Stretcher bed

The utility model relates to the technical field of stretchers, in particular to a stretcher which comprises a stretcher body, a scissor type lifting frame installed below the stretcher body, a base installed at the bottom of the scissor type lifting frame, universal wheels installed at the four corners of the bottom of the base respectively, and a movable bed installed at the top of the stretcher body. The movable bed comprises a movable bed board and four straight wheels mounted at the bottom of the movable bed board; the straight wheels are arranged at the bottom of the movable bed so that the movable bed can conveniently move when used independently, the sliding grooves matched with the straight wheels are formed in the bed body, the movable bed can be conveniently placed on the bed body under the action of the sliding grooves, meanwhile, the straight wheels can be conveniently fixed through the positioning grooves, and therefore the movable bed can be conveniently fixed. And the height of the bed body is