FDA Adverse Event Injury Summary report: N

7.0MM TI SIDE-OPENING SCREW 50MM

MDR report key: 3874750 · Received June 16, 2014

Report

Report Number
2520274-2014-11880
Event Type
Injury
Date Received
June 16, 2014
Report Date
May 20, 2014
Manufacturer
SYNTHES USA
Product Code
NKB
PMA / PMN Number
PK082572
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
WA, US
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

DATE OF EVENT: UNKNOWN. COMMON DEVICE NAMES: ADDITIONAL PRODUCT CODES: MNI, MNH, KWP, KWQ. IMPLANT DATE: UNKNOWN DATE (B)(6) 2011. WITHOUT A LOT NUMBER THE DEVICE HISTORY RECORDS REVIEW COULD NOT BE COMPLETED. THE INVESTIGATION COULD NOT BE COMPLETED; NO CONCLUSION COULD BE DRAWN, AS NO PRODUCT WAS RECEIVED. DEVICE WAS USED FOR TREATMENT, NOT DIAGNOSIS. IF INFORMATION IS OBTAINED THAT WAS NOT AVAILABLE FOR THE INITIAL MEDWATCH, A FOLLOW-UP MEDWATCH WILL BE FILED AS APPROPRIATE.

Description of Event or Problem · 1

IT WAS REPORTED THAT A PATIENT HAD A L4-S1 POSTERIOR LUMBAR FUSION IN (B)(6) 2011, EXACT DATE UNKNOWN. THE SURGEON USED SYNTHES UNIVERSAL SPINE SYSTEM (USS) AND AN UNKNOWN PEEK INTERBODY CAGE (MAY BE SYNTHES, BUT THERE ARE NO RECORDS TO CONFIRM) FOR ORIGINAL SURGERY. A SECOND SURGEON SAW THE PATIENT IN (B)(6) OF 2013. THE PATIENT COMPLAINED OF BACK PAIN AND RIGHT L5 RADICULAR SYMPTOMS. SURGEON ASSESSED THE PATIENT HAD A NONUNION AND REQUIRED FURTHER DECOMPRESSION. SURGEON PERFORMED THE REVISION ON (B)(6), 2014. INTRAOPERATIVELY HE FOUND A NONUNION AT THE L4-L5 AND L5-S1 LEVELS. HE REMOVED ALL OF THE USS HARDWARE AND REPLACED IT WITH LARGER DIAMETER USS SCREWS. IT WAS OBSERVED DURING THE REVISION SURGERY THAT ALL SCREWS THAT WERE REMOVED WERE SLIGHTLY LOOSE IN THE BONE. HE LEFT THE INTERBODY PEEK CAGE ALONE. THE SURGEON THEN PLACED USS ILIAC SCREWS ALONGSIDE THE ROD AND CONNECTED THEM. HE SUCCESSFULLY COMPLETED THE PROCEDURE. THIS IS REPORT 5 OF 21 FOR (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
352534 7.0MM TI SIDE-OPENING SCREW 50MM ORTHOSIS, SPINAL PEDICLE FIXATION, FOR DDD NKB SYNTHES USA

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention