Bipolar Hip arthroplasty is one of the options for treatment of avascular necrosis of the femoral head using Bipolar Hip Prosthesis. Acetabular erosion and groin pain are the most allowing for gross motion between the common complications. Bipolar hip arthroplasty using tight fitting cup and acetabular reaming in AVN hip has a low incidence of groin pain, acetabular erosion and revision in midterm followup. Good outcome and mid term survival can be achieved irrespective of the Ficat Stage.