROVIDED THAT THE SCREW WAS EXPLANTED.
IN TOTAL, 15 DEVICES WERE RETURNED TO ARTHREX FOR THE REPORTED CASE. TWO PLATES, TWELVE SCREWS AND ONE TIGHTROPE. NO FURTHER INFORMATION ABOUT AN ALLEGATION WAS PROVIDED.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 327732 | UNK | BONE FIXATION SCREW/PLATE | HWC | ARTHREX, INC. | UNK |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | NA | Unknown | Other |