Background: Dual mobility (DM) articulations have become an increasingly popular bearing choice inefforts to reduce dislocation rates in high risk primary and revision total hip arthroplasties (THA).However, DM dislocations can still occur. Intraprosthetic dislocation (IPD) is a unique failure modefor DM compared to standard femoral heads. Currently, the incidence of this phenomenon duringattempted hip reduction is unknown