Ankle joint mechanism

The invention provides an ankle joint mechanism to be fitted on an ankle of a user to assist motion of a body of the user, and the ankle joint mechanism includes: a lower leg link to be disposed alonga lower leg of the user; a foot holder configured to hold a foot of the user; a plantar/dorsi flexion mechanism configured to connect the lower leg link and the foot holder to each other so as to bepivotable about a plantar/dorsi flexion axis of an ankle joint of the user; an adduction/abduction mechanism configured to connect the lower leg link and the foot holder to each other so as to be pivotable about an adduction/abduction axis of the ankle joint; and an inversion/eversion mechanism configured to connect the lower leg link and the foot holder to each other so as to be pivotable about an inversion/eversion axis of the ankle joint. 本发明提供种待装配在使用者的脚踝上以辅助使用者的身体运动的踝关节机构，其包括：待沿着使用者的小腿布置的小腿连杆；被构造成保持使用者的脚的脚架座；跖/背屈机构，该跖/背屈机构被构造成将所述小腿连杆和所述脚架座彼此连接成可围绕使用者的踝关节的跖/背屈轴线枢转；内收/外展机构，该内收/外展机构被构造成将所述小腿连杆和所述脚架座彼此连接成可围绕踝关节的内收/外展轴线