Heparin cap fixing device

The utility model discloses a heparin cap fixing device which comprises a base, one side of the base is provided with a hollow channel used for fixing a heparin cap, the other side of the base is provided with an adhesion portion, and one side of the channel where the base is located is provided with an arc-shaped first groove used for fixing an infusion tube. Before infusion, the base is connected with the hand of a patient through the adhesion part, then the heparin cap is installed in the channel to be fixed, and then the remaining needle is connected with the heparin cap; finally, the infusion tube is installed in a first groove, and the first groove fixes the infusion tube in the first groove; the traditional falling of the heparin cap and the scalp needle is mainly caused by unilateral dragging; in the utility model, the infusion tube and the heparin cap are fixed, so that the condition that the scalp needle connected to the infusion tube and the heparin cap fall off from each other is avoided, and the