Band of influential cervical erosion?

IUD is usually the intrauterine Central, which is a very common contraceptive method. IUD many types, shapes, usually a circular ring, r-loop, T-ring. by the end of wire with Central and without tail-wire cycle. Now with the clinical use of the ring carries silk tail, Central Retrieve and convenient with less pain. The last ring so long silk outer cervix in contact, can cause or aggravate cervical erosion? After long-term follow-up observation, we have found the end zone silk intrauterine environment is such signs. However, if the patient is suffering from moderate or severe cervical erosion, but also to conduct treatment, again in Sheung Wan.