FDA Adverse Event Injury Summary report: N

CD HORIZON SPINAL SYSTEM

MDR report key: 2221499 · Received August 24, 2011

Report

Report Number
1030489-2011-01094
Event Type
Injury
Date Received
August 24, 2011
Date of Event
June 22, 2011
Report Date
March 8, 2012
Manufacturer
WARSAW ORTHOPEDIC, INC
Product Code
KWP
PMA / PMN Number
K040583
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
FR
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4). NEITHER THE DEVICE NOR FILMS OF APPLICABLE IMAGING STUDIES WERE RETURNED TO THE MANUFACTURER FOR EVALUATION. THEREFORE, WE ARE UNABLE TO DETERMINE THE DEFINITIVE CAUSE OF THE REPORTED EVENT. A REVIEW OF THE DEVICE HISTORY RECORDS FOR THIS DEVICE DID NOT REVEAL ANY NON-CONFORMANCES TO SPECIFICATION OR DEVIATIONS IN PROCEDURE WHICH MIGHT CONTRIBUTE TO THE REPORTED EVENT.

Additional Manufacturer Narrative · 1

ANALYSIS OF THE RETURNED DEVICE SHOWS THAT NO PRE-EXISTING DEFECTS HAVE BEEN IDENTIFIED ON THE IMPLANTS THAT COULD BE RESPONSIBLE OF THE EVENT. THE ROD BROKE DUE TO OVERLOAD APPLIED ON THE SPINAL CONSTRUCT. THE LIMITED WORN SURFACE DUE TO REPETITIVE CONTACTS BETWEEN THE TWO BROKEN SECTIONS OF THE ROD SUGGESTS THE ROD BROKE RECENTLY FROM THE REVISION SURGERY DATE WHICH OCCURRED ALMOST 2 YEARS POST-OPERATIVELY.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT UNDERWENT A POSTERIOR FUSION PROCEDURE T5-S1 TO TREAT KYPHOSIS SCOLIOSIS. AN UNKNOWN TIME POST-OP, ONE OF THE RODS WAS FOUND TO BE BROKEN, AND THE PATIENT HAD PSEUDOARTHROSIS AT THE LEVEL WHERE THE ROD WAS BROKEN. THE PATIENT UNDERWENT A REVISION SURGERY 50 MONTHS POST-OP TO REMOVE AND REPLACE THE ROD.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 CD HORIZON SPINAL SYSTEM APPLIANCE, FIXATION, SPINAL INTERLAMINAL KWP WARSAW ORTHOPEDIC, INC NA W08D1148

Patients

Seq Age Sex Outcome Treatment
1 00063 YR Required Intervention