Multi-position bolster for critical patient

The multi-body-position bolster comprises a bolster body, a containing groove is formed in the upper surface of the bolster body, one end of the containing groove extends to the edge of the right side of the bolster body, the bottom wall of the containing groove is obliquely arranged, and the bottom wall of the containing groove is provided with a through hole. The position, located on the edge of the bolster body, of the containing groove is lower than the position, away from the edge of the bolster body, of the containing groove, the transverse section of the containing groove is of a trapezoidal structure, two sets of air bags are symmetrically arranged on the two side walls of the containing groove, inflation openings are formed in the air bags, and an arc-shaped lying groove is formed in the left side of the bolster body. The upper end of the arc-shaped lying groove is flush with the upper surface of the edge, located in the middle of the bolster body, of the containing groove, and an angle adjusting bas