Lower limb restraint pillow

The utility model relates to the technical field of medical instruments, in particular to a lower limb restraint pillow which comprises a pillow body, a bottom pad and restraint straps, a limiting groove is concavely formed in the upper surface of the pillow body and arranged in the direction of the pillow body, and openings are formed in the two ends of the limiting groove; the bottom pad is fixedly connected with the face, back to the limiting groove, of the pillow body, the restraint strap is made of transparent materials, one end of the restraint strap is connected with one side of the bottom pad, the other end of the restraint strap is provided with a hook-and-loop fastener buckle face, and the face, back to the pillow body, of the bottom pad is provided with a hook-and-loop fastener loop face. The hook-and-loop fastener buckle surface and the hook-and-loop fastener loop surface are adhered to each other, so that the restraint strap restrains the operation side limb in the limiting groove. The utility mo