FDA Adverse Event Injury Summary report: N

CD HORIZON SPINAL SYSTEM

MDR report key: 2024154 · Received March 18, 2011

Report

Report Number
1030489-2011-00304
Event Type
Injury
Date Received
March 18, 2011
Date of Event
February 15, 2011
Report Date
April 5, 2011
Manufacturer
MEDTRONIC SOFAMOR DANEK INSTRUMENT MANUFACTURING
Product Code
KWP
PMA / PMN Number
K063417
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
AK, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4). THE DEVICE HAS BEEN RETURNED TO THE MANUFACTURER FOR EVALUATION. ANALYSIS RESULTS ARE NOT AVAILABLE AT THE TIME OF THIS REPORT. A FOLLOW-UP REPORT WILL BE SENT WHEN THE ANALYSIS IS COMPLETE.

Additional Manufacturer Narrative · 1

VISUAL EXAMINATION OF THE TIP OF THE REDUCTION SLEEVE FOUND THAT THE SLEEVE TIPS ARE WITHIN PRINT SPECIFICATION AT THE MAS HEAD RETENTION FEATURES. VISUAL AND OPTICAL INSPECTION DID NOT IDENTIFY ANY MATERIAL DAMAGE RELATIVE TO THE INNER SLEEVE TIP THAT WOULD INDICATE MISUSE. A FUNCTIONAL WAS PERFORMED; THE SUBJECT INSTRUMENT PROPERLY RETAINED BOTH LMC AND MMC MATING PART SIMULATIONS. ADDITIONALLY, A FUNCTIONAL EVALUATION WAS PERFORMED ON ALL SLEEVES AND EXTENDERS UTILIZING A SAMPLE MULTI-AXIAL SCREW (MAS); THE MAS HEAD WAS UNABLE TO BE MANUALLY PULLED OUT OF THE INNER SLEEVES WITH THE BONE SCREW AT MAXIMUM ANGULATION. DIMENSIONALLY EVALUATED M12 THREAD UTILIZING GAGES, THE M12 THREADS PASSED BOTH GAGE EVALUATIONS, AS WELL AS 3MM FLAT DIMENSION. THE 3MM FLAT WAS EVALUATED WITH A PIN GAGE, AND FOUND TO BE WITHIN PRINT SPECIFICATION.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT UNDERWENT A MINIMAL ACCESS SURGICAL PROCEDURE. IT WAS REPORTED THAT THE EXTENDER WOULD POP OFF OF THE SCREW. THE SURGERY TECHNIQUE WAS CONVERTED TO A MINI OPEN PROCEDURE. 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 INSTRUMENT MANUFACTURING NA SA09E219Z

Patients

Seq Age Sex Outcome Treatment
1