Infusion port needle with positioning function

An infusion port needle with a positioning function relates to the technical field of medical auxiliary tools and comprises a positioning disc, an elastic positioning strip and a needle head; the needle head is in a right-angle bent shape, a vertical needle body of the needle head perpendicularly penetrates through a center of a disc face of the positioning disc, and a horizontal needle body of the needle head is correspondingly attached to a top of the disc face of the positioning disc; three elastic positioning strips are evenly and annularly distributed on an edge of a bottom of the positioning disc at intervals, an included angle of 10-15 degrees is formed between an axis of each elastic positioning strip in the length direction and an axis of the vertical needle body of the needle head, a length of each elastic positioning strip is larger than that of the vertical needle body of the needle head, a medical silica gel layer is arranged on one side corresponding to the vertical needle body of the needle hea