FDA Adverse Event Malfunction Summary report: N

TENOR SPINAL SYSTEM

MDR report key: 1938230 · Received December 27, 2010

Report

Report Number
1030489-2010-01645
Event Type
Malfunction
Date Received
December 27, 2010
Date of Event
May 28, 2010
Report Date
December 1, 2010
Manufacturer
WARSAW ORTHOPEDIC, INC.
Product Code
KWP
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
JA
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4). THIS PART IS NOT APPROVED FOR USE IN THE UNITED STATES; HOWEVER A LIKE DEVICE CATALOG # 806R55L40T, 510K # K022191 WAS CLEARED IN THE UNITED STATES. DEVICE WAS NOT RETURNED TO THE MANUFACTURER FOR EVALUATION. WE ARE UNABLE TO DETERMINE THE CAUSE OF THE EVENT. DEVICE HISTORY RECORDS WERE REVIEWED. NO DOCUMENTATION WAS FOUND THAT WOULD INDICATE A NON-CONFORMANCE TO SPECIFICATIONS. IT IS REPORTED THAT FUSION OCCURRED THEREFORE THE DEVICE MET ITS INTENDED FUNCTION.

Additional Manufacturer Narrative · 1

MACROSCOPIC EXAMINATION DID NOT REVEAL ANY MATERIAL OR FUNCTIONAL ISSUE WITH RESPECT TO THE IMPLANTS.

Description of Event or Problem · 1

IT WAS REPORTED THAT THE PATIENT UNDERWENT A SPINAL PROCEDURE DUE TO L2 BURST FRACTURE AFTER A FALL FROM A SECOND FLOOR OF A BUILDING AT L1-L3. DURING THE FOLLOW-UP VISIT APPROXIMATELY 15 MONTHS POST OP, IT WAS FOUND THAT BOTH L3 PEDICLE SCREWS HAD BROKEN. THE PATIENT STATED THAT SHE HEARD A POP-UP SOUND BEFORE THE VISIT WHEN SHE HAD ANOTHER FALL POST OP. THERE WAS NO SYMPTOM REPORTED AFTER THE BROKEN SCREWS WERE FOUND. FUSION REPORTED OCCURRED, THEREFORE THE REMOVAL SURGERY WAS PERFORMED APPROXIMATELY 22 MONTHS POST THE IMPLANTATION. THE CONSTRUCT WAS REMOVED DURING THE REMOVAL PROCEDURE, HOWEVER THE TIPS OF THE BROKEN SCREWS COULD NOT BE REMOVED FROM THE BONE. NO OTHER PATIENT COMPLICATIONS WERE REPORTED POST THE REMOVAL PROCEDURE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 TENOR SPINAL SYSTEM KWP WARSAW ORTHOPEDIC, INC. NA W08A1774

Patients

Seq Age Sex Outcome Treatment
1 00042 YR Other| R CONNECTOR