FDA Adverse Event Malfunction Summary report: N

CD HORIZON® SPINAL SYSTEM

MDR report key: 2232610 · Received September 2, 2011

Report

Report Number
1030489-2011-01130
Event Type
Malfunction
Date Received
September 2, 2011
Date of Event
June 22, 2011
Report Date
August 5, 2011
Manufacturer
MEDTRONIC SOFAMOR DANEK
Product Code
KWP
PMA / PMN Number
K042025
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
ME, US
Reporter Occupation
RISK MANAGER

Narratives

Additional Manufacturer Narrative · 1

(B)(4). NEITHER THE DEVICE NOR APPLICABLE IMAGING FILMS WERE RETURNED TO THE MANUFACTURER FOR EVALUATION, THEREFORE, THE CAUSE OF THE EVENT CANNOT BE DETERMINED.

Description of Event or Problem · 1

IT WAS REPORTED ON A MEDWATCH FORM THAT A NEUROSURGERY PATIENT WAS SEEN FOR AN ANNUAL FOLLOWUP FOR AN L3-L5 POSTERIOR FUSION WITH VERTEBRAL BODY REPLACEMENTS. SUBSEQUENT X-RAY NOTED THAT THERE IS A CRACK IN ONE OF THE BOTTOM SCREWS AT THE POSTERIOR ASPECT OF THE PEDICLE. THIS WAS A NEW FINDING COMPARED TO PREVIOUS XRAYS. THE IMPLANT IS IN GOOD POSITION; REPORTEDLY, THERE IS NO NEED FOR REMOVAL AT THIS TIME. MOST RECENT XRAYS CONFIM PROPER ALIGNMENT HAS BEEN MAINTAINED AND SCREW POSITION UNCHANGED. PATIENT REPORTED PAIN CORRESPONDING TO WEATHER CHANGES SINCE LEARNING OF THE BROKEN SCREW. NO PAIN REPORTED PRIOR TO THE DISCOVERY. TREATMENT PROVIDED: PHYSICAL THERAPY FOR PROBABLE ACUTE SACROILIAC DYSFUNCTION OR SACROILIAC INFLAMMATORY PROCESS OR ARTHRITIS. NO ADDITIONAL PATIENT COMPLICATIONS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 CD HORIZON® SPINAL SYSTEM APPLIANCE, FIXATION, SPINAL INTERLAMINAL KWP MEDTRONIC SOFAMOR DANEK NA UNK

Patients

Seq Age Sex Outcome Treatment
1 00055 YR ROD, VB REPLACEMENT