FDA Adverse Event Malfunction Summary report: N

VERSAFITCUP HIGHCROSS LINER

MDR report key: 1994281 · Received January 14, 2011

Report

Report Number
3005180920-2010-00022
Event Type
Malfunction
Date Received
January 14, 2011
Date of Event
September 9, 2010
Report Date
January 11, 2011
Manufacturer
MEDACTA INTERNATIONAL, SA
Product Code
MEH
PMA / PMN Number
K092265
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
ID, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

DOCUMENT REVIEW - VERSAFITCUP DOUBLE MOBILITY LINER - REF 01.26.2854MHC / LOT 092370 (B)(4): ALL PARAMETERS WERE FOUND TO BE CONFORMING TO SPECIFICATIONS VALID AT THE TIME OF MFG. (B)(4) LINERS BELONGING TO THIS LOT HAVE BEEN IMPLANTED AND NO INCIDENTS HAVE BEEN REPORTED UP TO NOW. COCR FEMORAL HEAD - REF 01.25.012 / LOT 102159 (B)(4): ALL PARAMETERS WERE FOUND TO BE CONFORMING TO SPECIFICATIONS VALID AT THE TIME OF MFG. (B)(4) BALL HEADS BELONGING TO THIS LOT HAVE BEEN IMPLANTED AND NO INCIDENTS HAVE BEEN REPORTED UP TO NOW. STATISTICS: ALL THE EVENTS INVOLVING CRCO BALL HEADS AND HC DOUBLE MOBILITY LINERS NOTIFIED AS COMPLAINTS WERE REVIEWED. (B)(4) IS THE ONLY ONE CONCERNING A DISLOCATION OF A CRCO HEAD, IN THAT CASE THE CRCO HEAD WAS COUPLED WITH A BIPOLAR HEAD AND THE ROOT CAUSE OF THE EVENT WAS NOT ATTRIBUTED TO THE PERFORMANCE OF THE IMPLANT. THIS CRCO BALL HEAD HAD THE LOT 092710, DIFFERENT THAN THE ONE HERE INVOLVED (102159). THE RETURNED HC LINER WAS ANALYZED. UPON DIMENSIONAL ANALYSIS, THE DIAMETER RELEVANT TO THE COUPLING WITH THE HEAD WAS FOUND TO BE OUT OF TOLERANCE (+0.063 MM). THIS FACT IS HIGH LIKELY DUE TO THE DEFORMATION OF THE PE LINER DURING SURGERY, IN PARTICULAR WHEN THE FEMORAL HEAD CAME OUT OF THE LINER, SINCE IT WAS REPORTED THAT THEY WERE INITIALLY ASSEMBLED CORRECTLY. ON THE BASIS OF THE INFO COLLECTED, THE EVENT IS THOUGHT TO BE NOT DEVICE RELATED, BUT PROBABLY DUE TO A WRONG ACTION DONE DURING THE SURGERY.

Description of Event or Problem · 1

WHEN REDUCING THE HIP, THE LINER DISENGAGED FROM THE COBALT CHROME HEAD. THE COBALT CHROME HEAD AND LINER WERE INITIALLY ASSEMBLED CORRECTLY. OPENED ANOTHER HIGH CROSS LINER AND REASSEMBLED WITH THE COBALT CHROME HEAD; IMPLANTED THE PT. THE HIP WAS THEN SUCCESSFULLY REDUCED AND THE SURGERY WAS COMPLETED SUCCESSFULLY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VERSAFITCUP HIGHCROSS LINER ACETABULAR LINER MEH MEDACTA INTERNATIONAL, SA NA 092370

Patients

Seq Age Sex Outcome Treatment
1 UNK Required Intervention COCR FEMORAL BALL HEAD - REF 01.25.012 / LOT102159