Regardless of which type of IUD you choose, the IUD will have a long set of strings attached to it, explains Alyssa Dweck, MS ...

The removal process involves a doctor inserting a speculum and pulling the IUD out by the strings. After IUD removal, you may have spotting or cramping, and your period will return to normal.

When can I use an IUD? and so there's a string with the IUD that allows for bacteria to go up into your uterus and out the fallopian tubes and cause a possibility of pelvic inflammatory disease ...