These appliances are mainly used to treat diseases of the joints or muscles, by mechanical reproduction of various movements. It should be noted that such treatment is usually carried out under medical supervision.
Since mechano-therapy refers only to treatment involving movement of the joint, etc., this heading excludes wholly stationary apparatus (e.g., steps, ladders, parallel bars) even if they are for use in the rehabilitation of the limbs; such articles are classified in their respective headings. For the purposes of this heading, however, apparatus may be regarded as mechanical even if it incorporates only comparatively simple mechanical devices such as springs, wheels, pulleys, etc.
ordinary physical culture or medical exercising equipment designed for use in the home or in specially equipped premises (heading 95.06)