Cozy venous transfusion protection device

The utility model relates to a cozy venous transfusion protection device. According to the cozy venous transfusion protection device, a retaining needle can be stably fixed for a long time, no-exosmosis of a punctured vein is guaranteed when a patient turns over, has a meal, goes to a toilet in the process of transfusion, and comfortable sensation and degree of satisfaction of the patient are increased. The cozy venous transfusion protection device is provided with a humanized arc-shaped base plate which is placed under a wrist into which a transfusion needle punctures. The cozy venous transfusion protection device comprises a cotton cushion layer and a protection cover, wherein the cotton cushion layer is placed on the arc-shaped base plate, and the protection cover is arranged on the cotton cushion layer. Three pairs of elastic fixing belts are symmetrically placed on two sides of the arc-shaped base plate according to a positioning line. Gluing buttons are placed at two ends of each fixing belt. The elastic fixing belts are chosen according to different transfusion positions. The gluing buttons are placed at two ends of a widened cotton transfusion protection belt which is positioned on the wrist part, and an observing window is formed in the centre of the widened cotton transfusion protection belt.