| 摘要 |
PURPOSE: A crutch capable of attaching a sanitary indoor packing on a lower supporter is provided to enable users to move to the destination location in a desired indoor space. CONSTITUTION: A crutch includes upper supporters(3, 3`) with a horizontal supporter(5) having a recess installed on the lower center of the upper supporters. The horizontal supporter can be replaced using a guiding rod with a spring installed on the lower side and a fixing box with a protrusion, by operating a handle for moving the protrusion. |
