RT Journal Article SR Electronic A1 Parry, Nicola T1 No Difference in Polyethylene Wear Using Metal or Ceramic Femoral Heads JF MD Conference Express YR 2015 FD SAGE Publications VO 15 IS 7 SP 14 OP 14 DO 10.1177/1559897715585083 UL http://mdc.sagepub.com/content/15/7/14.1.abstract AB This randomized trial was designed to investigate how femoral head material affects a conventional polyethylene socket in patients undergoing total hip arthroplasty. Patients received either a metal or a delta ceramic femoral head. There was no significant difference in creep or wear of the polyethylene socket using either head type.