The concept of performing total hip arthroplasty without using allogeneic transfusion whether the operative procedure is ultimately successful or not is controversial however the surgeon is faced with just such a challenge when accepting a patient who is a jehovahs witness for elective primary or revision total hip replacement arthroplasty. Primary and revision total hip replacement in patients who are jehovahs witnesses nelson cl1 stewart jg author information 1university of arkansas for medical sciences little rock 72205 usa. Revision total hip replacement is a more complex procedure and takes longer to perform than primary total hip replacement in most cases the surgery takes several hours to begin your doctor will follow the line of the incision made during your primary total hip replacement. Complications were not different except for three cases of intraoperative femoral fracture in the control group and none in the robodocr group the german study reports on 858 patients 42 with bilateral hip replacements and this includes 30 revision cases for a total of 900 hip replacements the harris hip score rose from 437 to 915