ULNAR SCREW
Report
- Report Number
- 0001825034-2018-11310
- Event Type
- Injury
- Date Received
- December 20, 2018
- Date of Event
- November 27, 2018
- Report Date
- January 4, 2019
- Manufacturer
- ZIMMER BIOMET, INC.
- Product Code
- KXE
- PMA / PMN Number
- N/A
- Adverse Event
- Yes
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- GM
- Reporter Occupation
- PHYSICIAN
Narratives
REPORTED EVENT WAS CONFIRMED BY REVIEW OF X-RAYS AND PHOTOGRAPHS. THE POROUS PART OF THE RADIAL STEM SHOWED SOME BONE GROWTH. THE RADIAL BODY IS WORN POSSIBLY DUE TO LOOSENED CARPAL HEAD. DAMAGE ON BACK OF RADIAL BODY POSSIBLY HAPPENED DURING EXPLANTATION. X-RAYS REVIEWED SHOWED SUGGESTION OF LOOSENING OF THE RADIAL COMPONENT AND EVENTUAL SUBSIDENCE OF THE CARPAL COMPONENT. BACKING OUT OF THE ULNAR SCREW ALSO SEEN AS A RESULT. DEVICE HISTORY RECORDS COULD NOT BE REVIEWED AS LOT NUMBER IS UNKNOWN. A DEFINITE ROOT CAUSE CANNOT BE DETERMINED WITH THE INFORMATION PROVIDED. IF ANY FURTHER INFORMATION IS FOUND WHICH WOULD CHANGE OR ALTER ANY CONCLUSIONS OR INFORMATION, A SUPPLEMENTAL WILL BE FILED ACCORDINGLY. ZIMMER BIOMET WILL CONTINUE TO MONITOR FOR TRENDS.
NO FURTHER EVENT INFORMATION AVAILABLE AT THE TIME OF THIS REPORT.
(B)(4). CUSTOMER HAS INDICATED THAT THE PRODUCT WILL NOT BE RETURNED TO ZIMMER BIOMET FOR INVESTIGATION, AS THE DEVICE WAS REQUESTED BUT NOT RETURNED BY THE HOSPITAL. THE INVESTIGATION IS IN PROCESS. ONCE THE INVESTIGATION HAS BEEN COMPLETED, A FOLLOW-UP MDR WILL BE SUBMITTED. CONCOMITANT MEDICAL PRODUCTS: PART # UNK, RADIAL BODY, LOT # UNK, PART # UNK, CARPAL PLATE, LOT # UNK, PART # UNK, RADIAL STEM, LOT # UNK, PART # UNK, CAPITATE STEM, LOT # UNK, PART # UNK, CARPAL HEAD, LOT # UNK, PART # UNK, RADIAL SCREW, LOT # UNK. EVENT OCCURRED IN (B)(6). MULTIPLE MDR REPORTS WERE FILED FOR THIS EVENT, PLEASE SEE ASSOCIATED REPORTS: 0001825034 - 2018 - 11304, 0001825034 - 2018 - 11305, 0001825034 - 2018 - 11306, 0001825034 - 2018 - 11307, 0001825034 - 2018 - 11308, 0001825034 - 2018 - 11309.
IT WAS REPORTED THAT APPROXIMATELY 8 YEARS POST IMPLANTATION, THE PATIENT HAD REPORTS OF SWELLING AND PAIN TO THE WRIST. DURING THE FIRST-STAGE REVISION, THE SURGEON HAD DISCOVERED LOOSENING, MIGRATION AND FRACTURING OF THE SCREWS, AND LOCAL METALLOSIS. ATTEMPTS HAVE BEEN MADE AND NO FURTHER INFORMATION HAS BEEN PROVIDED.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1022629 | ULNAR SCREW | PROSTHESIS, WRIST | KXE | ZIMMER BIOMET, INC. | N/A | UNK |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | Hospitalization| R |