FDA Adverse Event Injury Summary report: N

SCREW

MDR report key: 2883590 · Received December 21, 2012

Report

Report Number
2520274-2012-04291
Event Type
Injury
Date Received
December 21, 2012
Report Date
November 26, 2012
Manufacturer
SYNTHES USA
Product Code
NKB
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

THIS DEVICE IS USED FOR TREATMENT NOT DIAGNOSIS. INVESTIGATION COULD NOT BE COMPLETED, NO CONCLUSION COULD BE DRAWN AS NO DEVICE WAS RETURNED AND NO LOT NUMBER WAS PROVIDED. MANUFACTURING RECORDS COULD NOT BE REVIEWED WITHOUT A LOT NUMBER.

Description of Event or Problem · 1

MAUDE EVENT REPORT RECEIVED INDICATES PATIENT WAS IMPLANTED WITH A MATRIX CONSTRUCT ON (B)(6) 2011, LEVELS TREATED ARE UNKNOWN. IN 2012, THERE WAS INDICATION IN AN X-RAY THAT THE LEFT ROD HAD STARTED TO MOVE BUT NO BREAK COULD BE SEEN. A LATER X-RAY IN 2012 SHOWS THE ROD BROKEN AND UPWARD MOVEMENT HAD OCCURRED. ANOTHER X-RAY ON AN UNKNOWN DATE SHOWED A COMPLETE FAILURE OF THE ROD AND TWO CAPS WHICH ALLOWED THE ROD TO MOVE UPWARD INTO THE BACK MUSCLES. NOW THERE IS NOTHING TO RESTRAIN THE IMPLANTS FROM MOVING AND IS NOW REQUIRING REVISION SURGERY. THE SURGEON HAS ADVISED THAT THE MIGRATION OF A ROD INTO THE BACK MUSCLES WILL CONTINUE TO CAUSE FURTHER DAMAGE IF LEFT IN PLACE. REVISION PROCEDURE HAS NOT BEEN SCHEDULED. THIS REPORT IS #5 OF 5 FOR THE SAME EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 SCREW SCREW NKB SYNTHES USA

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention SCREWS, ROD, CAPS