Patent ID: 8424134

Claim:
A medical bed comprising: a bed frame defining an interior space, the bed frame being provided with legs each having a moving roller, a plurality of loess bed units, and separation preventive members provided at opposite lateral sides thereof to prevent separation of the loess bed units; a support plate installed to each of the loess bed units to support the loess bed unit; an upward or downward moving unit including a head portion attached to the support plate, a body portion extending downward from the head portion to guide upward or downward movement of the loess bed unit, and a seating portion provided at a lower end of the body portion so as to be seated on an elastic spring to apply pressure to the interior space of a lifting member, the upward or downward moving units being installed to the bed frame at a predetermined height from a bottom plane; the lifting member fastened to a fixing die to vertically move the upward or downward moving unit and configured to receive the elastic spring therein, the lifting member having an inlet hole formed at an upper position thereof through which hydraulic fluid is introduced into or discharged from the lifting member; a water collection unit located in the interior space of the bed frame and including a bottom plate inclined by a predetermined angle, the water collection unit being provided with wheels at four corners of a lower surface thereof; and an angle adjustment unit installed to the bed frame to enable angular movement of the bed frame.