This is seriously the coolest invention ever for #ems this thing shows the veins under the skin and the direction they go!!! #iknowehatiwantforchristmas #picstitch #paramedicstudent

This is seriously the coolest invention ever for #ems this thing shows the veins under the skin and the direction they go!!! #iknowehatiwantforchristmas #picstitch #paramedicstudent