Fig. 3
Representative pre- and postoperative radiographic findings. (a,b) Findings of a 61-year-old female. Preoperative HKAA were −21° (right) and −18° (left) varus, respectively. Postoperative HKAA are −5°(right) and −3° (left) varus, respectively. In the right knee, 9 mm of the medial bearing and 10 mm of the lateral bearing are used. In left knee, 9 mm of the medial and lateral bearing are used. (c,d) Findings of a 91-year-old female. Preoperative HKAA are −27°(right) and −22° (left) varus, respectively. Postoperative HKAA are −5°(right) and −3° (left) varus, respectively. The medial and lateral bearing of 9 mm are used in both the knees. HKAA hip–knee–ankle angle.
