FDA Adverse Event Malfunction Summary report: N

CORAL PEDICLE SCREW SYSTEM

MDR report key: 1587522 · Received January 13, 2010

Report

Report Number
1530901-2009-00027
Event Type
Malfunction
Date Received
January 13, 2010
Date of Event
December 14, 2009
Report Date
January 13, 2010
Manufacturer
THEKEN SPINE, LLC
Product Code
NKB
PMA / PMN Number
K070962
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
FL, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

THE SCREW SEPARATION COMPLAINTS WERE THE SEPARATION OCCURRED DURING THE PROCEDURE WERE A RESULT OF THE LOAD PLACED ON THE SCREWS BY THE SURGEONS, EITHER DURING COMPRESSION/DISTRACTION OF THE SCREW HEADS, OR BY ATTEMPTING TO ANGULATE THE SCREW HEADS IN EXCESS OF THE RECOMMENDED RANGE OF MOTION. PER THE PROJECT ENGINEER, EXAMINATION OF THE IMPLANT RETURNED WITH THIS COMPLAINT SHOWS EVIDENCE IN THE WAY THE COLLET FAILED OF OFF-AXIS OR LEVERING FORCES BEING APPLIED TO THE IMPLANT TO CAUSE FAILURE RATHER THAN PULL-OUT. THE DHR FOR THIS LOT OF SCREWS WAS EXAMINED, AND IT WAS COMPLETE. THERE WERE NO NONCONFORMANCES NOTED.

Description of Event or Problem · 1

THE SURGEON WAS ADJUSTING THE POLYAXIAL SCREW HEAD TO SEAT THE ROD AND THE HEAD BROKE OFF.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 CORAL PEDICLE SCREW SYSTEM SPINAL PEDICLE FIXATION SYSTEM NKB THEKEN SPINE, LLC 18-12-7545 W10214

Patients

Seq Age Sex Outcome Treatment
1