FDA Adverse Event Injury Summary report: N

EXPEDIUM DI POLYAXL SCRW 7 X 50MM

MDR report key: 2925128 · Received January 22, 2013

Report

Report Number
1526439-2013-11297
Event Type
Injury
Date Received
January 22, 2013
Date of Event
December 13, 2012
Report Date
May 8, 2013
Manufacturer
DEPUY SYNTHES SPINE
Product Code
NKB
PMA / PMN Number
PK033901
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

VISUAL INSPECTION OF THE RETURNED PEDICLE SCREW FOUND BREAKAGE OCCURRED AT THE TRANSITION ZONE FROM THE SCREW POLYAXIAL BALL AND THE SCREW SHANK. A REVIEW OF THE DHR FOUND THERE WERE NO ISSUES IDENTIFIED DURING THE MANUFACTURING AND RELEASE OF THIS PRODUCT THAT COULD BE ATTRIBUTED TO THE PROBLEM REPORTED BY THE CUSTOMER. THE PRODUCT WAS RELEASED ACCOMPLISHING ALL QUALITY REQUIREMENTS. SEM ANALYSIS WAS PERFORMED ON THE BROKEN SCREW. ALTHOUGH NO DEFINITIVE CONCLUSIONS CAN BE MADE, THE ANALYSIS CONCLUDED THAT THE FRACTURED SURFACE EXHIBITED SMOOTH AND GRAINY/ROUGH REGIONS, WHICH ARE ALSO INDICATIVE OF A FATIGUE FAILURE. A COMPLAINT TREND ANALYSIS REVIEW FOUND NO OBSERVED COMPLAINT TRENDS FOR ISSUES OF THIS NATURE. AT THIS TIME, THE COMPLAINT IS CONSIDERED TO BE CLOSED.

Additional Manufacturer Narrative · 1

A FOLLOW UP REPORT WILL BE FILED UPON RECEIPT OF THE DEVICE AND COMPLETION OF THE EVALUATION.

Description of Event or Problem · 1

INTERNATIONAL AFFILIATE REPORTS TWO PEDICLE SCREWS BROKE AT S1 AFTER DORSAL STABILIZATION OF AN L5 VERTEBRAL BODY FRACTURE WITH ANTERIOR CORPECTOMY OBELISK (NON DEPUY SYNTHES SPINE DEVICE). THE FIRST SURGERY WAS FOR DORSAL STABILIZATION AT L4 S1 AND VERTEBRAL BODY REPLACEMENT WITH TITANIUM EXPANDABLE DEVICE. REVISION SURGERY WAS PERFORMED AND THE BROKEN SCREWS WERE REMOVED. THE AFFILIATE HAS BEEN REMINDED OF THE NEED TO REPORT ADVERSE EVENTS WITHIN TWENTY FOUR HOURS OF BECOMING AWARE OF THE EVENT. SEE MFG MEDWATCH REPORT# 1526439-2013-11299 FOR THE OTHER PEDICLE SCREW THAT WAS INVOLVED IN THIS EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
30570 EXPEDIUM DI POLYAXL SCRW 7 X 50MM ORTHOSIS, SPINAL PEDICLE FIXATION, FOR DEGENERATIVE DISC DISEASE NKB DEPUY SYNTHES SPINE ANGBZ9

Patients

Seq Age Sex Outcome Treatment
1 57 YR Required Intervention