FDA Adverse Event Injury Summary report: N

ROD,FIXATION,INTRAMEDULLARY

MDR report key: 4823994 · Received June 8, 2015

Report

Report Number
2520274-2015-14294
Event Type
Injury
Date Received
June 8, 2015
Report Date
June 4, 2015
Manufacturer
SYNTHES (USA)
Product Code
HSB
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

DEVICE WAS USED FOR TREATMENT NOT DIAGNOSIS. THIS REPORT IS FOR AN UNKNOWN PROXIMAL FEMORAL NAIL ANTIROTATION SYSTEM. INVESTIGATION COULD NOT BE COMPLETED AND NO CONCLUSION COULD BE DRAWN, AS NO DEVICES WERE RETURNED AND NO LOT NUMBERS OR PART NUMBERS WERE PROVIDED. IF INFORMATION IS OBTAINED THAT WAS NOT AVAILABLE FOR THE INITIAL MEDWATCH, A FOLLOW-UP MEDWATCH WILL BE FILED AS APPROPRIATE. (B)(4).

Description of Event or Problem · 1

THIS REPORT IS BEING FILED AFTER THE SUBSEQUENT REVIEW OF THE FOLLOWING JOURNAL ARTICLE ¿ FACTORS INFLUENCING FUNCTIONAL OUTCOMES IN UNITED INTERTROCHANTERIC HIP FRACTURES: A NEGATIVE EFFECT OF LAG SCREW SLIDING.¿ CHANG, J., KIM, T., KWAK, Y., KWON, Y., YOO, J. (2014) (SOUTH KOREA) THE PURPOSE OF THIS STUDY WAS TO INVESTIGATE THE FACTORS INFLUENCING FUNCTIONAL OUTCOMES IN ELDERLY PATIENTS WITH UNITED INTERTROCHANTERIC FRACTURES TREATED WITH HIP NAILS AND TO ASCERTAIN WHETHER DECREASED FEMORAL OFFSET DUE TO LAG SCREW SLIDING HAS A NEGATIVE EFFECT ON FUNCTIONAL OUTCOMES IN PATIENTS. BETWEEN NOVEMBER 2008 TO FEBRUARY 2011, 65 PATIENTS OLDER THAN 65 YEARS WITH UNITED INTERCHANTERIC FRACTURS. 37 PATIENTS WERE TREATED WITH HIP NAILS (PROXIMAL FEMORAL NAIL ANTIROTATION; SYNTHES) AND 28 PATIENTS WERE TREATED WITH A COMPETITOR PRODUCT, THE MEAN FOLLOW UP WAS 20.7 MONTHS. GOOD REDUCTION WAS MET IN 51 PATIENTS. MEAN LAG SCREW SLIDING DISTANCE WAS 5.3MM IN THE PFNA GROUP. MORE LAG SCREW SLIDING OCCURRED AS BONE MINERAL DENSITY DECREASED. IT WAS ALSO GREATER IN UNSTABLE FRACTURES AND ACCEPTABLE REDUCTION STATUS. MODERATE PAIN WAS REPORTED BY 47% OF THE PATIENTS WHEREAS 53% HAD MILD PAIN. THIS REPORT IS FOR AN UNKNOWN PROXIMAL FEMORAL NAIL ANTIROTATION SYSTEM. THIS IS REPORT 2 OF 2 FOR (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
368833 ROD,FIXATION,INTRAMEDULLARY HSB SYNTHES (USA)

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention