| 摘要 |
<p>The present invention relates to a ward bed including an upper body part and a lower body part which respectively support the upper body and lower body of a patient, wherein the ward bed comprises: a plurality of rotary balls inserted in the surfaces of the upper body part and lower body part; a rotary shaft fixed to the upper body part or lower body part to change the angles of the upper body part and lower body part; an upper body support shaft connected with the rotary shaft and supporting the upper body part; a lower body support shaft connected with the rotary shaft and supporting the lower body part; an elastic body disposed between the lower body support shaft and the bottom surface of the lower body part and supporting the upper body part so that the upper body part receives elastic power to always stand; and a back adjusting device installed in one end of the rotary shaft and controlling the rotation of the rotary shaft.</p> |
