FDA Adverse Event Malfunction Summary report: N

CD HORIZON SPINAL SYSTEM

MDR report key: 4162119 · Received October 10, 2014

Report

Report Number
1030489-2014-03994
Event Type
Malfunction
Date Received
October 10, 2014
Date of Event
August 27, 2014
Report Date
September 11, 2014
Manufacturer
WARSAW ORTHOPEDICS
Product Code
KWP
PMA / PMN Number
K981676
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CH
Reporter Occupation
OTHER

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.

Additional Manufacturer Narrative · 1

ADDITIONAL INFO: MACROSCOPIC AND OPTICAL EXAMINATION REVEALED THREAD CREST AND FLANK DAMAGE; THIS DAMAGE APPEARS TO HAVE INITIATED AT THE START OF THE THREAD, AND IS CONSISTENT AROUND THE DAMAGED PORTION OF THE THREAD. THE ABOVE OBSERVATIONS ARE CONSISTENT WITH MISALIGNMENT OF THE MAS AND SET SCREW THREADS DURING CONSTRUCT ASSEMBLY.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT UNDERWENT A POSTERIOR SPINAL SURGICAL PROCEDURE. IT WAS REPORTED THAT THE SET SCREW SLIPPED DURING INSERTION INTO THE BONE SCREW. THE SCREW WAS REMOVED AND REPLACED. NO PATIENT COMPLICATIONS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
644941 CD HORIZON SPINAL SYSTEM APPLIANCE, FIXATION, SPINAL INTERLAMINAL KWP WARSAW ORTHOPEDICS NA 0274719W

Patients

Seq Age Sex Outcome Treatment
1 00077 YR BONE SCREW