FDA Adverse Event Malfunction Summary report: N

CD HORIZON SPINAL SYSTEM

MDR report key: 1575546 · Received December 17, 2009

Report

Report Number
1030489-2009-01185
Event Type
Malfunction
Date Received
December 17, 2009
Date of Event
September 28, 2010
Report Date
April 20, 2011
Manufacturer
MEDTRONIC SOFAMOR DANEK MANUFACTURING
Product Code
KWP
PMA / PMN Number
K050809
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
SC, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B) (4): THE SCREW REMAINS IMPLANTED. X-RAYS SHOWED A PEDICLE SCREW CONSTRUCT FROM L4 TO S1. THE SCREW AT L4 WAS BROKEN MID-PEDICLE.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PT UNDERWENT DECOMPRESSION FROM L4 TO S1, POSTERIOR LUMBAR FUSION (PLF) AT L4/L5 AND POSTERIOR LUMBAR INTERBODY FUSION (PLIF/PLF) AT L5/S1. AT 15 MONTH POST OP VISIT, X-RAYS SHOWED THAT THE L4 SCREW BROKE AT THE BONE-SCREW INTERFACE. THE PT WAS NOT EXPERIENCING PAIN. REVISION SURGERY IS NOT PLANNED AT THIS TIME. NO FURTHER PT COMPLICATIONS WERE REPORTED.

Description of Event or Problem · 1

THE PATIENT UNDERWENT REVISION SURGERY 25 MONTHS POST-OP TO HAVE THE BROKEN SCREW AND ROD REPLACED. IN ADDITION, A INTERBODY FUSION WAS PERFORMED AT L4-L5. FUSION OCCURRED AT L5-S1. NO PATIENT COMPLICAITONS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 CD HORIZON SPINAL SYSTEM SCREW KWP MEDTRONIC SOFAMOR DANEK MANUFACTURING NA UNK

Patients

Seq Age Sex Outcome Treatment
1 37 YR Required Intervention IMPLANTED:| IMPLANTED:| IMPLANTED:| ROD: CATALOG # UNK, LOT # UNK| EXPLANTED:| SET SCREW: CATALOG # UNK, LOT # UNK| INTERBODY: CATALOG # UNK, LOT # UNK| EXPLANTED:| EXPLANTED: