Figure 1From: Precision of navigated and conventional open-wedge high tibial osteotomy in a cadaver study Intraoperative fluoroscopic control of the leg alignment with the use of a calibrated grid with lead-impregnated reference lines: a) determination of the hip center, b) determination of the ankle center, c) open-wedge osteotomy fixed with the HTO Position spacer plate.Back to article page