Chair for converting sitting posture of ICU (intensive care unit) patient

The utility model discloses a chair for converting the sitting posture of an ICU (intensive care unit) patient. The chair comprises a transverse frame, armrests, a chair back, a headrest, a clamping frame, a bayonet and a rotating shaft, the transverse frame is composed of two vertical rods, a transverse rod, two L-shaped rods and two positioning rods, the two vertical rods are arranged in parallel and are fixedly connected through the transverse rod, and the two ends of the vertical rods are perpendicularly connected with the L-shaped rods and the positioning rods respectively; a rod body, connected with the vertical rod, of the L-shaped rod is a telescopic rod body; the handrail is arranged on the vertical rod; connecting buckles are arranged on the upper surfaces of the vertical rods; the bottom of the chair back is connected with the connecting buckles of the vertical rods through rotating shafts. The ICU nursing bed is simple in structure, scientific and reasonable in design, and capable of effectively s