Fig. 5. Lea's shield. A. Cervical view. B. Lea's shield in position as far as it can comfortably go. It will settle in place, covering the cervix automatically. The loop is kept frontally and pressed behind the pubis bone. C. For removal, the loop is held with the index finger and it is then twisted and pulled out. (From Hunt WL, Gabbay L, Potts M: Lea's shield, a new barrier contraceptive preliminary clinical evaluations, three days' tolerance study. Contraception 50:551, 1994.)