① Warm about two-thirds of the tip of the narrow portion of the Pasteur pipette with a gas burner and pull it to the left and right to stretch it.
② Fold in the middle of a stretched glass tube.
③ Melt the tip of the thick part of the Pasteur, pinch it with a folded tweezers, and then melt the glass part.
④ Stretch the molten glass section at an angle.
⑤ Fold the stretched glass tube about 1cm from the bent portion.
⑥ Apply a nail nail polish to the tip, then apply glass wool.
⑦ Stand on a surgical needle until it dries.
