Hand pillow special for blood sampling

The utility model relates to the technical field of medical accessories, in particular to a hand pillow special for blood sampling. Comprising a hand pillow body and covering cloth, the top side of the hand pillow body is concavely provided with a containing groove capable of containing arms and elbows. A fixing groove and a connecting groove are horizontally formed in the hand pillow body in a sunken mode. One end side of the fixing groove in the length extension direction extends to the edge penetrating through the hand pillow body; a limiting plate extending in a long strip shape is arranged in the fixing groove in the hand pillow body, and a sliding groove is formed in the limiting plate in a sunken mode; the covering cloth is provided with attaching cloth which can be attached to the face side, provided with the containing groove, of the hand pillow body. A sliding strip is connected to the end side, extending to the fixing groove, of the attaching cloth and can stretch into the sliding groove. According