... ring consists of two halves that are hinged together at one end and contain a locking clasp on the ... coronal sulcus.b. After placing clamps on the foreskin at the 3, 6, 9, and 12 o’clock positions, the ... made in the foreskin on the underside of the ring at the 2, 5, 8, and 11 o’clock positions ... is gently separated from the wound margin and cut at the 3 and 9 o’clock positions using special scissors that ...