| 摘要 |
An adjustable orthopedic back brace includes: a first side panel having a distal end and a proximal end; a second side panel having a distal end and a proximal end; a rotating gear in geared communication with a first rack gear, the first rack gear connected to the proximal end of the first side panel, the rotating gear in geared communication with a second rack gear, the second rack gear connected to the proximal end of the second side panel; a mechanical advantage member rotatable with and providing mechanical advantage for the rotating gear; and an actuator connected operably to the mechanical advantage member for turning the member and the rotating gear to cause a translational movement of (i) the first rack gear and the first side panel and (ii) the second rack gear and the second side panel. |
