| 摘要 |
PROBLEM TO BE SOLVED: To lock an inner casing to an outer casing during transportation, etc., of a joint training device. SOLUTION: An inner casing 20 is inserted into an outer casing 19 in such a way as to be freely slidable longitudinally. A feed screw 21 driven by a motor 15 is placed inside the inner casing. A nut 22 is fitted around the feed screw 21, and a link mechanism 14 which allows a patient to do bending and stretching exercises of his legs as the nut moves back and forth is provided between the nut and the inner casing. A lock mechanism 16 that can lock the inner casing enclosed in the outer casing is provided in a predetermined position. |
