Research Article

Effect of a Semirigid Ankle Brace on the In Vivo Kinematics of Patients with Functional Ankle Instability during the Stance Phase of Walking

Figure 1

The local coordinate system of the ankle complex. The X axis (red) pointed to the anterior, Y axis (green) pointed to the left side of the object, and Z axis (blue) pointed to the proximal. (a) Anterior-posterior viewpoint; (b) medial-lateral viewpoint; (c) proximal-distal viewpoint; (d) fitting circular arc to the trochlea and its origin.

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